diff --git a/dist/squel-basic.js b/dist/squel-basic.js
index 20f0c7d2..0c3fa878 100644
--- a/dist/squel-basic.js
+++ b/dist/squel-basic.js
@@ -460,16 +460,16 @@ function _buildSquel() {
         if (null === item) {
           // null is allowed
         } else if ("string" === itemType || "number" === itemType || "boolean" === itemType) {
-            // primitives are allowed
-          } else if (item instanceof cls.BaseBuilder) {
-              // Builders allowed
-            } else {
-                var typeIsValid = !!getValueHandler(item, this.options.valueHandlers, cls.globalValueHandlers);
+          // primitives are allowed
+        } else if (item instanceof cls.BaseBuilder) {
+          // Builders allowed
+        } else {
+          var typeIsValid = !!getValueHandler(item, this.options.valueHandlers, cls.globalValueHandlers);
 
-                if (!typeIsValid) {
-                  throw new Error("field value must be a string, number, boolean, null or one of the registered custom value types");
-                }
-              }
+          if (!typeIsValid) {
+            throw new Error("field value must be a string, number, boolean, null or one of the registered custom value types");
+          }
+        }
 
         return item;
       }
diff --git a/dist/squel-basic.min.js b/dist/squel-basic.min.js
index 92707615..f34abe66 100644
--- a/dist/squel-basic.min.js
+++ b/dist/squel-basic.min.js
@@ -1,2 +1,2 @@
-/*! squel | https://github.com/hiddentao/squel | BSD license */!function(t,e){"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?module.exports=e():t.squel=e()}(this,function(){"use strict";function t(t){if(Array.isArray(t)){for(var e=0,r=Array(t.length);e<t.length;e++)r[e]=t[e];return r}return Array.from(t)}function e(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function r(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}function n(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function i(t,e){return t.length?t+e:t}function a(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;e>n;n++)r[n-1]=arguments[n];if(t&&r){var i=!0,a=!1,o=void 0;try{for(var l,u=function(){var e=l.value;"object"===("undefined"==typeof e?"undefined":y(e))&&Object.getOwnPropertyNames(e).forEach(function(r){t[r]=e[r]})},s=r[Symbol.iterator]();!(i=(l=s.next()).done);i=!0)u()}catch(f){a=!0,o=f}finally{try{!i&&s["return"]&&s["return"]()}finally{if(a)throw o}}}return t}function o(t){return t&&t.constructor.prototype===Object.prototype}function l(t){return t&&t.constructor.prototype===Array.prototype}function u(t){if(t&&t.constructor&&t.constructor.toString){var e=t.constructor.toString().match(/function\s*(\w+)/);if(e&&2===e.length)return e[1]}}function s(t){if(!t)return t;if("function"==typeof t.clone)return t.clone();if(!o(t)&&!l(t))return JSON.parse(JSON.stringify(t));var e=function(){var e=new t.constructor;return Object.getOwnPropertyNames(t).forEach(function(r){"function"!=typeof t[r]&&(e[r]=s(t[r]))}),{v:e}}();return"object"===("undefined"==typeof e?"undefined":y(e))?e.v:void 0}function f(t,e,r){var n="undefined"==typeof e?"undefined":y(e);if("function"!==n&&"string"!==n)throw new Error("type must be a class constructor or string");if("function"!=typeof r)throw new Error("handler must be a function");var i=!0,a=!1,o=void 0;try{for(var l,u=t[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value;if(s.type===e)return void(s.handler=r)}}catch(f){a=!0,o=f}finally{try{!i&&u["return"]&&u["return"]()}finally{if(a)throw o}}t.push({type:e,handler:r})}function c(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;e>n;n++)r[n-1]=arguments[n];var i=!0,a=!1,o=void 0;try{for(var l,u=r[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value,f=!0,c=!1,h=void 0;try{for(var v,d=s[Symbol.iterator]();!(f=(v=d.next()).done);f=!0){var p=v.value;if(("undefined"==typeof t?"undefined":y(t))===p.type||"string"!=typeof p.type&&t instanceof p.type)return p.handler}}catch(g){c=!0,h=g}finally{try{!f&&d["return"]&&d["return"]()}finally{if(c)throw h}}}}catch(g){a=!0,o=g}finally{try{!i&&u["return"]&&u["return"]()}finally{if(a)throw o}}}function h(){var h=arguments.length<=0||void 0===arguments[0]?null:arguments[0],p={_getObjectClassName:u};p.DefaultQueryBuilderOptions={autoQuoteTableNames:!1,autoQuoteFieldNames:!1,autoQuoteAliasNames:!0,useAsForTableAliasNames:!1,nameQuoteCharacter:"`",tableAliasQuoteCharacter:"`",fieldAliasQuoteCharacter:'"',valueHandlers:[],parameterCharacter:"?",numberedParameters:!1,numberedParametersPrefix:"$",numberedParametersStartAt:1,replaceSingleQuotes:!1,singleQuoteReplacement:"''",separator:" ",stringFormatter:null},p.globalValueHandlers=[],p.registerValueHandler=function(t,e){f(p.globalValueHandlers,t,e)},p.Cloneable=function(){function t(){n(this,t)}return d(t,[{key:"clone",value:function(){var t=new this.constructor;return a(t,s(a({},this)))}}]),t}(),p.BaseBuilder=function(i){function o(t){n(this,o);var r=e(this,Object.getPrototypeOf(o).call(this)),i=JSON.parse(JSON.stringify(p.DefaultQueryBuilderOptions));return r.options=a({},i,t),r}return r(o,i),d(o,[{key:"registerValueHandler",value:function(t,e){return f(this.options.valueHandlers,t,e),this}},{key:"_sanitizeExpression",value:function(t){if(!(t instanceof p.Expression)&&"string"!=typeof t)throw new Error("expression must be a string or Expression instance");return t}},{key:"_sanitizeName",value:function(t,e){if("string"!=typeof t)throw new Error(e+" must be a string");return t}},{key:"_sanitizeField",value:function(t){return t instanceof p.BaseBuilder||(t=this._sanitizeName(t,"field name")),t}},{key:"_sanitizeBaseBuilder",value:function(t){if(t instanceof p.BaseBuilder)return t;throw new Error("must be a BaseBuilder instance")}},{key:"_sanitizeTable",value:function(t){if("string"!=typeof t)try{t=this._sanitizeBaseBuilder(t)}catch(e){throw new Error("table name must be a string or a query builder")}else t=this._sanitizeName(t,"table");return t}},{key:"_sanitizeTableAlias",value:function(t){return this._sanitizeName(t,"table alias")}},{key:"_sanitizeFieldAlias",value:function(t){return this._sanitizeName(t,"field alias")}},{key:"_sanitizeLimitOffset",value:function(t){if(t=parseInt(t),0>t||isNaN(t))throw new Error("limit/offset must be >= 0");return t}},{key:"_sanitizeValue",value:function(t){var e="undefined"==typeof t?"undefined":y(t);if(null===t);else if("string"===e||"number"===e||"boolean"===e);else if(t instanceof p.BaseBuilder);else{var r=!!c(t,this.options.valueHandlers,p.globalValueHandlers);if(!r)throw new Error("field value must be a string, number, boolean, null or one of the registered custom value types")}return t}},{key:"_escapeValue",value:function(t){return this.options.replaceSingleQuotes?t.replace(/\'/g,this.options.singleQuoteReplacement):t}},{key:"_formatTableName",value:function(t){if(this.options.autoQuoteTableNames){var e=this.options.nameQuoteCharacter;t=""+e+t+e}return t}},{key:"_formatFieldAlias",value:function(t){if(this.options.autoQuoteAliasNames){var e=this.options.fieldAliasQuoteCharacter;t=""+e+t+e}return t}},{key:"_formatTableAlias",value:function(t){if(this.options.autoQuoteAliasNames){var e=this.options.tableAliasQuoteCharacter;t=""+e+t+e}return this.options.useAsForTableAliasNames?"AS "+t:t}},{key:"_formatFieldName",value:function(t){var e=this,r=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];return this.options.autoQuoteFieldNames&&!function(){var n=e.options.nameQuoteCharacter;t=r.ignorePeriodsForFieldNameQuotes?""+n+t+n:t.split(".").map(function(t){return"*"===t?t:""+n+t+n}).join(".")}(),t}},{key:"_formatCustomValue",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?!1:arguments[1],r=c(t,this.options.valueHandlers,p.globalValueHandlers);return r&&(t=r(t,e)),t}},{key:"_formatValueForParamArray",value:function(t){var e=this;return l(t)?t.map(function(t){return e._formatValueForParamArray(t)}):this._formatCustomValue(t,!0)}},{key:"_formatValueForQueryString",value:function(t){var e=this,r=arguments.length<=1||void 0===arguments[1]?{}:arguments[1],n=this._formatCustomValue(t);if(n!==t)return this._applyNestingFormatting(n);if(l(t))t=t.map(function(t){return e._formatValueForQueryString(t)}),t=this._applyNestingFormatting(t.join(", "));else{var i="undefined"==typeof t?"undefined":y(t);if(null===t)t="NULL";else if("boolean"===i)t=t?"TRUE":"FALSE";else if(t instanceof p.BaseBuilder)t=this._applyNestingFormatting(t.toString());else if("number"!==i){if("string"===i&&this.options.stringFormatter)return this.options.stringFormatter(t);if(r.dontQuote)t=""+t;else{var a=this._escapeValue(t);t="'"+a+"'"}}}return t}},{key:"_applyNestingFormatting",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?!0:arguments[1];return t&&"string"==typeof t&&e&&("("!==t.charAt(0)||")"!==t.charAt(t.length-1))?"("+t+")":t}},{key:"_buildString",value:function(e,r){var n=arguments.length<=2||void 0===arguments[2]?{}:arguments[2],i=n.nested,a=n.buildParameterized,o=n.formattingOptions;r=r||[],e=e||"";for(var u="",s=-1,f=[],c=this.options.parameterCharacter,h=0;e.length>h;)if(e.substr(h,c.length)===c){var v=r[++s];if(a)if(v instanceof p.BaseBuilder){var d=v._toParamString({buildParameterized:a,nested:!0});u+=d.text,f.push.apply(f,t(d.values))}else if(v=this._formatValueForParamArray(v),l(v)){var y=v.map(function(){return c}).join(", ");u+="("+y+")",f.push.apply(f,t(v))}else u+=c,f.push(v);else u+=this._formatValueForQueryString(v,o);h+=c.length}else u+=e.charAt(h),h++;return{text:this._applyNestingFormatting(u,!!i),values:f}}},{key:"_buildManyStrings",value:function(e,r){for(var n=arguments.length<=2||void 0===arguments[2]?{}:arguments[2],i=[],a=[],o=0;e.length>o;++o){var l=e[o],u=r[o],s=this._buildString(l,u,{buildParameterized:n.buildParameterized,nested:!1}),f=s.text,c=s.values;i.push(f),a.push.apply(a,t(c))}return i=i.join(this.options.separator),{text:i.length?this._applyNestingFormatting(i,!!n.nested):"",values:a}}},{key:"_toParamString",value:function(t){throw new Error("Not yet implemented")}},{key:"toString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return this._toParamString(t).text}},{key:"toParam",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return this._toParamString(a({},t,{buildParameterized:!0}))}}]),o}(p.Cloneable),p.Expression=function(i){function a(t){n(this,a);var r=e(this,Object.getPrototypeOf(a).call(this,t));return r._nodes=[],r}return r(a,i),d(a,[{key:"and",value:function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;e>n;n++)r[n-1]=arguments[n];return t=this._sanitizeExpression(t),this._nodes.push({type:"AND",expr:t,para:r}),this}},{key:"or",value:function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;e>n;n++)r[n-1]=arguments[n];return t=this._sanitizeExpression(t),this._nodes.push({type:"OR",expr:t,para:r}),this}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r=[],n=[],i=!0,a=!1,o=void 0;try{for(var l,u=this._nodes[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value,f=s.type,c=s.expr,h=s.para,v=c instanceof p.Expression?c._toParamString({buildParameterized:e.buildParameterized,nested:!0}):this._buildString(c,h,{buildParameterized:e.buildParameterized}),d=v.text,y=v.values;r.length&&r.push(f),r.push(d),n.push.apply(n,t(y))}}catch(g){a=!0,o=g}finally{try{!i&&u["return"]&&u["return"]()}finally{if(a)throw o}}return r=r.join(" "),{text:this._applyNestingFormatting(r,!!e.nested),values:n}}}]),a}(p.BaseBuilder),p.Case=function(l){function u(t){var r=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];n(this,u);var i=e(this,Object.getPrototypeOf(u).call(this,r));return o(t)&&(r=t,t=null),t&&(i._fieldName=i._sanitizeField(t)),i.options=a({},p.DefaultQueryBuilderOptions,r),i._cases=[],i._elseValue=null,i}return r(u,l),d(u,[{key:"when",value:function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;e>n;n++)r[n-1]=arguments[n];return this._cases.unshift({expression:t,values:r}),this}},{key:"then",value:function(t){if(0==this._cases.length)throw new Error("when() needs to be called first");return this._cases[0].result=t,this}},{key:"else",value:function(t){return this._elseValue=t,this}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r="",n=[],a=!0,o=!1,l=void 0;try{for(var u,s=this._cases[Symbol.iterator]();!(a=(u=s.next()).done);a=!0){var f=u.value,c=f.expression,h=f.values,v=f.result;r=i(r," ");var d=this._buildString(c,h,{buildParameterized:e.buildParameterized,nested:!0});r+="WHEN "+d.text+" THEN "+this._formatValueForQueryString(v),n.push.apply(n,t(d.values))}}catch(y){o=!0,l=y}finally{try{!a&&s["return"]&&s["return"]()}finally{if(o)throw l}}return r.length?(r+=" ELSE "+this._formatValueForQueryString(this._elseValue)+" END",this._fieldName&&(r=this._fieldName+" "+r),r="CASE "+r):r=this._formatValueForQueryString(this._elseValue),{text:r,values:n}}}]),u}(p.BaseBuilder),p.Block=function(t){function i(t){return n(this,i),e(this,Object.getPrototypeOf(i).call(this,t))}return r(i,t),d(i,[{key:"exposedMethods",value:function(){for(var t={},e=this;e;)Object.getOwnPropertyNames(e).forEach(function(r){"constructor"===r||"function"!=typeof e[r]||"_"===r.charAt(0)||p.Block.prototype[r]||(t[r]=e[r])}),e=Object.getPrototypeOf(e);return t}}]),i}(p.BaseBuilder),p.StringBlock=function(t){function i(t,r){n(this,i);var a=e(this,Object.getPrototypeOf(i).call(this,t));return a._str=r,a}return r(i,t),d(i,[{key:"_toParamString",value:function(){arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return{text:this._str,values:[]}}}]),i}(p.Block),p.FunctionBlock=function(t){function i(t){n(this,i);var r=e(this,Object.getPrototypeOf(i).call(this,t));return r._strings=[],r._values=[],r}return r(i,t),d(i,[{key:"function",value:function(t){this._strings.push(t);for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;e>n;n++)r[n-1]=arguments[n];this._values.push(r)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return this._buildManyStrings(this._strings,this._values,t)}}]),i}(p.Block),p.registerValueHandler(p.FunctionBlock,function(t){var e=arguments.length<=1||void 0===arguments[1]?!1:arguments[1];return e?t.toParam():t.toString()}),p.AbstractTableBlock=function(a){function o(t,r){n(this,o);var i=e(this,Object.getPrototypeOf(o).call(this,t));return i._tables=[],i}return r(o,a),d(o,[{key:"_table",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1];e=e?this._sanitizeTableAlias(e):e,t=this._sanitizeTable(t),this.options.singleTable&&(this._tables=[]),this._tables.push({table:t,alias:e})}},{key:"_hasTable",value:function(){return 0<this._tables.length}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r="",n=[];if(this._hasTable()){var a=!0,o=!1,l=void 0;try{for(var u,s=this._tables[Symbol.iterator]();!(a=(u=s.next()).done);a=!0){var f=u.value,c=f.table,h=f.alias;r=i(r,", ");var v=void 0;if(c instanceof p.BaseBuilder){var d=c._toParamString({buildParameterized:e.buildParameterized,nested:!0}),y=d.text,g=d.values;v=y,n.push.apply(n,t(g))}else v=this._formatTableName(c);h&&(v+=" "+this._formatTableAlias(h)),r+=v}}catch(m){o=!0,l=m}finally{try{!a&&s["return"]&&s["return"]()}finally{if(o)throw l}}this.options.prefix&&(r=this.options.prefix+" "+r)}return{text:r,values:n}}}]),o}(p.Block),p.TargetTableBlock=function(t){function i(){return n(this,i),e(this,Object.getPrototypeOf(i).apply(this,arguments))}return r(i,t),d(i,[{key:"target",value:function(t){this._table(t)}}]),i}(p.AbstractTableBlock),p.UpdateTableBlock=function(t){function i(){return n(this,i),e(this,Object.getPrototypeOf(i).apply(this,arguments))}return r(i,t),d(i,[{key:"table",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1];this._table(t,e)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];if(!this._hasTable())throw new Error("table() needs to be called");return v(Object.getPrototypeOf(i.prototype),"_toParamString",this).call(this,t)}}]),i}(p.AbstractTableBlock),p.FromTableBlock=function(t){function i(t){return n(this,i),e(this,Object.getPrototypeOf(i).call(this,a({},t,{prefix:"FROM"})))}return r(i,t),d(i,[{key:"from",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1];this._table(t,e)}}]),i}(p.AbstractTableBlock),p.IntoTableBlock=function(t){function i(t){return n(this,i),e(this,Object.getPrototypeOf(i).call(this,a({},t,{prefix:"INTO",singleTable:!0})))}return r(i,t),d(i,[{key:"into",value:function(t){this._table(t)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];if(!this._hasTable())throw new Error("into() needs to be called");return v(Object.getPrototypeOf(i.prototype),"_toParamString",this).call(this,t)}}]),i}(p.AbstractTableBlock),p.GetFieldBlock=function(a){function o(t){n(this,o);var r=e(this,Object.getPrototypeOf(o).call(this,t));return r._fields=[],r}return r(o,a),d(o,[{key:"fields",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];if(l(t)){var r=!0,n=!1,i=void 0;try{for(var a,o=t[Symbol.iterator]();!(r=(a=o.next()).done);r=!0){var u=a.value;this.field(u,null,e)}}catch(s){n=!0,i=s}finally{try{!r&&o["return"]&&o["return"]()}finally{if(n)throw i}}}else for(var f in t){var c=t[f];this.field(f,c,e)}}},{key:"field",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?{}:arguments[2];e=e?this._sanitizeFieldAlias(e):e,t=this._sanitizeField(t);var n=this._fields.filter(function(r){return r.name===t&&r.alias===e});return n.length?this:void this._fields.push({name:t,alias:e,options:r})}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r=e.queryBuilder,n=e.buildParameterized,a="",o=[],l=!0,u=!1,s=void 0;try{for(var f,c=this._fields[Symbol.iterator]();!(l=(f=c.next()).done);l=!0){var h=f.value;a=i(a,", ");var v=h.name,d=h.alias,y=h.options;if("string"==typeof v)a+=this._formatFieldName(v,y);else{var g=v._toParamString({nested:!0,buildParameterized:n});a+=g.text,o.push.apply(o,t(g.values))}d&&(a+=" AS "+this._formatFieldAlias(d))}}catch(m){u=!0,s=m}finally{try{!l&&c["return"]&&c["return"]()}finally{if(u)throw s}}if(!a.length){var b=r&&r.getBlock(p.FromTableBlock);b&&b._hasTable()&&(a="*")}return{text:a,values:o}}}]),o}(p.Block),p.AbstractSetFieldBlock=function(t){function i(t){n(this,i);var r=e(this,Object.getPrototypeOf(i).call(this,t));return r._reset(),r}return r(i,t),d(i,[{key:"_reset",value:function(){this._fields=[],this._values=[[]],this._valueOptions=[[]]}},{key:"_set",value:function(t,e){var r=arguments.length<=2||void 0===arguments[2]?{}:arguments[2];if(this._values.length>1)throw new Error("Cannot set multiple rows of fields this way.");"undefined"!=typeof e&&(e=this._sanitizeValue(e)),t=this._sanitizeField(t);var n=this._fields.indexOf(t);-1===n&&(this._fields.push(t),n=this._fields.length-1),this._values[0][n]=e,this._valueOptions[0][n]=r}},{key:"_setFields",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];if("object"!==("undefined"==typeof t?"undefined":y(t)))throw new Error("Expected an object but got "+("undefined"==typeof t?"undefined":y(t)));for(var r in t)this._set(r,t[r],e)}},{key:"_setFieldsRows",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];if(!l(t))throw new Error("Expected an array of objects but got "+("undefined"==typeof t?"undefined":y(t)));this._reset();for(var r=0;t.length>r;++r){var n=t[r];for(var i in n){var a=n[i];i=this._sanitizeField(i),a=this._sanitizeValue(a);var o=this._fields.indexOf(i);if(r>0&&-1===o)throw new Error("All fields in subsequent rows must match the fields in the first row");-1===o&&(this._fields.push(i),o=this._fields.length-1),l(this._values[r])||(this._values[r]=[],this._valueOptions[r]=[]),this._values[r][o]=a,this._valueOptions[r][o]=e}}}}]),i}(p.Block),p.SetFieldBlock=function(a){function o(){return n(this,o),e(this,Object.getPrototypeOf(o).apply(this,arguments))}return r(o,a),d(o,[{key:"set",value:function(t,e,r){this._set(t,e,r)}},{key:"setFields",value:function(t,e){this._setFields(t,e)}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r=e.buildParameterized;if(0>=this._fields.length)throw new Error("set() needs to be called");for(var n="",a=[],o=0;o<this._fields.length;++o){n=i(n,", ");var l=this._formatFieldName(this._fields[o]),u=this._values[0][o];0>l.indexOf("=")&&(l=l+" = "+this.options.parameterCharacter);var s=this._buildString(l,[u],{buildParameterized:r,formattingOptions:this._valueOptions[0][o]});n+=s.text,a.push.apply(a,t(s.values))}return{text:"SET "+n,values:a}}}]),o}(p.AbstractSetFieldBlock),p.InsertFieldValueBlock=function(a){function o(){return n(this,o),e(this,Object.getPrototypeOf(o).apply(this,arguments))}return r(o,a),d(o,[{key:"set",value:function(t,e){var r=arguments.length<=2||void 0===arguments[2]?{}:arguments[2];this._set(t,e,r)}},{key:"setFields",value:function(t,e){this._setFields(t,e)}},{key:"setFieldsRows",value:function(t,e){this._setFieldsRows(t,e)}},{key:"_toParamString",value:function(){for(var e=this,r=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n=r.buildParameterized,a=this._fields.map(function(t){return e._formatFieldName(t)}).join(", "),o=[],l=[],u=0;u<this._values.length;++u){o[u]="";for(var s=0;s<this._values[u].length;++s){var f=this._buildString(this.options.parameterCharacter,[this._values[u][s]],{buildParameterized:n,formattingOptions:this._valueOptions[u][s]});l.push.apply(l,t(f.values)),o[u]=i(o[u],", "),o[u]+=f.text}}return{text:a.length?"("+a+") VALUES ("+o.join("), (")+")":"",values:l}}}]),o}(p.AbstractSetFieldBlock),p.InsertFieldsFromQueryBlock=function(t){function i(t){n(this,i);var r=e(this,Object.getPrototypeOf(i).call(this,t));return r._fields=[],r._query=null,r}return r(i,t),d(i,[{key:"fromQuery",value:function(t,e){var r=this;this._fields=t.map(function(t){return r._sanitizeField(t)}),this._query=this._sanitizeBaseBuilder(e)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],e="",r=[];if(this._fields.length&&this._query){var n=this._query._toParamString({buildParameterized:t.buildParameterized,nested:!0}),i=n.text,a=n.values;e="("+this._fields.join(", ")+") "+this._applyNestingFormatting(i),r=a}return{text:e,values:r}}}]),i}(p.Block),p.DistinctBlock=function(t){function i(){return n(this,i),e(this,Object.getPrototypeOf(i).apply(this,arguments))}return r(i,t),d(i,[{key:"distinct",value:function(){this._useDistinct=!0}},{key:"_toParamString",value:function(){return{text:this._useDistinct?"DISTINCT":"",values:[]}}}]),i}(p.Block),p.GroupByBlock=function(t){function i(t){n(this,i);var r=e(this,Object.getPrototypeOf(i).call(this,t));return r._groups=[],r}return r(i,t),d(i,[{key:"group",value:function(t){this._groups.push(this._sanitizeField(t))}},{key:"_toParamString",value:function(){arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return{text:this._groups.length?"GROUP BY "+this._groups.join(", "):"",values:[]}}}]),i}(p.Block),p.OffsetBlock=function(t){function i(t){n(this,i);var r=e(this,Object.getPrototypeOf(i).call(this,t));return r._offsets=null,r}return r(i,t),d(i,[{key:"offset",value:function(t){this._offsets=this._sanitizeLimitOffset(t)}},{key:"_toParamString",value:function(){return{text:this._offsets?"OFFSET "+this._offsets:"",values:[]}}}]),i}(p.Block),p.AbstractConditionBlock=function(i){function a(t){n(this,a);var r=e(this,Object.getPrototypeOf(a).call(this,t));return r._conditions=[],r}return r(a,i),d(a,[{key:"_condition",value:function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;e>n;n++)r[n-1]=arguments[n];t=this._sanitizeExpression(t),this._conditions.push({expr:t,values:r})}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r=[],n=[],i=!0,a=!1,o=void 0;try{for(var l,u=this._conditions[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value,f=s.expr,c=s.values,h=f instanceof p.Expression?f._toParamString({buildParameterized:e.buildParameterized}):this._buildString(f,c,{buildParameterized:e.buildParameterized});h.text.length&&r.push(h.text),n.push.apply(n,t(h.values))}}catch(v){a=!0,o=v}finally{try{!i&&u["return"]&&u["return"]()}finally{if(a)throw o}}return r.length&&(r=r.join(") AND (")),{text:r.length?this.options.verb+" ("+r+")":"",values:n}}}]),a}(p.Block),p.WhereBlock=function(t){function i(t){return n(this,i),e(this,Object.getPrototypeOf(i).call(this,a({},t,{verb:"WHERE"})))}return r(i,t),d(i,[{key:"where",value:function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;e>n;n++)r[n-1]=arguments[n];this._condition.apply(this,[t].concat(r))}}]),i}(p.AbstractConditionBlock),p.HavingBlock=function(t){function i(t){return n(this,i),e(this,Object.getPrototypeOf(i).call(this,a({},t,{verb:"HAVING"})))}return r(i,t),d(i,[{key:"having",value:function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;e>n;n++)r[n-1]=arguments[n];this._condition.apply(this,[t].concat(r))}}]),i}(p.AbstractConditionBlock),p.OrderByBlock=function(a){function o(t){n(this,o);var r=e(this,Object.getPrototypeOf(o).call(this,t));return r._orders=[],r}return r(o,a),d(o,[{key:"order",value:function(t,e){for(var r=arguments.length,n=Array(r>2?r-2:0),i=2;r>i;i++)n[i-2]=arguments[i];t=this._sanitizeField(t),e=void 0===e?!0:e,e=null!==e?!!e:e,this._orders.push({field:t,dir:e,values:n})}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r="",n=[],a=!0,o=!1,l=void 0;try{for(var u,s=this._orders[Symbol.iterator]();!(a=(u=s.next()).done);a=!0){var f=u.value,c=f.field,h=f.dir,v=f.values;r=i(r,", ");var d=this._buildString(c,v,{buildParameterized:e.buildParameterized});r+=d.text,n.push.apply(n,t(d.values)),null!==h&&(r+=" "+(h?"ASC":"DESC"))}}catch(y){o=!0,l=y}finally{try{!a&&s["return"]&&s["return"]()}finally{if(o)throw l}}return{text:r.length?"ORDER BY "+r:"",values:n}}}]),o}(p.Block),p.LimitBlock=function(t){function i(t){n(this,i);var r=e(this,Object.getPrototypeOf(i).call(this,t));return r._limit=null,r}return r(i,t),d(i,[{key:"limit",value:function(t){this._limit=this._sanitizeLimitOffset(t)}},{key:"_toParamString",value:function(){return{text:null!==this._limit?"LIMIT "+this._limit:"",values:[]}}}]),i}(p.Block),p.JoinBlock=function(a){function o(t){n(this,o);var r=e(this,Object.getPrototypeOf(o).call(this,t));return r._joins=[],r}return r(o,a),d(o,[{key:"join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?null:arguments[2],n=arguments.length<=3||void 0===arguments[3]?"INNER":arguments[3];t=this._sanitizeTable(t,!0),e=e?this._sanitizeTableAlias(e):e,r=r?this._sanitizeExpression(r):r,this._joins.push({type:n,table:t,alias:e,condition:r})}},{key:"left_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,r,"LEFT")}},{key:"right_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,r,"RIGHT")}},{key:"outer_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,r,"OUTER")}},{key:"left_outer_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,r,"LEFT OUTER")}},{key:"full_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,r,"FULL")}},{key:"cross_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,r,"CROSS")}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r="",n=[],a=!0,o=!1,l=void 0;try{for(var u,s=this._joins[Symbol.iterator]();!(a=(u=s.next()).done);a=!0){var f=u.value,c=f.type,h=f.table,v=f.alias,d=f.condition;r=i(r,this.options.separator);var y=void 0;if(h instanceof p.BaseBuilder){var g=h._toParamString({buildParameterized:e.buildParameterized,nested:!0});n.push.apply(n,t(g.values)),y=g.text}else y=this._formatTableName(h);if(r+=c+" JOIN "+y,v&&(r+=" "+this._formatTableAlias(v)),d){r+=" ON ";var m=void 0;m=d instanceof p.Expression?d._toParamString({buildParameterized:e.buildParameterized}):this._buildString(d,[],{buildParameterized:e.buildParameterized}),r+=this._applyNestingFormatting(m.text),n.push.apply(n,t(m.values))}}}catch(b){o=!0,l=b}finally{try{!a&&s["return"]&&s["return"]()}finally{if(o)throw l}}return{text:r,values:n}}}]),o}(p.Block),p.UnionBlock=function(a){function o(t){n(this,o);var r=e(this,Object.getPrototypeOf(o).call(this,t));return r._unions=[],r}return r(o,a),d(o,[{key:"union",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?"UNION":arguments[1];t=this._sanitizeTable(t),this._unions.push({type:e,table:t})}},{key:"union_all",value:function(t){this.union(t,"UNION ALL")}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r="",n=[],a=!0,o=!1,l=void 0;try{for(var u,s=this._unions[Symbol.iterator]();!(a=(u=s.next()).done);a=!0){var f=u.value,c=f.type,h=f.table;r=i(r,this.options.separator);var v=void 0;if(h instanceof p.BaseBuilder){var d=h._toParamString({buildParameterized:e.buildParameterized,nested:!0});v=d.text,n.push.apply(n,t(d.values))}else r=this._formatTableName(h);r+=c+" "+v}}catch(y){o=!0,l=y}finally{try{!a&&s["return"]&&s["return"]()}finally{if(o)throw l}}return{text:r,values:n}}}]),o}(p.Block),p.QueryBuilder=function(i){function o(t,r){n(this,o);var i=e(this,Object.getPrototypeOf(o).call(this,t));i.blocks=r||[];var a=!0,l=!1,u=void 0;try{for(var s,f=i.blocks[Symbol.iterator]();!(a=(s=f.next()).done);a=!0){var c=s.value,h=c.exposedMethods();for(var v in h){var d=h[v];if(void 0!==i[v])throw new Error("Builder already has a builder method called: "+v);!function(t,e,r){i[e]=function(){for(var e=arguments.length,n=Array(e),a=0;e>a;a++)n[a]=arguments[a];return r.call.apply(r,[t].concat(n)),i}}(c,v,d)}}}catch(y){l=!0,u=y}finally{try{!a&&f["return"]&&f["return"]()}finally{if(l)throw u}}return i}return r(o,i),d(o,[{key:"registerValueHandler",value:function(t,e){var r=!0,n=!1,i=void 0;try{for(var a,l=this.blocks[Symbol.iterator]();!(r=(a=l.next()).done);r=!0){var u=a.value;u.registerValueHandler(t,e)}}catch(s){n=!0,i=s}finally{try{!r&&l["return"]&&l["return"]()}finally{if(n)throw i}}return v(Object.getPrototypeOf(o.prototype),"registerValueHandler",this).call(this,t,e),this}},{key:"updateOptions",value:function(t){this.options=a({},this.options,t);var e=!0,r=!1,n=void 0;try{for(var i,o=this.blocks[Symbol.iterator]();!(e=(i=o.next()).done);e=!0){var l=i.value;l.options=a({},l.options,t)}}catch(u){r=!0,n=u}finally{try{!e&&o["return"]&&o["return"]()}finally{if(r)throw n}}}},{key:"_toParamString",value:function(){var e,r=this,n=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];n=a({},this.options,n);var i=this.blocks.map(function(t){return t._toParamString({buildParameterized:n.buildParameterized,queryBuilder:r})}),o=i.map(function(t){return t.text}),l=i.map(function(t){return t.values}),u=o.filter(function(t){return 0<t.length}).join(n.separator),s=(e=[]).concat.apply(e,t(l));return n.nested||n.numberedParameters&&!function(){var t=void 0!==n.numberedParametersStartAt?n.numberedParametersStartAt:1,e=n.parameterCharacter.replace(/[-[\]{}()*+?.,\\^$|#\s]/g,"\\$&");u=u.replace(new RegExp(e,"g"),function(){return""+n.numberedParametersPrefix+t++})}(),{text:this._applyNestingFormatting(u,!!n.nested),values:s}}},{key:"clone",value:function(){var t=this.blocks.map(function(t){return t.clone()});return new this.constructor(this.options,t)}},{key:"getBlock",value:function(t){var e=this.blocks.filter(function(e){return e instanceof t});return e[0]}}]),o}(p.BaseBuilder),p.Select=function(t){function i(t){var r=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return n(this,i),r=r||[new p.StringBlock(t,"SELECT"),new p.FunctionBlock(t),new p.DistinctBlock(t),new p.GetFieldBlock(t),new p.FromTableBlock(t),new p.JoinBlock(t),new p.WhereBlock(t),new p.GroupByBlock(t),new p.HavingBlock(t),new p.OrderByBlock(t),new p.LimitBlock(t),new p.OffsetBlock(t),new p.UnionBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,r))}return r(i,t),i}(p.QueryBuilder),p.Update=function(t){function i(t){var r=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return n(this,i),r=r||[new p.StringBlock(t,"UPDATE"),new p.UpdateTableBlock(t),new p.SetFieldBlock(t),new p.WhereBlock(t),new p.OrderByBlock(t),new p.LimitBlock(t)],
+/*! squel | https://github.com/hiddentao/squel | BSD license */!function(t,e){"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?module.exports=e():t.squel=e()}(this,function(){"use strict";function t(t){if(Array.isArray(t)){for(var e=0,r=Array(t.length);e<t.length;e++)r[e]=t[e];return r}return Array.from(t)}function e(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function r(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}function n(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function i(t,e){return t.length?t+e:t}function a(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;n<e;n++)r[n-1]=arguments[n];if(t&&r){var i=!0,a=!1,o=void 0;try{for(var l,u=function(){var e=l.value;"object"===("undefined"==typeof e?"undefined":y(e))&&Object.getOwnPropertyNames(e).forEach(function(r){t[r]=e[r]})},s=r[Symbol.iterator]();!(i=(l=s.next()).done);i=!0)u()}catch(f){a=!0,o=f}finally{try{!i&&s["return"]&&s["return"]()}finally{if(a)throw o}}}return t}function o(t){return t&&t.constructor.prototype===Object.prototype}function l(t){return t&&t.constructor.prototype===Array.prototype}function u(t){if(t&&t.constructor&&t.constructor.toString){var e=t.constructor.toString().match(/function\s*(\w+)/);if(e&&2===e.length)return e[1]}}function s(t){if(!t)return t;if("function"==typeof t.clone)return t.clone();if(!o(t)&&!l(t))return JSON.parse(JSON.stringify(t));var e=function(){var e=new t.constructor;return Object.getOwnPropertyNames(t).forEach(function(r){"function"!=typeof t[r]&&(e[r]=s(t[r]))}),{v:e}}();return"object"===("undefined"==typeof e?"undefined":y(e))?e.v:void 0}function f(t,e,r){var n="undefined"==typeof e?"undefined":y(e);if("function"!==n&&"string"!==n)throw new Error("type must be a class constructor or string");if("function"!=typeof r)throw new Error("handler must be a function");var i=!0,a=!1,o=void 0;try{for(var l,u=t[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value;if(s.type===e)return void(s.handler=r)}}catch(f){a=!0,o=f}finally{try{!i&&u["return"]&&u["return"]()}finally{if(a)throw o}}t.push({type:e,handler:r})}function c(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;n<e;n++)r[n-1]=arguments[n];var i=!0,a=!1,o=void 0;try{for(var l,u=r[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value,f=!0,c=!1,h=void 0;try{for(var v,d=s[Symbol.iterator]();!(f=(v=d.next()).done);f=!0){var p=v.value;if(("undefined"==typeof t?"undefined":y(t))===p.type||"string"!=typeof p.type&&t instanceof p.type)return p.handler}}catch(g){c=!0,h=g}finally{try{!f&&d["return"]&&d["return"]()}finally{if(c)throw h}}}}catch(g){a=!0,o=g}finally{try{!i&&u["return"]&&u["return"]()}finally{if(a)throw o}}}function h(){var h=arguments.length<=0||void 0===arguments[0]?null:arguments[0],p={_getObjectClassName:u};p.DefaultQueryBuilderOptions={autoQuoteTableNames:!1,autoQuoteFieldNames:!1,autoQuoteAliasNames:!0,useAsForTableAliasNames:!1,nameQuoteCharacter:"`",tableAliasQuoteCharacter:"`",fieldAliasQuoteCharacter:'"',valueHandlers:[],parameterCharacter:"?",numberedParameters:!1,numberedParametersPrefix:"$",numberedParametersStartAt:1,replaceSingleQuotes:!1,singleQuoteReplacement:"''",separator:" ",stringFormatter:null},p.globalValueHandlers=[],p.registerValueHandler=function(t,e){f(p.globalValueHandlers,t,e)},p.Cloneable=function(){function t(){n(this,t)}return d(t,[{key:"clone",value:function(){var t=new this.constructor;return a(t,s(a({},this)))}}]),t}(),p.BaseBuilder=function(i){function o(t){n(this,o);var r=e(this,Object.getPrototypeOf(o).call(this)),i=JSON.parse(JSON.stringify(p.DefaultQueryBuilderOptions));return r.options=a({},i,t),r}return r(o,i),d(o,[{key:"registerValueHandler",value:function(t,e){return f(this.options.valueHandlers,t,e),this}},{key:"_sanitizeExpression",value:function(t){if(!(t instanceof p.Expression)&&"string"!=typeof t)throw new Error("expression must be a string or Expression instance");return t}},{key:"_sanitizeName",value:function(t,e){if("string"!=typeof t)throw new Error(e+" must be a string");return t}},{key:"_sanitizeField",value:function(t){return t instanceof p.BaseBuilder||(t=this._sanitizeName(t,"field name")),t}},{key:"_sanitizeBaseBuilder",value:function(t){if(t instanceof p.BaseBuilder)return t;throw new Error("must be a BaseBuilder instance")}},{key:"_sanitizeTable",value:function(t){if("string"!=typeof t)try{t=this._sanitizeBaseBuilder(t)}catch(e){throw new Error("table name must be a string or a query builder")}else t=this._sanitizeName(t,"table");return t}},{key:"_sanitizeTableAlias",value:function(t){return this._sanitizeName(t,"table alias")}},{key:"_sanitizeFieldAlias",value:function(t){return this._sanitizeName(t,"field alias")}},{key:"_sanitizeLimitOffset",value:function(t){if(t=parseInt(t),0>t||isNaN(t))throw new Error("limit/offset must be >= 0");return t}},{key:"_sanitizeValue",value:function(t){var e="undefined"==typeof t?"undefined":y(t);if(null===t);else if("string"===e||"number"===e||"boolean"===e);else if(t instanceof p.BaseBuilder);else{var r=!!c(t,this.options.valueHandlers,p.globalValueHandlers);if(!r)throw new Error("field value must be a string, number, boolean, null or one of the registered custom value types")}return t}},{key:"_escapeValue",value:function(t){return this.options.replaceSingleQuotes?t.replace(/\'/g,this.options.singleQuoteReplacement):t}},{key:"_formatTableName",value:function(t){if(this.options.autoQuoteTableNames){var e=this.options.nameQuoteCharacter;t=""+e+t+e}return t}},{key:"_formatFieldAlias",value:function(t){if(this.options.autoQuoteAliasNames){var e=this.options.fieldAliasQuoteCharacter;t=""+e+t+e}return t}},{key:"_formatTableAlias",value:function(t){if(this.options.autoQuoteAliasNames){var e=this.options.tableAliasQuoteCharacter;t=""+e+t+e}return this.options.useAsForTableAliasNames?"AS "+t:t}},{key:"_formatFieldName",value:function(t){var e=this,r=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];return this.options.autoQuoteFieldNames&&!function(){var n=e.options.nameQuoteCharacter;t=r.ignorePeriodsForFieldNameQuotes?""+n+t+n:t.split(".").map(function(t){return"*"===t?t:""+n+t+n}).join(".")}(),t}},{key:"_formatCustomValue",value:function(t){var e=!(arguments.length<=1||void 0===arguments[1])&&arguments[1],r=c(t,this.options.valueHandlers,p.globalValueHandlers);return r&&(t=r(t,e)),t}},{key:"_formatValueForParamArray",value:function(t){var e=this;return l(t)?t.map(function(t){return e._formatValueForParamArray(t)}):this._formatCustomValue(t,!0)}},{key:"_formatValueForQueryString",value:function(t){var e=this,r=arguments.length<=1||void 0===arguments[1]?{}:arguments[1],n=this._formatCustomValue(t);if(n!==t)return this._applyNestingFormatting(n);if(l(t))t=t.map(function(t){return e._formatValueForQueryString(t)}),t=this._applyNestingFormatting(t.join(", "));else{var i="undefined"==typeof t?"undefined":y(t);if(null===t)t="NULL";else if("boolean"===i)t=t?"TRUE":"FALSE";else if(t instanceof p.BaseBuilder)t=this._applyNestingFormatting(t.toString());else if("number"!==i){if("string"===i&&this.options.stringFormatter)return this.options.stringFormatter(t);if(r.dontQuote)t=""+t;else{var a=this._escapeValue(t);t="'"+a+"'"}}}return t}},{key:"_applyNestingFormatting",value:function(t){var e=arguments.length<=1||void 0===arguments[1]||arguments[1];return t&&"string"==typeof t&&e&&("("!==t.charAt(0)||")"!==t.charAt(t.length-1))?"("+t+")":t}},{key:"_buildString",value:function(e,r){var n=arguments.length<=2||void 0===arguments[2]?{}:arguments[2],i=n.nested,a=n.buildParameterized,o=n.formattingOptions;r=r||[],e=e||"";for(var u="",s=-1,f=[],c=this.options.parameterCharacter,h=0;e.length>h;)if(e.substr(h,c.length)===c){var v=r[++s];if(a)if(v instanceof p.BaseBuilder){var d=v._toParamString({buildParameterized:a,nested:!0});u+=d.text,f.push.apply(f,t(d.values))}else if(v=this._formatValueForParamArray(v),l(v)){var y=v.map(function(){return c}).join(", ");u+="("+y+")",f.push.apply(f,t(v))}else u+=c,f.push(v);else u+=this._formatValueForQueryString(v,o);h+=c.length}else u+=e.charAt(h),h++;return{text:this._applyNestingFormatting(u,!!i),values:f}}},{key:"_buildManyStrings",value:function(e,r){for(var n=arguments.length<=2||void 0===arguments[2]?{}:arguments[2],i=[],a=[],o=0;e.length>o;++o){var l=e[o],u=r[o],s=this._buildString(l,u,{buildParameterized:n.buildParameterized,nested:!1}),f=s.text,c=s.values;i.push(f),a.push.apply(a,t(c))}return i=i.join(this.options.separator),{text:i.length?this._applyNestingFormatting(i,!!n.nested):"",values:a}}},{key:"_toParamString",value:function(t){throw new Error("Not yet implemented")}},{key:"toString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return this._toParamString(t).text}},{key:"toParam",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return this._toParamString(a({},t,{buildParameterized:!0}))}}]),o}(p.Cloneable),p.Expression=function(i){function a(t){n(this,a);var r=e(this,Object.getPrototypeOf(a).call(this,t));return r._nodes=[],r}return r(a,i),d(a,[{key:"and",value:function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;n<e;n++)r[n-1]=arguments[n];return t=this._sanitizeExpression(t),this._nodes.push({type:"AND",expr:t,para:r}),this}},{key:"or",value:function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;n<e;n++)r[n-1]=arguments[n];return t=this._sanitizeExpression(t),this._nodes.push({type:"OR",expr:t,para:r}),this}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r=[],n=[],i=!0,a=!1,o=void 0;try{for(var l,u=this._nodes[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value,f=s.type,c=s.expr,h=s.para,v=c instanceof p.Expression?c._toParamString({buildParameterized:e.buildParameterized,nested:!0}):this._buildString(c,h,{buildParameterized:e.buildParameterized}),d=v.text,y=v.values;r.length&&r.push(f),r.push(d),n.push.apply(n,t(y))}}catch(g){a=!0,o=g}finally{try{!i&&u["return"]&&u["return"]()}finally{if(a)throw o}}return r=r.join(" "),{text:this._applyNestingFormatting(r,!!e.nested),values:n}}}]),a}(p.BaseBuilder),p.Case=function(l){function u(t){var r=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];n(this,u);var i=e(this,Object.getPrototypeOf(u).call(this,r));return o(t)&&(r=t,t=null),t&&(i._fieldName=i._sanitizeField(t)),i.options=a({},p.DefaultQueryBuilderOptions,r),i._cases=[],i._elseValue=null,i}return r(u,l),d(u,[{key:"when",value:function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;n<e;n++)r[n-1]=arguments[n];return this._cases.unshift({expression:t,values:r}),this}},{key:"then",value:function(t){if(0==this._cases.length)throw new Error("when() needs to be called first");return this._cases[0].result=t,this}},{key:"else",value:function(t){return this._elseValue=t,this}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r="",n=[],a=!0,o=!1,l=void 0;try{for(var u,s=this._cases[Symbol.iterator]();!(a=(u=s.next()).done);a=!0){var f=u.value,c=f.expression,h=f.values,v=f.result;r=i(r," ");var d=this._buildString(c,h,{buildParameterized:e.buildParameterized,nested:!0});r+="WHEN "+d.text+" THEN "+this._formatValueForQueryString(v),n.push.apply(n,t(d.values))}}catch(y){o=!0,l=y}finally{try{!a&&s["return"]&&s["return"]()}finally{if(o)throw l}}return r.length?(r+=" ELSE "+this._formatValueForQueryString(this._elseValue)+" END",this._fieldName&&(r=this._fieldName+" "+r),r="CASE "+r):r=this._formatValueForQueryString(this._elseValue),{text:r,values:n}}}]),u}(p.BaseBuilder),p.Block=function(t){function i(t){return n(this,i),e(this,Object.getPrototypeOf(i).call(this,t))}return r(i,t),d(i,[{key:"exposedMethods",value:function(){for(var t={},e=this;e;)Object.getOwnPropertyNames(e).forEach(function(r){"constructor"===r||"function"!=typeof e[r]||"_"===r.charAt(0)||p.Block.prototype[r]||(t[r]=e[r])}),e=Object.getPrototypeOf(e);return t}}]),i}(p.BaseBuilder),p.StringBlock=function(t){function i(t,r){n(this,i);var a=e(this,Object.getPrototypeOf(i).call(this,t));return a._str=r,a}return r(i,t),d(i,[{key:"_toParamString",value:function(){arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return{text:this._str,values:[]}}}]),i}(p.Block),p.FunctionBlock=function(t){function i(t){n(this,i);var r=e(this,Object.getPrototypeOf(i).call(this,t));return r._strings=[],r._values=[],r}return r(i,t),d(i,[{key:"function",value:function(t){this._strings.push(t);for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;n<e;n++)r[n-1]=arguments[n];this._values.push(r)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return this._buildManyStrings(this._strings,this._values,t)}}]),i}(p.Block),p.registerValueHandler(p.FunctionBlock,function(t){var e=!(arguments.length<=1||void 0===arguments[1])&&arguments[1];return e?t.toParam():t.toString()}),p.AbstractTableBlock=function(a){function o(t,r){n(this,o);var i=e(this,Object.getPrototypeOf(o).call(this,t));return i._tables=[],i}return r(o,a),d(o,[{key:"_table",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1];e=e?this._sanitizeTableAlias(e):e,t=this._sanitizeTable(t),this.options.singleTable&&(this._tables=[]),this._tables.push({table:t,alias:e})}},{key:"_hasTable",value:function(){return 0<this._tables.length}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r="",n=[];if(this._hasTable()){var a=!0,o=!1,l=void 0;try{for(var u,s=this._tables[Symbol.iterator]();!(a=(u=s.next()).done);a=!0){var f=u.value,c=f.table,h=f.alias;r=i(r,", ");var v=void 0;if(c instanceof p.BaseBuilder){var d=c._toParamString({buildParameterized:e.buildParameterized,nested:!0}),y=d.text,g=d.values;v=y,n.push.apply(n,t(g))}else v=this._formatTableName(c);h&&(v+=" "+this._formatTableAlias(h)),r+=v}}catch(m){o=!0,l=m}finally{try{!a&&s["return"]&&s["return"]()}finally{if(o)throw l}}this.options.prefix&&(r=this.options.prefix+" "+r)}return{text:r,values:n}}}]),o}(p.Block),p.TargetTableBlock=function(t){function i(){return n(this,i),e(this,Object.getPrototypeOf(i).apply(this,arguments))}return r(i,t),d(i,[{key:"target",value:function(t){this._table(t)}}]),i}(p.AbstractTableBlock),p.UpdateTableBlock=function(t){function i(){return n(this,i),e(this,Object.getPrototypeOf(i).apply(this,arguments))}return r(i,t),d(i,[{key:"table",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1];this._table(t,e)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];if(!this._hasTable())throw new Error("table() needs to be called");return v(Object.getPrototypeOf(i.prototype),"_toParamString",this).call(this,t)}}]),i}(p.AbstractTableBlock),p.FromTableBlock=function(t){function i(t){return n(this,i),e(this,Object.getPrototypeOf(i).call(this,a({},t,{prefix:"FROM"})))}return r(i,t),d(i,[{key:"from",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1];this._table(t,e)}}]),i}(p.AbstractTableBlock),p.IntoTableBlock=function(t){function i(t){return n(this,i),e(this,Object.getPrototypeOf(i).call(this,a({},t,{prefix:"INTO",singleTable:!0})))}return r(i,t),d(i,[{key:"into",value:function(t){this._table(t)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];if(!this._hasTable())throw new Error("into() needs to be called");return v(Object.getPrototypeOf(i.prototype),"_toParamString",this).call(this,t)}}]),i}(p.AbstractTableBlock),p.GetFieldBlock=function(a){function o(t){n(this,o);var r=e(this,Object.getPrototypeOf(o).call(this,t));return r._fields=[],r}return r(o,a),d(o,[{key:"fields",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];if(l(t)){var r=!0,n=!1,i=void 0;try{for(var a,o=t[Symbol.iterator]();!(r=(a=o.next()).done);r=!0){var u=a.value;this.field(u,null,e)}}catch(s){n=!0,i=s}finally{try{!r&&o["return"]&&o["return"]()}finally{if(n)throw i}}}else for(var f in t){var c=t[f];this.field(f,c,e)}}},{key:"field",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?{}:arguments[2];e=e?this._sanitizeFieldAlias(e):e,t=this._sanitizeField(t);var n=this._fields.filter(function(r){return r.name===t&&r.alias===e});return n.length?this:void this._fields.push({name:t,alias:e,options:r})}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r=e.queryBuilder,n=e.buildParameterized,a="",o=[],l=!0,u=!1,s=void 0;try{for(var f,c=this._fields[Symbol.iterator]();!(l=(f=c.next()).done);l=!0){var h=f.value;a=i(a,", ");var v=h.name,d=h.alias,y=h.options;if("string"==typeof v)a+=this._formatFieldName(v,y);else{var g=v._toParamString({nested:!0,buildParameterized:n});a+=g.text,o.push.apply(o,t(g.values))}d&&(a+=" AS "+this._formatFieldAlias(d))}}catch(m){u=!0,s=m}finally{try{!l&&c["return"]&&c["return"]()}finally{if(u)throw s}}if(!a.length){var b=r&&r.getBlock(p.FromTableBlock);b&&b._hasTable()&&(a="*")}return{text:a,values:o}}}]),o}(p.Block),p.AbstractSetFieldBlock=function(t){function i(t){n(this,i);var r=e(this,Object.getPrototypeOf(i).call(this,t));return r._reset(),r}return r(i,t),d(i,[{key:"_reset",value:function(){this._fields=[],this._values=[[]],this._valueOptions=[[]]}},{key:"_set",value:function(t,e){var r=arguments.length<=2||void 0===arguments[2]?{}:arguments[2];if(this._values.length>1)throw new Error("Cannot set multiple rows of fields this way.");"undefined"!=typeof e&&(e=this._sanitizeValue(e)),t=this._sanitizeField(t);var n=this._fields.indexOf(t);-1===n&&(this._fields.push(t),n=this._fields.length-1),this._values[0][n]=e,this._valueOptions[0][n]=r}},{key:"_setFields",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];if("object"!==("undefined"==typeof t?"undefined":y(t)))throw new Error("Expected an object but got "+("undefined"==typeof t?"undefined":y(t)));for(var r in t)this._set(r,t[r],e)}},{key:"_setFieldsRows",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];if(!l(t))throw new Error("Expected an array of objects but got "+("undefined"==typeof t?"undefined":y(t)));this._reset();for(var r=0;t.length>r;++r){var n=t[r];for(var i in n){var a=n[i];i=this._sanitizeField(i),a=this._sanitizeValue(a);var o=this._fields.indexOf(i);if(0<r&&-1===o)throw new Error("All fields in subsequent rows must match the fields in the first row");-1===o&&(this._fields.push(i),o=this._fields.length-1),l(this._values[r])||(this._values[r]=[],this._valueOptions[r]=[]),this._values[r][o]=a,this._valueOptions[r][o]=e}}}}]),i}(p.Block),p.SetFieldBlock=function(a){function o(){return n(this,o),e(this,Object.getPrototypeOf(o).apply(this,arguments))}return r(o,a),d(o,[{key:"set",value:function(t,e,r){this._set(t,e,r)}},{key:"setFields",value:function(t,e){this._setFields(t,e)}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r=e.buildParameterized;if(0>=this._fields.length)throw new Error("set() needs to be called");for(var n="",a=[],o=0;o<this._fields.length;++o){n=i(n,", ");var l=this._formatFieldName(this._fields[o]),u=this._values[0][o];0>l.indexOf("=")&&(l=l+" = "+this.options.parameterCharacter);var s=this._buildString(l,[u],{buildParameterized:r,formattingOptions:this._valueOptions[0][o]});n+=s.text,a.push.apply(a,t(s.values))}return{text:"SET "+n,values:a}}}]),o}(p.AbstractSetFieldBlock),p.InsertFieldValueBlock=function(a){function o(){return n(this,o),e(this,Object.getPrototypeOf(o).apply(this,arguments))}return r(o,a),d(o,[{key:"set",value:function(t,e){var r=arguments.length<=2||void 0===arguments[2]?{}:arguments[2];this._set(t,e,r)}},{key:"setFields",value:function(t,e){this._setFields(t,e)}},{key:"setFieldsRows",value:function(t,e){this._setFieldsRows(t,e)}},{key:"_toParamString",value:function(){for(var e=this,r=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n=r.buildParameterized,a=this._fields.map(function(t){return e._formatFieldName(t)}).join(", "),o=[],l=[],u=0;u<this._values.length;++u){o[u]="";for(var s=0;s<this._values[u].length;++s){var f=this._buildString(this.options.parameterCharacter,[this._values[u][s]],{buildParameterized:n,formattingOptions:this._valueOptions[u][s]});l.push.apply(l,t(f.values)),o[u]=i(o[u],", "),o[u]+=f.text}}return{text:a.length?"("+a+") VALUES ("+o.join("), (")+")":"",values:l}}}]),o}(p.AbstractSetFieldBlock),p.InsertFieldsFromQueryBlock=function(t){function i(t){n(this,i);var r=e(this,Object.getPrototypeOf(i).call(this,t));return r._fields=[],r._query=null,r}return r(i,t),d(i,[{key:"fromQuery",value:function(t,e){var r=this;this._fields=t.map(function(t){return r._sanitizeField(t)}),this._query=this._sanitizeBaseBuilder(e)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],e="",r=[];if(this._fields.length&&this._query){var n=this._query._toParamString({buildParameterized:t.buildParameterized,nested:!0}),i=n.text,a=n.values;e="("+this._fields.join(", ")+") "+this._applyNestingFormatting(i),r=a}return{text:e,values:r}}}]),i}(p.Block),p.DistinctBlock=function(t){function i(){return n(this,i),e(this,Object.getPrototypeOf(i).apply(this,arguments))}return r(i,t),d(i,[{key:"distinct",value:function(){this._useDistinct=!0}},{key:"_toParamString",value:function(){return{text:this._useDistinct?"DISTINCT":"",values:[]}}}]),i}(p.Block),p.GroupByBlock=function(t){function i(t){n(this,i);var r=e(this,Object.getPrototypeOf(i).call(this,t));return r._groups=[],r}return r(i,t),d(i,[{key:"group",value:function(t){this._groups.push(this._sanitizeField(t))}},{key:"_toParamString",value:function(){arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return{text:this._groups.length?"GROUP BY "+this._groups.join(", "):"",values:[]}}}]),i}(p.Block),p.OffsetBlock=function(t){function i(t){n(this,i);var r=e(this,Object.getPrototypeOf(i).call(this,t));return r._offsets=null,r}return r(i,t),d(i,[{key:"offset",value:function(t){this._offsets=this._sanitizeLimitOffset(t)}},{key:"_toParamString",value:function(){return{text:this._offsets?"OFFSET "+this._offsets:"",values:[]}}}]),i}(p.Block),p.AbstractConditionBlock=function(i){function a(t){n(this,a);var r=e(this,Object.getPrototypeOf(a).call(this,t));return r._conditions=[],r}return r(a,i),d(a,[{key:"_condition",value:function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;n<e;n++)r[n-1]=arguments[n];t=this._sanitizeExpression(t),this._conditions.push({expr:t,values:r})}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r=[],n=[],i=!0,a=!1,o=void 0;try{for(var l,u=this._conditions[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value,f=s.expr,c=s.values,h=f instanceof p.Expression?f._toParamString({buildParameterized:e.buildParameterized}):this._buildString(f,c,{buildParameterized:e.buildParameterized});h.text.length&&r.push(h.text),n.push.apply(n,t(h.values))}}catch(v){a=!0,o=v}finally{try{!i&&u["return"]&&u["return"]()}finally{if(a)throw o}}return r.length&&(r=r.join(") AND (")),{text:r.length?this.options.verb+" ("+r+")":"",values:n}}}]),a}(p.Block),p.WhereBlock=function(t){function i(t){return n(this,i),e(this,Object.getPrototypeOf(i).call(this,a({},t,{verb:"WHERE"})))}return r(i,t),d(i,[{key:"where",value:function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;n<e;n++)r[n-1]=arguments[n];this._condition.apply(this,[t].concat(r))}}]),i}(p.AbstractConditionBlock),p.HavingBlock=function(t){function i(t){return n(this,i),e(this,Object.getPrototypeOf(i).call(this,a({},t,{verb:"HAVING"})))}return r(i,t),d(i,[{key:"having",value:function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;n<e;n++)r[n-1]=arguments[n];this._condition.apply(this,[t].concat(r))}}]),i}(p.AbstractConditionBlock),p.OrderByBlock=function(a){function o(t){n(this,o);var r=e(this,Object.getPrototypeOf(o).call(this,t));return r._orders=[],r}return r(o,a),d(o,[{key:"order",value:function(t,e){for(var r=arguments.length,n=Array(r>2?r-2:0),i=2;i<r;i++)n[i-2]=arguments[i];t=this._sanitizeField(t),e=void 0===e||e,e=null!==e?!!e:e,this._orders.push({field:t,dir:e,values:n})}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r="",n=[],a=!0,o=!1,l=void 0;try{for(var u,s=this._orders[Symbol.iterator]();!(a=(u=s.next()).done);a=!0){var f=u.value,c=f.field,h=f.dir,v=f.values;r=i(r,", ");var d=this._buildString(c,v,{buildParameterized:e.buildParameterized});r+=d.text,n.push.apply(n,t(d.values)),null!==h&&(r+=" "+(h?"ASC":"DESC"))}}catch(y){o=!0,l=y}finally{try{!a&&s["return"]&&s["return"]()}finally{if(o)throw l}}return{text:r.length?"ORDER BY "+r:"",values:n}}}]),o}(p.Block),p.LimitBlock=function(t){function i(t){n(this,i);var r=e(this,Object.getPrototypeOf(i).call(this,t));return r._limit=null,r}return r(i,t),d(i,[{key:"limit",value:function(t){this._limit=this._sanitizeLimitOffset(t)}},{key:"_toParamString",value:function(){return{text:null!==this._limit?"LIMIT "+this._limit:"",values:[]}}}]),i}(p.Block),p.JoinBlock=function(a){function o(t){n(this,o);var r=e(this,Object.getPrototypeOf(o).call(this,t));return r._joins=[],r}return r(o,a),d(o,[{key:"join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?null:arguments[2],n=arguments.length<=3||void 0===arguments[3]?"INNER":arguments[3];t=this._sanitizeTable(t,!0),e=e?this._sanitizeTableAlias(e):e,r=r?this._sanitizeExpression(r):r,this._joins.push({type:n,table:t,alias:e,condition:r})}},{key:"left_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,r,"LEFT")}},{key:"right_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,r,"RIGHT")}},{key:"outer_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,r,"OUTER")}},{key:"left_outer_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,r,"LEFT OUTER")}},{key:"full_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,r,"FULL")}},{key:"cross_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],r=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,r,"CROSS")}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r="",n=[],a=!0,o=!1,l=void 0;try{for(var u,s=this._joins[Symbol.iterator]();!(a=(u=s.next()).done);a=!0){var f=u.value,c=f.type,h=f.table,v=f.alias,d=f.condition;r=i(r,this.options.separator);var y=void 0;if(h instanceof p.BaseBuilder){var g=h._toParamString({buildParameterized:e.buildParameterized,nested:!0});n.push.apply(n,t(g.values)),y=g.text}else y=this._formatTableName(h);if(r+=c+" JOIN "+y,v&&(r+=" "+this._formatTableAlias(v)),d){r+=" ON ";var m=void 0;m=d instanceof p.Expression?d._toParamString({buildParameterized:e.buildParameterized}):this._buildString(d,[],{buildParameterized:e.buildParameterized}),r+=this._applyNestingFormatting(m.text),n.push.apply(n,t(m.values))}}}catch(b){o=!0,l=b}finally{try{!a&&s["return"]&&s["return"]()}finally{if(o)throw l}}return{text:r,values:n}}}]),o}(p.Block),p.UnionBlock=function(a){function o(t){n(this,o);var r=e(this,Object.getPrototypeOf(o).call(this,t));return r._unions=[],r}return r(o,a),d(o,[{key:"union",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?"UNION":arguments[1];t=this._sanitizeTable(t),this._unions.push({type:e,table:t})}},{key:"union_all",value:function(t){this.union(t,"UNION ALL")}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r="",n=[],a=!0,o=!1,l=void 0;try{for(var u,s=this._unions[Symbol.iterator]();!(a=(u=s.next()).done);a=!0){var f=u.value,c=f.type,h=f.table;r=i(r,this.options.separator);var v=void 0;if(h instanceof p.BaseBuilder){var d=h._toParamString({buildParameterized:e.buildParameterized,nested:!0});v=d.text,n.push.apply(n,t(d.values))}else r=this._formatTableName(h);r+=c+" "+v}}catch(y){o=!0,l=y}finally{try{!a&&s["return"]&&s["return"]()}finally{if(o)throw l}}return{text:r,values:n}}}]),o}(p.Block),p.QueryBuilder=function(i){function o(t,r){n(this,o);var i=e(this,Object.getPrototypeOf(o).call(this,t));i.blocks=r||[];var a=!0,l=!1,u=void 0;try{for(var s,f=i.blocks[Symbol.iterator]();!(a=(s=f.next()).done);a=!0){var c=s.value,h=c.exposedMethods();for(var v in h){var d=h[v];if(void 0!==i[v])throw new Error("Builder already has a builder method called: "+v);!function(t,e,r){i[e]=function(){for(var e=arguments.length,n=Array(e),a=0;a<e;a++)n[a]=arguments[a];return r.call.apply(r,[t].concat(n)),i}}(c,v,d)}}}catch(y){l=!0,u=y}finally{try{!a&&f["return"]&&f["return"]()}finally{if(l)throw u}}return i}return r(o,i),d(o,[{key:"registerValueHandler",value:function(t,e){var r=!0,n=!1,i=void 0;try{for(var a,l=this.blocks[Symbol.iterator]();!(r=(a=l.next()).done);r=!0){var u=a.value;u.registerValueHandler(t,e)}}catch(s){n=!0,i=s}finally{try{!r&&l["return"]&&l["return"]()}finally{if(n)throw i}}return v(Object.getPrototypeOf(o.prototype),"registerValueHandler",this).call(this,t,e),this}},{key:"updateOptions",value:function(t){this.options=a({},this.options,t);var e=!0,r=!1,n=void 0;try{for(var i,o=this.blocks[Symbol.iterator]();!(e=(i=o.next()).done);e=!0){var l=i.value;l.options=a({},l.options,t)}}catch(u){r=!0,n=u}finally{try{!e&&o["return"]&&o["return"]()}finally{if(r)throw n}}}},{key:"_toParamString",value:function(){var e,r=this,n=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];n=a({},this.options,n);var i=this.blocks.map(function(t){return t._toParamString({buildParameterized:n.buildParameterized,queryBuilder:r})}),o=i.map(function(t){return t.text}),l=i.map(function(t){return t.values}),u=o.filter(function(t){return 0<t.length}).join(n.separator),s=(e=[]).concat.apply(e,t(l));return n.nested||n.numberedParameters&&!function(){var t=void 0!==n.numberedParametersStartAt?n.numberedParametersStartAt:1,e=n.parameterCharacter.replace(/[-[\]{}()*+?.,\\^$|#\s]/g,"\\$&");u=u.replace(new RegExp(e,"g"),function(){return""+n.numberedParametersPrefix+t++})}(),{text:this._applyNestingFormatting(u,!!n.nested),values:s}}},{key:"clone",value:function(){var t=this.blocks.map(function(t){return t.clone()});return new this.constructor(this.options,t)}},{key:"getBlock",value:function(t){var e=this.blocks.filter(function(e){return e instanceof t});return e[0]}}]),o}(p.BaseBuilder),p.Select=function(t){function i(t){var r=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return n(this,i),r=r||[new p.StringBlock(t,"SELECT"),new p.FunctionBlock(t),new p.DistinctBlock(t),new p.GetFieldBlock(t),new p.FromTableBlock(t),new p.JoinBlock(t),new p.WhereBlock(t),new p.GroupByBlock(t),new p.HavingBlock(t),new p.OrderByBlock(t),new p.LimitBlock(t),new p.OffsetBlock(t),new p.UnionBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,r))}return r(i,t),i}(p.QueryBuilder),p.Update=function(t){function i(t){var r=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return n(this,i),r=r||[new p.StringBlock(t,"UPDATE"),new p.UpdateTableBlock(t),new p.SetFieldBlock(t),new p.WhereBlock(t),new p.OrderByBlock(t),new p.LimitBlock(t)],
 e(this,Object.getPrototypeOf(i).call(this,t,r))}return r(i,t),i}(p.QueryBuilder),p.Delete=function(t){function i(t){var r=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return n(this,i),r=r||[new p.StringBlock(t,"DELETE"),new p.TargetTableBlock(t),new p.FromTableBlock(a({},t,{singleTable:!0})),new p.JoinBlock(t),new p.WhereBlock(t),new p.OrderByBlock(t),new p.LimitBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,r))}return r(i,t),i}(p.QueryBuilder),p.Insert=function(t){function i(t){var r=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return n(this,i),r=r||[new p.StringBlock(t,"INSERT"),new p.IntoTableBlock(t),new p.InsertFieldValueBlock(t),new p.InsertFieldsFromQueryBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,r))}return r(i,t),i}(p.QueryBuilder);var g={VERSION:"5.3.2",flavour:h,expr:function(t){return new p.Expression(t)},"case":function(t,e){return new p.Case(t,e)},select:function(t,e){return new p.Select(t,e)},update:function(t,e){return new p.Update(t,e)},insert:function(t,e){return new p.Insert(t,e)},"delete":function(t,e){return new p.Delete(t,e)},str:function(){var t=new p.FunctionBlock;return t["function"].apply(t,arguments),t},registerValueHandler:p.registerValueHandler};return g.remove=g["delete"],g.cls=p,g}var v=function g(t,e,r){null===t&&(t=Function.prototype);var n=Object.getOwnPropertyDescriptor(t,e);if(void 0===n){var i=Object.getPrototypeOf(t);return null===i?void 0:g(i,e,r)}if("value"in n)return n.value;var a=n.get;if(void 0!==a)return a.call(r)},d=function(){function t(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}return function(e,r,n){return r&&t(e.prototype,r),n&&t(e,n),e}}(),y="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol?"symbol":typeof t},p=h();return p.flavours={},p.useFlavour=function(){var t=arguments.length<=0||void 0===arguments[0]?null:arguments[0];if(!t)return p;if(p.flavours[t]instanceof Function){var e=h(t);return p.flavours[t].call(null,e),e.flavours=p.flavours,e.useFlavour=p.useFlavour,e}throw new Error("Flavour not available: "+t)},p});
\ No newline at end of file
diff --git a/dist/squel.js b/dist/squel.js
index 35fe9de4..14e4a833 100644
--- a/dist/squel.js
+++ b/dist/squel.js
@@ -460,16 +460,16 @@ function _buildSquel() {
         if (null === item) {
           // null is allowed
         } else if ("string" === itemType || "number" === itemType || "boolean" === itemType) {
-            // primitives are allowed
-          } else if (item instanceof cls.BaseBuilder) {
-              // Builders allowed
-            } else {
-                var typeIsValid = !!getValueHandler(item, this.options.valueHandlers, cls.globalValueHandlers);
+          // primitives are allowed
+        } else if (item instanceof cls.BaseBuilder) {
+          // Builders allowed
+        } else {
+          var typeIsValid = !!getValueHandler(item, this.options.valueHandlers, cls.globalValueHandlers);
 
-                if (!typeIsValid) {
-                  throw new Error("field value must be a string, number, boolean, null or one of the registered custom value types");
-                }
-              }
+          if (!typeIsValid) {
+            throw new Error("field value must be a string, number, boolean, null or one of the registered custom value types");
+          }
+        }
 
         return item;
       }
@@ -3634,33 +3634,69 @@ squel.flavours['postgres'] = function (_squel) {
     return _class48;
   }(cls.Block);
 
-  // SELECT query builder.
-  cls.Select = function (_cls$QueryBuilder10) {
-    _inherits(_class49, _cls$QueryBuilder10);
+  // DISTINCT [ON]
+  cls.DistinctOnBlock = function (_cls$Block21) {
+    _inherits(_class49, _cls$Block21);
 
     function _class49(options) {
-      var blocks = arguments.length <= 1 || arguments[1] === undefined ? null : arguments[1];
-
       _classCallCheck(this, _class49);
 
-      blocks = blocks || [new cls.WithBlock(options), new cls.StringBlock(options, 'SELECT'), new cls.FunctionBlock(options), new cls.DistinctBlock(options), new cls.GetFieldBlock(options), new cls.FromTableBlock(options), new cls.JoinBlock(options), new cls.WhereBlock(options), new cls.GroupByBlock(options), new cls.HavingBlock(options), new cls.OrderByBlock(options), new cls.LimitBlock(options), new cls.OffsetBlock(options), new cls.UnionBlock(options)];
+      var _this55 = _possibleConstructorReturn(this, Object.getPrototypeOf(_class49).call(this, options));
 
-      return _possibleConstructorReturn(this, Object.getPrototypeOf(_class49).call(this, options, blocks));
+      _this55._distinctFields = [];
+      return _this55;
     }
 
+    _createClass(_class49, [{
+      key: 'distinct',
+      value: function distinct() {
+        var _this56 = this;
+
+        this._useDistinct = true;
+
+        // Add all fields to the DISTINCT ON clause.
+
+        for (var _len12 = arguments.length, fields = Array(_len12), _key12 = 0; _key12 < _len12; _key12++) {
+          fields[_key12] = arguments[_key12];
+        }
+
+        fields.forEach(function (field) {
+          _this56._distinctFields.push(_this56._sanitizeField(field));
+        });
+      }
+    }, {
+      key: '_toParamString',
+      value: function _toParamString() {
+        var text = '';
+
+        if (this._useDistinct) {
+          text = 'DISTINCT';
+
+          if (this._distinctFields.length) {
+            text += ' ON (' + this._distinctFields.join(', ') + ')';
+          }
+        }
+
+        return {
+          text: text,
+          values: []
+        };
+      }
+    }]);
+
     return _class49;
-  }(cls.QueryBuilder);
+  }(cls.Block);
 
-  // INSERT query builder
-  cls.Insert = function (_cls$QueryBuilder11) {
-    _inherits(_class50, _cls$QueryBuilder11);
+  // SELECT query builder.
+  cls.Select = function (_cls$QueryBuilder10) {
+    _inherits(_class50, _cls$QueryBuilder10);
 
     function _class50(options) {
       var blocks = arguments.length <= 1 || arguments[1] === undefined ? null : arguments[1];
 
       _classCallCheck(this, _class50);
 
-      blocks = blocks || [new cls.WithBlock(options), new cls.StringBlock(options, 'INSERT'), new cls.IntoTableBlock(options), new cls.InsertFieldValueBlock(options), new cls.InsertFieldsFromQueryBlock(options), new cls.ReturningBlock(options)];
+      blocks = blocks || [new cls.WithBlock(options), new cls.StringBlock(options, 'SELECT'), new cls.FunctionBlock(options), new cls.DistinctOnBlock(options), new cls.GetFieldBlock(options), new cls.FromTableBlock(options), new cls.JoinBlock(options), new cls.WhereBlock(options), new cls.GroupByBlock(options), new cls.HavingBlock(options), new cls.OrderByBlock(options), new cls.LimitBlock(options), new cls.OffsetBlock(options), new cls.UnionBlock(options)];
 
       return _possibleConstructorReturn(this, Object.getPrototypeOf(_class50).call(this, options, blocks));
     }
@@ -3668,16 +3704,16 @@ squel.flavours['postgres'] = function (_squel) {
     return _class50;
   }(cls.QueryBuilder);
 
-  // UPDATE query builder
-  cls.Update = function (_cls$QueryBuilder12) {
-    _inherits(_class51, _cls$QueryBuilder12);
+  // INSERT query builder
+  cls.Insert = function (_cls$QueryBuilder11) {
+    _inherits(_class51, _cls$QueryBuilder11);
 
     function _class51(options) {
       var blocks = arguments.length <= 1 || arguments[1] === undefined ? null : arguments[1];
 
       _classCallCheck(this, _class51);
 
-      blocks = blocks || [new cls.WithBlock(options), new cls.StringBlock(options, 'UPDATE'), new cls.UpdateTableBlock(options), new cls.SetFieldBlock(options), new cls.FromTableBlock(options), new cls.WhereBlock(options), new cls.OrderByBlock(options), new cls.LimitBlock(options), new cls.ReturningBlock(options)];
+      blocks = blocks || [new cls.WithBlock(options), new cls.StringBlock(options, 'INSERT'), new cls.IntoTableBlock(options), new cls.InsertFieldValueBlock(options), new cls.InsertFieldsFromQueryBlock(options), new cls.ReturningBlock(options)];
 
       return _possibleConstructorReturn(this, Object.getPrototypeOf(_class51).call(this, options, blocks));
     }
@@ -3685,23 +3721,40 @@ squel.flavours['postgres'] = function (_squel) {
     return _class51;
   }(cls.QueryBuilder);
 
-  // DELETE query builder
-  cls.Delete = function (_cls$QueryBuilder13) {
-    _inherits(_class52, _cls$QueryBuilder13);
+  // UPDATE query builder
+  cls.Update = function (_cls$QueryBuilder12) {
+    _inherits(_class52, _cls$QueryBuilder12);
 
     function _class52(options) {
       var blocks = arguments.length <= 1 || arguments[1] === undefined ? null : arguments[1];
 
       _classCallCheck(this, _class52);
 
+      blocks = blocks || [new cls.WithBlock(options), new cls.StringBlock(options, 'UPDATE'), new cls.UpdateTableBlock(options), new cls.SetFieldBlock(options), new cls.FromTableBlock(options), new cls.WhereBlock(options), new cls.OrderByBlock(options), new cls.LimitBlock(options), new cls.ReturningBlock(options)];
+
+      return _possibleConstructorReturn(this, Object.getPrototypeOf(_class52).call(this, options, blocks));
+    }
+
+    return _class52;
+  }(cls.QueryBuilder);
+
+  // DELETE query builder
+  cls.Delete = function (_cls$QueryBuilder13) {
+    _inherits(_class53, _cls$QueryBuilder13);
+
+    function _class53(options) {
+      var blocks = arguments.length <= 1 || arguments[1] === undefined ? null : arguments[1];
+
+      _classCallCheck(this, _class53);
+
       blocks = blocks || [new cls.WithBlock(options), new cls.StringBlock(options, 'DELETE'), new cls.TargetTableBlock(options), new cls.FromTableBlock(_extend({}, options, {
         singleTable: true
       })), new cls.JoinBlock(options), new cls.WhereBlock(options), new cls.OrderByBlock(options), new cls.LimitBlock(options), new cls.ReturningBlock(options)];
 
-      return _possibleConstructorReturn(this, Object.getPrototypeOf(_class52).call(this, options, blocks));
+      return _possibleConstructorReturn(this, Object.getPrototypeOf(_class53).call(this, options, blocks));
     }
 
-    return _class52;
+    return _class53;
   }(cls.QueryBuilder);
 };
 return squel;
diff --git a/dist/squel.min.js b/dist/squel.min.js
index f8aec9a9..73065e23 100644
--- a/dist/squel.min.js
+++ b/dist/squel.min.js
@@ -1,2 +1,2 @@
-/*! squel | https://github.com/hiddentao/squel | BSD license */!function(t,e){"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?module.exports=e():t.squel=e()}(this,function(){"use strict";function t(t){if(Array.isArray(t)){for(var e=0,n=Array(t.length);e<t.length;e++)n[e]=t[e];return n}return Array.from(t)}function e(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}function r(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function i(t,e){return t.length?t+e:t}function o(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;e>r;r++)n[r-1]=arguments[r];if(t&&n){var i=!0,o=!1,a=void 0;try{for(var l,u=function(){var e=l.value;"object"===("undefined"==typeof e?"undefined":y(e))&&Object.getOwnPropertyNames(e).forEach(function(n){t[n]=e[n]})},s=n[Symbol.iterator]();!(i=(l=s.next()).done);i=!0)u()}catch(c){o=!0,a=c}finally{try{!i&&s["return"]&&s["return"]()}finally{if(o)throw a}}}return t}function a(t){return t&&t.constructor.prototype===Object.prototype}function l(t){return t&&t.constructor.prototype===Array.prototype}function u(t){if(t&&t.constructor&&t.constructor.toString){var e=t.constructor.toString().match(/function\s*(\w+)/);if(e&&2===e.length)return e[1]}}function s(t){if(!t)return t;if("function"==typeof t.clone)return t.clone();if(!a(t)&&!l(t))return JSON.parse(JSON.stringify(t));var e=function(){var e=new t.constructor;return Object.getOwnPropertyNames(t).forEach(function(n){"function"!=typeof t[n]&&(e[n]=s(t[n]))}),{v:e}}();return"object"===("undefined"==typeof e?"undefined":y(e))?e.v:void 0}function c(t,e,n){var r="undefined"==typeof e?"undefined":y(e);if("function"!==r&&"string"!==r)throw new Error("type must be a class constructor or string");if("function"!=typeof n)throw new Error("handler must be a function");var i=!0,o=!1,a=void 0;try{for(var l,u=t[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value;if(s.type===e)return void(s.handler=n)}}catch(c){o=!0,a=c}finally{try{!i&&u["return"]&&u["return"]()}finally{if(o)throw a}}t.push({type:e,handler:n})}function f(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;e>r;r++)n[r-1]=arguments[r];var i=!0,o=!1,a=void 0;try{for(var l,u=n[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value,c=!0,f=!1,h=void 0;try{for(var v,d=s[Symbol.iterator]();!(c=(v=d.next()).done);c=!0){var p=v.value;if(("undefined"==typeof t?"undefined":y(t))===p.type||"string"!=typeof p.type&&t instanceof p.type)return p.handler}}catch(g){f=!0,h=g}finally{try{!c&&d["return"]&&d["return"]()}finally{if(f)throw h}}}}catch(g){o=!0,a=g}finally{try{!i&&u["return"]&&u["return"]()}finally{if(o)throw a}}}function h(){var h=arguments.length<=0||void 0===arguments[0]?null:arguments[0],p={_getObjectClassName:u};p.DefaultQueryBuilderOptions={autoQuoteTableNames:!1,autoQuoteFieldNames:!1,autoQuoteAliasNames:!0,useAsForTableAliasNames:!1,nameQuoteCharacter:"`",tableAliasQuoteCharacter:"`",fieldAliasQuoteCharacter:'"',valueHandlers:[],parameterCharacter:"?",numberedParameters:!1,numberedParametersPrefix:"$",numberedParametersStartAt:1,replaceSingleQuotes:!1,singleQuoteReplacement:"''",separator:" ",stringFormatter:null},p.globalValueHandlers=[],p.registerValueHandler=function(t,e){c(p.globalValueHandlers,t,e)},p.Cloneable=function(){function t(){r(this,t)}return d(t,[{key:"clone",value:function(){var t=new this.constructor;return o(t,s(o({},this)))}}]),t}(),p.BaseBuilder=function(i){function a(t){r(this,a);var n=e(this,Object.getPrototypeOf(a).call(this)),i=JSON.parse(JSON.stringify(p.DefaultQueryBuilderOptions));return n.options=o({},i,t),n}return n(a,i),d(a,[{key:"registerValueHandler",value:function(t,e){return c(this.options.valueHandlers,t,e),this}},{key:"_sanitizeExpression",value:function(t){if(!(t instanceof p.Expression)&&"string"!=typeof t)throw new Error("expression must be a string or Expression instance");return t}},{key:"_sanitizeName",value:function(t,e){if("string"!=typeof t)throw new Error(e+" must be a string");return t}},{key:"_sanitizeField",value:function(t){return t instanceof p.BaseBuilder||(t=this._sanitizeName(t,"field name")),t}},{key:"_sanitizeBaseBuilder",value:function(t){if(t instanceof p.BaseBuilder)return t;throw new Error("must be a BaseBuilder instance")}},{key:"_sanitizeTable",value:function(t){if("string"!=typeof t)try{t=this._sanitizeBaseBuilder(t)}catch(e){throw new Error("table name must be a string or a query builder")}else t=this._sanitizeName(t,"table");return t}},{key:"_sanitizeTableAlias",value:function(t){return this._sanitizeName(t,"table alias")}},{key:"_sanitizeFieldAlias",value:function(t){return this._sanitizeName(t,"field alias")}},{key:"_sanitizeLimitOffset",value:function(t){if(t=parseInt(t),0>t||isNaN(t))throw new Error("limit/offset must be >= 0");return t}},{key:"_sanitizeValue",value:function(t){var e="undefined"==typeof t?"undefined":y(t);if(null===t);else if("string"===e||"number"===e||"boolean"===e);else if(t instanceof p.BaseBuilder);else{var n=!!f(t,this.options.valueHandlers,p.globalValueHandlers);if(!n)throw new Error("field value must be a string, number, boolean, null or one of the registered custom value types")}return t}},{key:"_escapeValue",value:function(t){return this.options.replaceSingleQuotes?t.replace(/\'/g,this.options.singleQuoteReplacement):t}},{key:"_formatTableName",value:function(t){if(this.options.autoQuoteTableNames){var e=this.options.nameQuoteCharacter;t=""+e+t+e}return t}},{key:"_formatFieldAlias",value:function(t){if(this.options.autoQuoteAliasNames){var e=this.options.fieldAliasQuoteCharacter;t=""+e+t+e}return t}},{key:"_formatTableAlias",value:function(t){if(this.options.autoQuoteAliasNames){var e=this.options.tableAliasQuoteCharacter;t=""+e+t+e}return this.options.useAsForTableAliasNames?"AS "+t:t}},{key:"_formatFieldName",value:function(t){var e=this,n=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];return this.options.autoQuoteFieldNames&&!function(){var r=e.options.nameQuoteCharacter;t=n.ignorePeriodsForFieldNameQuotes?""+r+t+r:t.split(".").map(function(t){return"*"===t?t:""+r+t+r}).join(".")}(),t}},{key:"_formatCustomValue",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?!1:arguments[1],n=f(t,this.options.valueHandlers,p.globalValueHandlers);return n&&(t=n(t,e)),t}},{key:"_formatValueForParamArray",value:function(t){var e=this;return l(t)?t.map(function(t){return e._formatValueForParamArray(t)}):this._formatCustomValue(t,!0)}},{key:"_formatValueForQueryString",value:function(t){var e=this,n=arguments.length<=1||void 0===arguments[1]?{}:arguments[1],r=this._formatCustomValue(t);if(r!==t)return this._applyNestingFormatting(r);if(l(t))t=t.map(function(t){return e._formatValueForQueryString(t)}),t=this._applyNestingFormatting(t.join(", "));else{var i="undefined"==typeof t?"undefined":y(t);if(null===t)t="NULL";else if("boolean"===i)t=t?"TRUE":"FALSE";else if(t instanceof p.BaseBuilder)t=this._applyNestingFormatting(t.toString());else if("number"!==i){if("string"===i&&this.options.stringFormatter)return this.options.stringFormatter(t);if(n.dontQuote)t=""+t;else{var o=this._escapeValue(t);t="'"+o+"'"}}}return t}},{key:"_applyNestingFormatting",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?!0:arguments[1];return t&&"string"==typeof t&&e&&("("!==t.charAt(0)||")"!==t.charAt(t.length-1))?"("+t+")":t}},{key:"_buildString",value:function(e,n){var r=arguments.length<=2||void 0===arguments[2]?{}:arguments[2],i=r.nested,o=r.buildParameterized,a=r.formattingOptions;n=n||[],e=e||"";for(var u="",s=-1,c=[],f=this.options.parameterCharacter,h=0;e.length>h;)if(e.substr(h,f.length)===f){var v=n[++s];if(o)if(v instanceof p.BaseBuilder){var d=v._toParamString({buildParameterized:o,nested:!0});u+=d.text,c.push.apply(c,t(d.values))}else if(v=this._formatValueForParamArray(v),l(v)){var y=v.map(function(){return f}).join(", ");u+="("+y+")",c.push.apply(c,t(v))}else u+=f,c.push(v);else u+=this._formatValueForQueryString(v,a);h+=f.length}else u+=e.charAt(h),h++;return{text:this._applyNestingFormatting(u,!!i),values:c}}},{key:"_buildManyStrings",value:function(e,n){for(var r=arguments.length<=2||void 0===arguments[2]?{}:arguments[2],i=[],o=[],a=0;e.length>a;++a){var l=e[a],u=n[a],s=this._buildString(l,u,{buildParameterized:r.buildParameterized,nested:!1}),c=s.text,f=s.values;i.push(c),o.push.apply(o,t(f))}return i=i.join(this.options.separator),{text:i.length?this._applyNestingFormatting(i,!!r.nested):"",values:o}}},{key:"_toParamString",value:function(t){throw new Error("Not yet implemented")}},{key:"toString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return this._toParamString(t).text}},{key:"toParam",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return this._toParamString(o({},t,{buildParameterized:!0}))}}]),a}(p.Cloneable),p.Expression=function(i){function o(t){r(this,o);var n=e(this,Object.getPrototypeOf(o).call(this,t));return n._nodes=[],n}return n(o,i),d(o,[{key:"and",value:function(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;e>r;r++)n[r-1]=arguments[r];return t=this._sanitizeExpression(t),this._nodes.push({type:"AND",expr:t,para:n}),this}},{key:"or",value:function(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;e>r;r++)n[r-1]=arguments[r];return t=this._sanitizeExpression(t),this._nodes.push({type:"OR",expr:t,para:n}),this}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n=[],r=[],i=!0,o=!1,a=void 0;try{for(var l,u=this._nodes[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value,c=s.type,f=s.expr,h=s.para,v=f instanceof p.Expression?f._toParamString({buildParameterized:e.buildParameterized,nested:!0}):this._buildString(f,h,{buildParameterized:e.buildParameterized}),d=v.text,y=v.values;n.length&&n.push(c),n.push(d),r.push.apply(r,t(y))}}catch(g){o=!0,a=g}finally{try{!i&&u["return"]&&u["return"]()}finally{if(o)throw a}}return n=n.join(" "),{text:this._applyNestingFormatting(n,!!e.nested),values:r}}}]),o}(p.BaseBuilder),p.Case=function(l){function u(t){var n=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];r(this,u);var i=e(this,Object.getPrototypeOf(u).call(this,n));return a(t)&&(n=t,t=null),t&&(i._fieldName=i._sanitizeField(t)),i.options=o({},p.DefaultQueryBuilderOptions,n),i._cases=[],i._elseValue=null,i}return n(u,l),d(u,[{key:"when",value:function(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;e>r;r++)n[r-1]=arguments[r];return this._cases.unshift({expression:t,values:n}),this}},{key:"then",value:function(t){if(0==this._cases.length)throw new Error("when() needs to be called first");return this._cases[0].result=t,this}},{key:"else",value:function(t){return this._elseValue=t,this}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n="",r=[],o=!0,a=!1,l=void 0;try{for(var u,s=this._cases[Symbol.iterator]();!(o=(u=s.next()).done);o=!0){var c=u.value,f=c.expression,h=c.values,v=c.result;n=i(n," ");var d=this._buildString(f,h,{buildParameterized:e.buildParameterized,nested:!0});n+="WHEN "+d.text+" THEN "+this._formatValueForQueryString(v),r.push.apply(r,t(d.values))}}catch(y){a=!0,l=y}finally{try{!o&&s["return"]&&s["return"]()}finally{if(a)throw l}}return n.length?(n+=" ELSE "+this._formatValueForQueryString(this._elseValue)+" END",this._fieldName&&(n=this._fieldName+" "+n),n="CASE "+n):n=this._formatValueForQueryString(this._elseValue),{text:n,values:r}}}]),u}(p.BaseBuilder),p.Block=function(t){function i(t){return r(this,i),e(this,Object.getPrototypeOf(i).call(this,t))}return n(i,t),d(i,[{key:"exposedMethods",value:function(){for(var t={},e=this;e;)Object.getOwnPropertyNames(e).forEach(function(n){"constructor"===n||"function"!=typeof e[n]||"_"===n.charAt(0)||p.Block.prototype[n]||(t[n]=e[n])}),e=Object.getPrototypeOf(e);return t}}]),i}(p.BaseBuilder),p.StringBlock=function(t){function i(t,n){r(this,i);var o=e(this,Object.getPrototypeOf(i).call(this,t));return o._str=n,o}return n(i,t),d(i,[{key:"_toParamString",value:function(){arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return{text:this._str,values:[]}}}]),i}(p.Block),p.FunctionBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._strings=[],n._values=[],n}return n(i,t),d(i,[{key:"function",value:function(t){this._strings.push(t);for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;e>r;r++)n[r-1]=arguments[r];this._values.push(n)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return this._buildManyStrings(this._strings,this._values,t)}}]),i}(p.Block),p.registerValueHandler(p.FunctionBlock,function(t){var e=arguments.length<=1||void 0===arguments[1]?!1:arguments[1];return e?t.toParam():t.toString()}),p.AbstractTableBlock=function(o){function a(t,n){r(this,a);var i=e(this,Object.getPrototypeOf(a).call(this,t));return i._tables=[],i}return n(a,o),d(a,[{key:"_table",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1];e=e?this._sanitizeTableAlias(e):e,t=this._sanitizeTable(t),this.options.singleTable&&(this._tables=[]),this._tables.push({table:t,alias:e})}},{key:"_hasTable",value:function(){return 0<this._tables.length}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n="",r=[];if(this._hasTable()){var o=!0,a=!1,l=void 0;try{for(var u,s=this._tables[Symbol.iterator]();!(o=(u=s.next()).done);o=!0){var c=u.value,f=c.table,h=c.alias;n=i(n,", ");var v=void 0;if(f instanceof p.BaseBuilder){var d=f._toParamString({buildParameterized:e.buildParameterized,nested:!0}),y=d.text,g=d.values;v=y,r.push.apply(r,t(g))}else v=this._formatTableName(f);h&&(v+=" "+this._formatTableAlias(h)),n+=v}}catch(m){a=!0,l=m}finally{try{!o&&s["return"]&&s["return"]()}finally{if(a)throw l}}this.options.prefix&&(n=this.options.prefix+" "+n)}return{text:n,values:r}}}]),a}(p.Block),p.TargetTableBlock=function(t){function i(){return r(this,i),e(this,Object.getPrototypeOf(i).apply(this,arguments))}return n(i,t),d(i,[{key:"target",value:function(t){this._table(t)}}]),i}(p.AbstractTableBlock),p.UpdateTableBlock=function(t){function i(){return r(this,i),e(this,Object.getPrototypeOf(i).apply(this,arguments))}return n(i,t),d(i,[{key:"table",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1];this._table(t,e)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];if(!this._hasTable())throw new Error("table() needs to be called");return v(Object.getPrototypeOf(i.prototype),"_toParamString",this).call(this,t)}}]),i}(p.AbstractTableBlock),p.FromTableBlock=function(t){function i(t){return r(this,i),e(this,Object.getPrototypeOf(i).call(this,o({},t,{prefix:"FROM"})))}return n(i,t),d(i,[{key:"from",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1];this._table(t,e)}}]),i}(p.AbstractTableBlock),p.IntoTableBlock=function(t){function i(t){return r(this,i),e(this,Object.getPrototypeOf(i).call(this,o({},t,{prefix:"INTO",singleTable:!0})))}return n(i,t),d(i,[{key:"into",value:function(t){this._table(t)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];if(!this._hasTable())throw new Error("into() needs to be called");return v(Object.getPrototypeOf(i.prototype),"_toParamString",this).call(this,t)}}]),i}(p.AbstractTableBlock),p.GetFieldBlock=function(o){function a(t){r(this,a);var n=e(this,Object.getPrototypeOf(a).call(this,t));return n._fields=[],n}return n(a,o),d(a,[{key:"fields",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];if(l(t)){var n=!0,r=!1,i=void 0;try{for(var o,a=t[Symbol.iterator]();!(n=(o=a.next()).done);n=!0){var u=o.value;this.field(u,null,e)}}catch(s){r=!0,i=s}finally{try{!n&&a["return"]&&a["return"]()}finally{if(r)throw i}}}else for(var c in t){var f=t[c];this.field(c,f,e)}}},{key:"field",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?{}:arguments[2];e=e?this._sanitizeFieldAlias(e):e,t=this._sanitizeField(t);var r=this._fields.filter(function(n){return n.name===t&&n.alias===e});return r.length?this:void this._fields.push({name:t,alias:e,options:n})}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n=e.queryBuilder,r=e.buildParameterized,o="",a=[],l=!0,u=!1,s=void 0;try{for(var c,f=this._fields[Symbol.iterator]();!(l=(c=f.next()).done);l=!0){var h=c.value;o=i(o,", ");var v=h.name,d=h.alias,y=h.options;if("string"==typeof v)o+=this._formatFieldName(v,y);else{var g=v._toParamString({nested:!0,buildParameterized:r});o+=g.text,a.push.apply(a,t(g.values))}d&&(o+=" AS "+this._formatFieldAlias(d))}}catch(m){u=!0,s=m}finally{try{!l&&f["return"]&&f["return"]()}finally{if(u)throw s}}if(!o.length){var _=n&&n.getBlock(p.FromTableBlock);_&&_._hasTable()&&(o="*")}return{text:o,values:a}}}]),a}(p.Block),p.AbstractSetFieldBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._reset(),n}return n(i,t),d(i,[{key:"_reset",value:function(){this._fields=[],this._values=[[]],this._valueOptions=[[]]}},{key:"_set",value:function(t,e){var n=arguments.length<=2||void 0===arguments[2]?{}:arguments[2];if(this._values.length>1)throw new Error("Cannot set multiple rows of fields this way.");"undefined"!=typeof e&&(e=this._sanitizeValue(e)),t=this._sanitizeField(t);var r=this._fields.indexOf(t);-1===r&&(this._fields.push(t),r=this._fields.length-1),this._values[0][r]=e,this._valueOptions[0][r]=n}},{key:"_setFields",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];if("object"!==("undefined"==typeof t?"undefined":y(t)))throw new Error("Expected an object but got "+("undefined"==typeof t?"undefined":y(t)));for(var n in t)this._set(n,t[n],e)}},{key:"_setFieldsRows",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];if(!l(t))throw new Error("Expected an array of objects but got "+("undefined"==typeof t?"undefined":y(t)));this._reset();for(var n=0;t.length>n;++n){var r=t[n];for(var i in r){var o=r[i];i=this._sanitizeField(i),o=this._sanitizeValue(o);var a=this._fields.indexOf(i);if(n>0&&-1===a)throw new Error("All fields in subsequent rows must match the fields in the first row");-1===a&&(this._fields.push(i),a=this._fields.length-1),l(this._values[n])||(this._values[n]=[],this._valueOptions[n]=[]),this._values[n][a]=o,this._valueOptions[n][a]=e}}}}]),i}(p.Block),p.SetFieldBlock=function(o){function a(){return r(this,a),e(this,Object.getPrototypeOf(a).apply(this,arguments))}return n(a,o),d(a,[{key:"set",value:function(t,e,n){this._set(t,e,n)}},{key:"setFields",value:function(t,e){this._setFields(t,e)}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n=e.buildParameterized;if(0>=this._fields.length)throw new Error("set() needs to be called");for(var r="",o=[],a=0;a<this._fields.length;++a){r=i(r,", ");var l=this._formatFieldName(this._fields[a]),u=this._values[0][a];0>l.indexOf("=")&&(l=l+" = "+this.options.parameterCharacter);var s=this._buildString(l,[u],{buildParameterized:n,formattingOptions:this._valueOptions[0][a]});r+=s.text,o.push.apply(o,t(s.values))}return{text:"SET "+r,values:o}}}]),a}(p.AbstractSetFieldBlock),p.InsertFieldValueBlock=function(o){function a(){return r(this,a),e(this,Object.getPrototypeOf(a).apply(this,arguments))}return n(a,o),d(a,[{key:"set",value:function(t,e){var n=arguments.length<=2||void 0===arguments[2]?{}:arguments[2];this._set(t,e,n)}},{key:"setFields",value:function(t,e){this._setFields(t,e)}},{key:"setFieldsRows",value:function(t,e){this._setFieldsRows(t,e)}},{key:"_toParamString",value:function(){for(var e=this,n=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r=n.buildParameterized,o=this._fields.map(function(t){return e._formatFieldName(t)}).join(", "),a=[],l=[],u=0;u<this._values.length;++u){a[u]="";for(var s=0;s<this._values[u].length;++s){var c=this._buildString(this.options.parameterCharacter,[this._values[u][s]],{buildParameterized:r,formattingOptions:this._valueOptions[u][s]});l.push.apply(l,t(c.values)),a[u]=i(a[u],", "),a[u]+=c.text}}return{text:o.length?"("+o+") VALUES ("+a.join("), (")+")":"",values:l}}}]),a}(p.AbstractSetFieldBlock),p.InsertFieldsFromQueryBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._fields=[],n._query=null,n}return n(i,t),d(i,[{key:"fromQuery",value:function(t,e){var n=this;this._fields=t.map(function(t){return n._sanitizeField(t)}),this._query=this._sanitizeBaseBuilder(e)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],e="",n=[];if(this._fields.length&&this._query){var r=this._query._toParamString({buildParameterized:t.buildParameterized,nested:!0}),i=r.text,o=r.values;e="("+this._fields.join(", ")+") "+this._applyNestingFormatting(i),n=o}return{text:e,values:n}}}]),i}(p.Block),p.DistinctBlock=function(t){function i(){return r(this,i),e(this,Object.getPrototypeOf(i).apply(this,arguments))}return n(i,t),d(i,[{key:"distinct",value:function(){this._useDistinct=!0}},{key:"_toParamString",value:function(){return{text:this._useDistinct?"DISTINCT":"",values:[]}}}]),i}(p.Block),p.GroupByBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._groups=[],n}return n(i,t),d(i,[{key:"group",value:function(t){this._groups.push(this._sanitizeField(t))}},{key:"_toParamString",value:function(){arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return{text:this._groups.length?"GROUP BY "+this._groups.join(", "):"",values:[]}}}]),i}(p.Block),p.OffsetBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._offsets=null,n}return n(i,t),d(i,[{key:"offset",value:function(t){this._offsets=this._sanitizeLimitOffset(t)}},{key:"_toParamString",value:function(){return{text:this._offsets?"OFFSET "+this._offsets:"",values:[]}}}]),i}(p.Block),p.AbstractConditionBlock=function(i){function o(t){r(this,o);var n=e(this,Object.getPrototypeOf(o).call(this,t));return n._conditions=[],n}return n(o,i),d(o,[{key:"_condition",value:function(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;e>r;r++)n[r-1]=arguments[r];t=this._sanitizeExpression(t),this._conditions.push({expr:t,values:n})}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n=[],r=[],i=!0,o=!1,a=void 0;try{for(var l,u=this._conditions[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value,c=s.expr,f=s.values,h=c instanceof p.Expression?c._toParamString({buildParameterized:e.buildParameterized}):this._buildString(c,f,{buildParameterized:e.buildParameterized});h.text.length&&n.push(h.text),r.push.apply(r,t(h.values))}}catch(v){o=!0,a=v}finally{try{!i&&u["return"]&&u["return"]()}finally{if(o)throw a}}return n.length&&(n=n.join(") AND (")),{text:n.length?this.options.verb+" ("+n+")":"",values:r}}}]),o}(p.Block),p.WhereBlock=function(t){function i(t){return r(this,i),e(this,Object.getPrototypeOf(i).call(this,o({},t,{verb:"WHERE"})))}return n(i,t),d(i,[{key:"where",value:function(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;e>r;r++)n[r-1]=arguments[r];this._condition.apply(this,[t].concat(n))}}]),i}(p.AbstractConditionBlock),p.HavingBlock=function(t){function i(t){return r(this,i),e(this,Object.getPrototypeOf(i).call(this,o({},t,{verb:"HAVING"})))}return n(i,t),d(i,[{key:"having",value:function(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;e>r;r++)n[r-1]=arguments[r];this._condition.apply(this,[t].concat(n))}}]),i}(p.AbstractConditionBlock),p.OrderByBlock=function(o){function a(t){r(this,a);var n=e(this,Object.getPrototypeOf(a).call(this,t));return n._orders=[],n}return n(a,o),d(a,[{key:"order",value:function(t,e){for(var n=arguments.length,r=Array(n>2?n-2:0),i=2;n>i;i++)r[i-2]=arguments[i];t=this._sanitizeField(t),e=void 0===e?!0:e,e=null!==e?!!e:e,this._orders.push({field:t,dir:e,values:r})}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n="",r=[],o=!0,a=!1,l=void 0;try{for(var u,s=this._orders[Symbol.iterator]();!(o=(u=s.next()).done);o=!0){var c=u.value,f=c.field,h=c.dir,v=c.values;n=i(n,", ");var d=this._buildString(f,v,{buildParameterized:e.buildParameterized});n+=d.text,r.push.apply(r,t(d.values)),null!==h&&(n+=" "+(h?"ASC":"DESC"))}}catch(y){a=!0,l=y}finally{try{!o&&s["return"]&&s["return"]()}finally{if(a)throw l}}return{text:n.length?"ORDER BY "+n:"",values:r}}}]),a}(p.Block),p.LimitBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._limit=null,n}return n(i,t),d(i,[{key:"limit",value:function(t){this._limit=this._sanitizeLimitOffset(t)}},{key:"_toParamString",value:function(){return{text:null!==this._limit?"LIMIT "+this._limit:"",values:[]}}}]),i}(p.Block),p.JoinBlock=function(o){function a(t){r(this,a);var n=e(this,Object.getPrototypeOf(a).call(this,t));return n._joins=[],n}return n(a,o),d(a,[{key:"join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?null:arguments[2],r=arguments.length<=3||void 0===arguments[3]?"INNER":arguments[3];t=this._sanitizeTable(t,!0),e=e?this._sanitizeTableAlias(e):e,n=n?this._sanitizeExpression(n):n,this._joins.push({type:r,table:t,alias:e,condition:n})}},{key:"left_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,n,"LEFT")}},{key:"right_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,n,"RIGHT")}},{key:"outer_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,n,"OUTER")}},{key:"left_outer_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,n,"LEFT OUTER")}},{key:"full_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,n,"FULL")}},{key:"cross_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,n,"CROSS")}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n="",r=[],o=!0,a=!1,l=void 0;try{for(var u,s=this._joins[Symbol.iterator]();!(o=(u=s.next()).done);o=!0){var c=u.value,f=c.type,h=c.table,v=c.alias,d=c.condition;n=i(n,this.options.separator);var y=void 0;if(h instanceof p.BaseBuilder){var g=h._toParamString({buildParameterized:e.buildParameterized,nested:!0});r.push.apply(r,t(g.values)),y=g.text}else y=this._formatTableName(h);if(n+=f+" JOIN "+y,v&&(n+=" "+this._formatTableAlias(v)),d){n+=" ON ";var m=void 0;m=d instanceof p.Expression?d._toParamString({buildParameterized:e.buildParameterized}):this._buildString(d,[],{buildParameterized:e.buildParameterized}),n+=this._applyNestingFormatting(m.text),r.push.apply(r,t(m.values))}}}catch(_){a=!0,l=_}finally{try{!o&&s["return"]&&s["return"]()}finally{if(a)throw l}}return{text:n,values:r}}}]),a}(p.Block),p.UnionBlock=function(o){function a(t){r(this,a);var n=e(this,Object.getPrototypeOf(a).call(this,t));return n._unions=[],n}return n(a,o),d(a,[{key:"union",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?"UNION":arguments[1];t=this._sanitizeTable(t),this._unions.push({type:e,table:t})}},{key:"union_all",value:function(t){this.union(t,"UNION ALL")}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n="",r=[],o=!0,a=!1,l=void 0;try{for(var u,s=this._unions[Symbol.iterator]();!(o=(u=s.next()).done);o=!0){var c=u.value,f=c.type,h=c.table;n=i(n,this.options.separator);var v=void 0;if(h instanceof p.BaseBuilder){var d=h._toParamString({buildParameterized:e.buildParameterized,nested:!0});v=d.text,r.push.apply(r,t(d.values))}else n=this._formatTableName(h);n+=f+" "+v}}catch(y){a=!0,l=y}finally{try{!o&&s["return"]&&s["return"]()}finally{if(a)throw l}}return{text:n,values:r}}}]),a}(p.Block),p.QueryBuilder=function(i){function a(t,n){r(this,a);var i=e(this,Object.getPrototypeOf(a).call(this,t));i.blocks=n||[];var o=!0,l=!1,u=void 0;try{for(var s,c=i.blocks[Symbol.iterator]();!(o=(s=c.next()).done);o=!0){var f=s.value,h=f.exposedMethods();for(var v in h){var d=h[v];if(void 0!==i[v])throw new Error("Builder already has a builder method called: "+v);!function(t,e,n){i[e]=function(){for(var e=arguments.length,r=Array(e),o=0;e>o;o++)r[o]=arguments[o];return n.call.apply(n,[t].concat(r)),i}}(f,v,d)}}}catch(y){l=!0,u=y}finally{try{!o&&c["return"]&&c["return"]()}finally{if(l)throw u}}return i}return n(a,i),d(a,[{key:"registerValueHandler",value:function(t,e){var n=!0,r=!1,i=void 0;try{for(var o,l=this.blocks[Symbol.iterator]();!(n=(o=l.next()).done);n=!0){var u=o.value;u.registerValueHandler(t,e)}}catch(s){r=!0,i=s}finally{try{!n&&l["return"]&&l["return"]()}finally{if(r)throw i}}return v(Object.getPrototypeOf(a.prototype),"registerValueHandler",this).call(this,t,e),this}},{key:"updateOptions",value:function(t){this.options=o({},this.options,t);var e=!0,n=!1,r=void 0;try{for(var i,a=this.blocks[Symbol.iterator]();!(e=(i=a.next()).done);e=!0){var l=i.value;l.options=o({},l.options,t)}}catch(u){n=!0,r=u}finally{try{!e&&a["return"]&&a["return"]()}finally{if(n)throw r}}}},{key:"_toParamString",value:function(){var e,n=this,r=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];r=o({},this.options,r);var i=this.blocks.map(function(t){return t._toParamString({buildParameterized:r.buildParameterized,queryBuilder:n})}),a=i.map(function(t){return t.text}),l=i.map(function(t){return t.values}),u=a.filter(function(t){return 0<t.length}).join(r.separator),s=(e=[]).concat.apply(e,t(l));return r.nested||r.numberedParameters&&!function(){var t=void 0!==r.numberedParametersStartAt?r.numberedParametersStartAt:1,e=r.parameterCharacter.replace(/[-[\]{}()*+?.,\\^$|#\s]/g,"\\$&");u=u.replace(new RegExp(e,"g"),function(){return""+r.numberedParametersPrefix+t++})}(),{text:this._applyNestingFormatting(u,!!r.nested),values:s}}},{key:"clone",value:function(){var t=this.blocks.map(function(t){return t.clone()});return new this.constructor(this.options,t)}},{key:"getBlock",value:function(t){var e=this.blocks.filter(function(e){return e instanceof t});return e[0]}}]),a}(p.BaseBuilder),p.Select=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new p.StringBlock(t,"SELECT"),new p.FunctionBlock(t),new p.DistinctBlock(t),new p.GetFieldBlock(t),new p.FromTableBlock(t),new p.JoinBlock(t),new p.WhereBlock(t),new p.GroupByBlock(t),new p.HavingBlock(t),new p.OrderByBlock(t),new p.LimitBlock(t),new p.OffsetBlock(t),new p.UnionBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(p.QueryBuilder),p.Update=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new p.StringBlock(t,"UPDATE"),new p.UpdateTableBlock(t),new p.SetFieldBlock(t),new p.WhereBlock(t),new p.OrderByBlock(t),new p.LimitBlock(t)],
-e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(p.QueryBuilder),p.Delete=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new p.StringBlock(t,"DELETE"),new p.TargetTableBlock(t),new p.FromTableBlock(o({},t,{singleTable:!0})),new p.JoinBlock(t),new p.WhereBlock(t),new p.OrderByBlock(t),new p.LimitBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(p.QueryBuilder),p.Insert=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new p.StringBlock(t,"INSERT"),new p.IntoTableBlock(t),new p.InsertFieldValueBlock(t),new p.InsertFieldsFromQueryBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(p.QueryBuilder);var g={VERSION:"5.3.2",flavour:h,expr:function(t){return new p.Expression(t)},"case":function(t,e){return new p.Case(t,e)},select:function(t,e){return new p.Select(t,e)},update:function(t,e){return new p.Update(t,e)},insert:function(t,e){return new p.Insert(t,e)},"delete":function(t,e){return new p.Delete(t,e)},str:function(){var t=new p.FunctionBlock;return t["function"].apply(t,arguments),t},registerValueHandler:p.registerValueHandler};return g.remove=g["delete"],g.cls=p,g}var v=function g(t,e,n){null===t&&(t=Function.prototype);var r=Object.getOwnPropertyDescriptor(t,e);if(void 0===r){var i=Object.getPrototypeOf(t);return null===i?void 0:g(i,e,n)}if("value"in r)return r.value;var o=r.get;if(void 0!==o)return o.call(n)},d=function(){function t(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}return function(e,n,r){return n&&t(e.prototype,n),r&&t(e,r),e}}(),y="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol?"symbol":typeof t},p=h();return p.flavours={},p.useFlavour=function(){var t=arguments.length<=0||void 0===arguments[0]?null:arguments[0];if(!t)return p;if(p.flavours[t]instanceof Function){var e=h(t);return p.flavours[t].call(null,e),e.flavours=p.flavours,e.useFlavour=p.useFlavour,e}throw new Error("Flavour not available: "+t)},p.flavours.mssql=function(t){var a=t.cls;a.DefaultQueryBuilderOptions.replaceSingleQuotes=!0,a.DefaultQueryBuilderOptions.autoQuoteAliasNames=!1,a.DefaultQueryBuilderOptions.numberedParametersPrefix="@",t.registerValueHandler(Date,function(t){return"'"+t.getUTCFullYear()+"-"+(t.getUTCMonth()+1)+"-"+t.getUTCDate()+" "+t.getUTCHours()+":"+t.getUTCMinutes()+":"+t.getUTCSeconds()+"'"}),a.MssqlLimitOffsetTopBlock=function(t){function i(t){r(this,i);var o=e(this,Object.getPrototypeOf(i).call(this,t));o._limits=null,o._offsets=null;var l=function(t){t=this._sanitizeLimitOffset(t),this._parent._limits=t};return o.ParentBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t.options));return n._parent=t,n}return n(i,t),i}(a.Block),o.LimitBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n.limit=l,n}return n(i,t),d(i,[{key:"_toParamString",value:function(){var t="";return this._parent._limits&&this._parent._offsets&&(t="FETCH NEXT "+this._parent._limits+" ROWS ONLY"),{text:t,values:[]}}}]),i}(o.ParentBlock),o.TopBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n.top=l,n}return n(i,t),d(i,[{key:"_toParamString",value:function(){var t="";return this._parent._limits&&!this._parent._offsets&&(t="TOP ("+this._parent._limits+")"),{text:t,values:[]}}}]),i}(o.ParentBlock),o.OffsetBlock=function(t){function i(){return r(this,i),e(this,Object.getPrototypeOf(i).apply(this,arguments))}return n(i,t),d(i,[{key:"offset",value:function(t){this._parent._offsets=this._sanitizeLimitOffset(t)}},{key:"_toParamString",value:function(){var t="";return this._parent._offsets&&(t="OFFSET "+this._parent._offsets+" ROWS"),{text:t,values:[]}}}]),i}(o.ParentBlock),o}return n(i,t),d(i,[{key:"LIMIT",value:function(){return new this.LimitBlock(this)}},{key:"TOP",value:function(){return new this.TopBlock(this)}},{key:"OFFSET",value:function(){return new this.OffsetBlock(this)}}]),i}(a.Block),a.MssqlUpdateTopBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._limits=null,n.limit=n.top=function(t){n._limits=n._sanitizeLimitOffset(t)},n}return n(i,t),d(i,[{key:"_toParamString",value:function(){return{text:this._limits?"TOP ("+this._limits+")":"",values:[]}}}]),i}(a.Block),a.MssqlInsertFieldValueBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._outputs=[],n}return n(i,t),d(i,[{key:"output",value:function(t){var e=this;"string"==typeof t?this._outputs.push("INSERTED."+this._sanitizeField(t)):t.forEach(function(t){e._outputs.push("INSERTED."+e._sanitizeField(t))})}},{key:"_toParamString",value:function(t){var e=v(Object.getPrototypeOf(i.prototype),"_toParamString",this).call(this,t);if(e.text.length&&0<this._outputs.length){var n="OUTPUT "+this._outputs.join(", ")+" ",r=e.text.indexOf("VALUES");e.text=e.text.substr(0,r)+n+e.text.substr(r)}return e}}]),i}(a.InsertFieldValueBlock),a.MssqlUpdateDeleteOutputBlock=function(t){function o(t){r(this,o);var n=e(this,Object.getPrototypeOf(o).call(this,t));return n._outputs=[],n}return n(o,t),d(o,[{key:"outputs",value:function(t){for(var e in t)this.output(e,t[e])}},{key:"output",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1];t=this._sanitizeField(t),e=e?this._sanitizeFieldAlias(e):e,this._outputs.push({name:this.options.forDelete?"DELETED."+t:"INSERTED."+t,alias:e})}},{key:"_toParamString",value:function(t){var e="";if(this._outputs.length){var n=!0,r=!1,o=void 0;try{for(var a,l=this._outputs[Symbol.iterator]();!(n=(a=l.next()).done);n=!0){var u=a.value;e=i(e,", "),e+=u.name,u.alias&&(e+=" AS "+this._formatFieldAlias(u.alias))}}catch(s){r=!0,o=s}finally{try{!n&&l["return"]&&l["return"]()}finally{if(r)throw o}}e="OUTPUT "+e}return{text:e,values:[]}}}]),o}(a.Block),a.Select=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];r(this,i);var o=new a.MssqlLimitOffsetTopBlock(t);return n=n||[new a.StringBlock(t,"SELECT"),new a.DistinctBlock(t),o.TOP(),new a.GetFieldBlock(t),new a.FromTableBlock(t),new a.JoinBlock(t),new a.WhereBlock(t),new a.GroupByBlock(t),new a.OrderByBlock(t),o.OFFSET(),o.LIMIT(),new a.UnionBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder),a.Update=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.StringBlock(t,"UPDATE"),new a.MssqlUpdateTopBlock(t),new a.UpdateTableBlock(t),new a.SetFieldBlock(t),new a.MssqlUpdateDeleteOutputBlock(t),new a.WhereBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder),a.Delete=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.StringBlock(t,"DELETE"),new a.TargetTableBlock(t),new a.FromTableBlock(o({},t,{singleTable:!0})),new a.JoinBlock(t),new a.MssqlUpdateDeleteOutputBlock(o({},t,{forDelete:!0})),new a.WhereBlock(t),new a.OrderByBlock(t),new a.LimitBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder),a.Insert=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.StringBlock(t,"INSERT"),new a.IntoTableBlock(t),new a.MssqlInsertFieldValueBlock(t),new a.InsertFieldsFromQueryBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder)},p.flavours.mysql=function(o){var a=o.cls;a.MysqlOnDuplicateKeyUpdateBlock=function(o){function a(){return r(this,a),e(this,Object.getPrototypeOf(a).apply(this,arguments))}return n(a,o),d(a,[{key:"onDupUpdate",value:function(t,e,n){this._set(t,e,n)}},{key:"_toParamString",value:function(){for(var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n="",r=[],o=0;o<this._fields.length;++o){n=i(n,", ");var a=this._fields[o],l=this._values[0][o],u=this._valueOptions[0][o];if("undefined"==typeof l)n+=a;else{var s=this._buildString(a+" = "+this.options.parameterCharacter,[l],{buildParameterized:e.buildParameterized,formattingOptions:u});n+=s.text,r.push.apply(r,t(s.values))}}return{text:n.length?"ON DUPLICATE KEY UPDATE "+n:"",values:r}}}]),a}(a.AbstractSetFieldBlock),a.Insert=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.StringBlock(t,"INSERT"),new a.IntoTableBlock(t),new a.InsertFieldValueBlock(t),new a.InsertFieldsFromQueryBlock(t),new a.MysqlOnDuplicateKeyUpdateBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder)},p.flavours.postgres=function(i){var a=i.cls;a.DefaultQueryBuilderOptions.numberedParameters=!0,a.DefaultQueryBuilderOptions.numberedParametersStartAt=1,a.DefaultQueryBuilderOptions.autoQuoteAliasNames=!1,a.DefaultQueryBuilderOptions.useAsForTableAliasNames=!0,a.ReturningBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._str=null,n}return n(i,t),d(i,[{key:"returning",value:function(t){this._str=this._sanitizeField(t)}},{key:"_toParamString",value:function(){return{text:this._str?"RETURNING "+this._str:"",values:[]}}}]),i}(a.Block),a.WithBlock=function(i){function o(t){r(this,o);var n=e(this,Object.getPrototypeOf(o).call(this,t));return n._tables=[],n}return n(o,i),d(o,[{key:"with",value:function(t,e){this._tables.push({alias:t,table:e})}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n=[],r=[],i=!0,o=!1,a=void 0;try{for(var l,u=this._tables[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value,c=s.alias,f=s.table,h=f._toParamString({buildParameterized:e.buildParameterized,nested:!0});n.push(c+" AS "+h.text),r.push.apply(r,t(h.values))}}catch(v){o=!0,a=v}finally{try{!i&&u["return"]&&u["return"]()}finally{if(o)throw a}}return{text:n.length?"WITH "+n.join(", "):"",values:r}}}]),o}(a.Block),a.Select=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.WithBlock(t),new a.StringBlock(t,"SELECT"),new a.FunctionBlock(t),new a.DistinctBlock(t),new a.GetFieldBlock(t),new a.FromTableBlock(t),new a.JoinBlock(t),new a.WhereBlock(t),new a.GroupByBlock(t),new a.HavingBlock(t),new a.OrderByBlock(t),new a.LimitBlock(t),new a.OffsetBlock(t),new a.UnionBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder),a.Insert=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.WithBlock(t),new a.StringBlock(t,"INSERT"),new a.IntoTableBlock(t),new a.InsertFieldValueBlock(t),new a.InsertFieldsFromQueryBlock(t),new a.ReturningBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder),a.Update=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.WithBlock(t),new a.StringBlock(t,"UPDATE"),new a.UpdateTableBlock(t),new a.SetFieldBlock(t),new a.FromTableBlock(t),new a.WhereBlock(t),new a.OrderByBlock(t),new a.LimitBlock(t),new a.ReturningBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder),a.Delete=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.WithBlock(t),new a.StringBlock(t,"DELETE"),new a.TargetTableBlock(t),new a.FromTableBlock(o({},t,{singleTable:!0})),new a.JoinBlock(t),new a.WhereBlock(t),new a.OrderByBlock(t),new a.LimitBlock(t),new a.ReturningBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder)},p});
\ No newline at end of file
+/*! squel | https://github.com/hiddentao/squel | BSD license */!function(t,e){"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?module.exports=e():t.squel=e()}(this,function(){"use strict";function t(t){if(Array.isArray(t)){for(var e=0,n=Array(t.length);e<t.length;e++)n[e]=t[e];return n}return Array.from(t)}function e(t,e){if(!t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!e||"object"!=typeof e&&"function"!=typeof e?t:e}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}function r(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function i(t,e){return t.length?t+e:t}function o(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;r<e;r++)n[r-1]=arguments[r];if(t&&n){var i=!0,o=!1,a=void 0;try{for(var l,u=function(){var e=l.value;"object"===("undefined"==typeof e?"undefined":y(e))&&Object.getOwnPropertyNames(e).forEach(function(n){t[n]=e[n]})},s=n[Symbol.iterator]();!(i=(l=s.next()).done);i=!0)u()}catch(c){o=!0,a=c}finally{try{!i&&s["return"]&&s["return"]()}finally{if(o)throw a}}}return t}function a(t){return t&&t.constructor.prototype===Object.prototype}function l(t){return t&&t.constructor.prototype===Array.prototype}function u(t){if(t&&t.constructor&&t.constructor.toString){var e=t.constructor.toString().match(/function\s*(\w+)/);if(e&&2===e.length)return e[1]}}function s(t){if(!t)return t;if("function"==typeof t.clone)return t.clone();if(!a(t)&&!l(t))return JSON.parse(JSON.stringify(t));var e=function(){var e=new t.constructor;return Object.getOwnPropertyNames(t).forEach(function(n){"function"!=typeof t[n]&&(e[n]=s(t[n]))}),{v:e}}();return"object"===("undefined"==typeof e?"undefined":y(e))?e.v:void 0}function c(t,e,n){var r="undefined"==typeof e?"undefined":y(e);if("function"!==r&&"string"!==r)throw new Error("type must be a class constructor or string");if("function"!=typeof n)throw new Error("handler must be a function");var i=!0,o=!1,a=void 0;try{for(var l,u=t[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value;if(s.type===e)return void(s.handler=n)}}catch(c){o=!0,a=c}finally{try{!i&&u["return"]&&u["return"]()}finally{if(o)throw a}}t.push({type:e,handler:n})}function f(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;r<e;r++)n[r-1]=arguments[r];var i=!0,o=!1,a=void 0;try{for(var l,u=n[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value,c=!0,f=!1,h=void 0;try{for(var v,d=s[Symbol.iterator]();!(c=(v=d.next()).done);c=!0){var p=v.value;if(("undefined"==typeof t?"undefined":y(t))===p.type||"string"!=typeof p.type&&t instanceof p.type)return p.handler}}catch(g){f=!0,h=g}finally{try{!c&&d["return"]&&d["return"]()}finally{if(f)throw h}}}}catch(g){o=!0,a=g}finally{try{!i&&u["return"]&&u["return"]()}finally{if(o)throw a}}}function h(){var h=arguments.length<=0||void 0===arguments[0]?null:arguments[0],p={_getObjectClassName:u};p.DefaultQueryBuilderOptions={autoQuoteTableNames:!1,autoQuoteFieldNames:!1,autoQuoteAliasNames:!0,useAsForTableAliasNames:!1,nameQuoteCharacter:"`",tableAliasQuoteCharacter:"`",fieldAliasQuoteCharacter:'"',valueHandlers:[],parameterCharacter:"?",numberedParameters:!1,numberedParametersPrefix:"$",numberedParametersStartAt:1,replaceSingleQuotes:!1,singleQuoteReplacement:"''",separator:" ",stringFormatter:null},p.globalValueHandlers=[],p.registerValueHandler=function(t,e){c(p.globalValueHandlers,t,e)},p.Cloneable=function(){function t(){r(this,t)}return d(t,[{key:"clone",value:function(){var t=new this.constructor;return o(t,s(o({},this)))}}]),t}(),p.BaseBuilder=function(i){function a(t){r(this,a);var n=e(this,Object.getPrototypeOf(a).call(this)),i=JSON.parse(JSON.stringify(p.DefaultQueryBuilderOptions));return n.options=o({},i,t),n}return n(a,i),d(a,[{key:"registerValueHandler",value:function(t,e){return c(this.options.valueHandlers,t,e),this}},{key:"_sanitizeExpression",value:function(t){if(!(t instanceof p.Expression)&&"string"!=typeof t)throw new Error("expression must be a string or Expression instance");return t}},{key:"_sanitizeName",value:function(t,e){if("string"!=typeof t)throw new Error(e+" must be a string");return t}},{key:"_sanitizeField",value:function(t){return t instanceof p.BaseBuilder||(t=this._sanitizeName(t,"field name")),t}},{key:"_sanitizeBaseBuilder",value:function(t){if(t instanceof p.BaseBuilder)return t;throw new Error("must be a BaseBuilder instance")}},{key:"_sanitizeTable",value:function(t){if("string"!=typeof t)try{t=this._sanitizeBaseBuilder(t)}catch(e){throw new Error("table name must be a string or a query builder")}else t=this._sanitizeName(t,"table");return t}},{key:"_sanitizeTableAlias",value:function(t){return this._sanitizeName(t,"table alias")}},{key:"_sanitizeFieldAlias",value:function(t){return this._sanitizeName(t,"field alias")}},{key:"_sanitizeLimitOffset",value:function(t){if(t=parseInt(t),0>t||isNaN(t))throw new Error("limit/offset must be >= 0");return t}},{key:"_sanitizeValue",value:function(t){var e="undefined"==typeof t?"undefined":y(t);if(null===t);else if("string"===e||"number"===e||"boolean"===e);else if(t instanceof p.BaseBuilder);else{var n=!!f(t,this.options.valueHandlers,p.globalValueHandlers);if(!n)throw new Error("field value must be a string, number, boolean, null or one of the registered custom value types")}return t}},{key:"_escapeValue",value:function(t){return this.options.replaceSingleQuotes?t.replace(/\'/g,this.options.singleQuoteReplacement):t}},{key:"_formatTableName",value:function(t){if(this.options.autoQuoteTableNames){var e=this.options.nameQuoteCharacter;t=""+e+t+e}return t}},{key:"_formatFieldAlias",value:function(t){if(this.options.autoQuoteAliasNames){var e=this.options.fieldAliasQuoteCharacter;t=""+e+t+e}return t}},{key:"_formatTableAlias",value:function(t){if(this.options.autoQuoteAliasNames){var e=this.options.tableAliasQuoteCharacter;t=""+e+t+e}return this.options.useAsForTableAliasNames?"AS "+t:t}},{key:"_formatFieldName",value:function(t){var e=this,n=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];return this.options.autoQuoteFieldNames&&!function(){var r=e.options.nameQuoteCharacter;t=n.ignorePeriodsForFieldNameQuotes?""+r+t+r:t.split(".").map(function(t){return"*"===t?t:""+r+t+r}).join(".")}(),t}},{key:"_formatCustomValue",value:function(t){var e=!(arguments.length<=1||void 0===arguments[1])&&arguments[1],n=f(t,this.options.valueHandlers,p.globalValueHandlers);return n&&(t=n(t,e)),t}},{key:"_formatValueForParamArray",value:function(t){var e=this;return l(t)?t.map(function(t){return e._formatValueForParamArray(t)}):this._formatCustomValue(t,!0)}},{key:"_formatValueForQueryString",value:function(t){var e=this,n=arguments.length<=1||void 0===arguments[1]?{}:arguments[1],r=this._formatCustomValue(t);if(r!==t)return this._applyNestingFormatting(r);if(l(t))t=t.map(function(t){return e._formatValueForQueryString(t)}),t=this._applyNestingFormatting(t.join(", "));else{var i="undefined"==typeof t?"undefined":y(t);if(null===t)t="NULL";else if("boolean"===i)t=t?"TRUE":"FALSE";else if(t instanceof p.BaseBuilder)t=this._applyNestingFormatting(t.toString());else if("number"!==i){if("string"===i&&this.options.stringFormatter)return this.options.stringFormatter(t);if(n.dontQuote)t=""+t;else{var o=this._escapeValue(t);t="'"+o+"'"}}}return t}},{key:"_applyNestingFormatting",value:function(t){var e=arguments.length<=1||void 0===arguments[1]||arguments[1];return t&&"string"==typeof t&&e&&("("!==t.charAt(0)||")"!==t.charAt(t.length-1))?"("+t+")":t}},{key:"_buildString",value:function(e,n){var r=arguments.length<=2||void 0===arguments[2]?{}:arguments[2],i=r.nested,o=r.buildParameterized,a=r.formattingOptions;n=n||[],e=e||"";for(var u="",s=-1,c=[],f=this.options.parameterCharacter,h=0;e.length>h;)if(e.substr(h,f.length)===f){var v=n[++s];if(o)if(v instanceof p.BaseBuilder){var d=v._toParamString({buildParameterized:o,nested:!0});u+=d.text,c.push.apply(c,t(d.values))}else if(v=this._formatValueForParamArray(v),l(v)){var y=v.map(function(){return f}).join(", ");u+="("+y+")",c.push.apply(c,t(v))}else u+=f,c.push(v);else u+=this._formatValueForQueryString(v,a);h+=f.length}else u+=e.charAt(h),h++;return{text:this._applyNestingFormatting(u,!!i),values:c}}},{key:"_buildManyStrings",value:function(e,n){for(var r=arguments.length<=2||void 0===arguments[2]?{}:arguments[2],i=[],o=[],a=0;e.length>a;++a){var l=e[a],u=n[a],s=this._buildString(l,u,{buildParameterized:r.buildParameterized,nested:!1}),c=s.text,f=s.values;i.push(c),o.push.apply(o,t(f))}return i=i.join(this.options.separator),{text:i.length?this._applyNestingFormatting(i,!!r.nested):"",values:o}}},{key:"_toParamString",value:function(t){throw new Error("Not yet implemented")}},{key:"toString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return this._toParamString(t).text}},{key:"toParam",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return this._toParamString(o({},t,{buildParameterized:!0}))}}]),a}(p.Cloneable),p.Expression=function(i){function o(t){r(this,o);var n=e(this,Object.getPrototypeOf(o).call(this,t));return n._nodes=[],n}return n(o,i),d(o,[{key:"and",value:function(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;r<e;r++)n[r-1]=arguments[r];return t=this._sanitizeExpression(t),this._nodes.push({type:"AND",expr:t,para:n}),this}},{key:"or",value:function(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;r<e;r++)n[r-1]=arguments[r];return t=this._sanitizeExpression(t),this._nodes.push({type:"OR",expr:t,para:n}),this}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n=[],r=[],i=!0,o=!1,a=void 0;try{for(var l,u=this._nodes[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value,c=s.type,f=s.expr,h=s.para,v=f instanceof p.Expression?f._toParamString({buildParameterized:e.buildParameterized,nested:!0}):this._buildString(f,h,{buildParameterized:e.buildParameterized}),d=v.text,y=v.values;n.length&&n.push(c),n.push(d),r.push.apply(r,t(y))}}catch(g){o=!0,a=g}finally{try{!i&&u["return"]&&u["return"]()}finally{if(o)throw a}}return n=n.join(" "),{text:this._applyNestingFormatting(n,!!e.nested),values:r}}}]),o}(p.BaseBuilder),p.Case=function(l){function u(t){var n=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];r(this,u);var i=e(this,Object.getPrototypeOf(u).call(this,n));return a(t)&&(n=t,t=null),t&&(i._fieldName=i._sanitizeField(t)),i.options=o({},p.DefaultQueryBuilderOptions,n),i._cases=[],i._elseValue=null,i}return n(u,l),d(u,[{key:"when",value:function(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;r<e;r++)n[r-1]=arguments[r];return this._cases.unshift({expression:t,values:n}),this}},{key:"then",value:function(t){if(0==this._cases.length)throw new Error("when() needs to be called first");return this._cases[0].result=t,this}},{key:"else",value:function(t){return this._elseValue=t,this}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n="",r=[],o=!0,a=!1,l=void 0;try{for(var u,s=this._cases[Symbol.iterator]();!(o=(u=s.next()).done);o=!0){var c=u.value,f=c.expression,h=c.values,v=c.result;n=i(n," ");var d=this._buildString(f,h,{buildParameterized:e.buildParameterized,nested:!0});n+="WHEN "+d.text+" THEN "+this._formatValueForQueryString(v),r.push.apply(r,t(d.values))}}catch(y){a=!0,l=y}finally{try{!o&&s["return"]&&s["return"]()}finally{if(a)throw l}}return n.length?(n+=" ELSE "+this._formatValueForQueryString(this._elseValue)+" END",this._fieldName&&(n=this._fieldName+" "+n),n="CASE "+n):n=this._formatValueForQueryString(this._elseValue),{text:n,values:r}}}]),u}(p.BaseBuilder),p.Block=function(t){function i(t){return r(this,i),e(this,Object.getPrototypeOf(i).call(this,t))}return n(i,t),d(i,[{key:"exposedMethods",value:function(){for(var t={},e=this;e;)Object.getOwnPropertyNames(e).forEach(function(n){"constructor"===n||"function"!=typeof e[n]||"_"===n.charAt(0)||p.Block.prototype[n]||(t[n]=e[n])}),e=Object.getPrototypeOf(e);return t}}]),i}(p.BaseBuilder),p.StringBlock=function(t){function i(t,n){r(this,i);var o=e(this,Object.getPrototypeOf(i).call(this,t));return o._str=n,o}return n(i,t),d(i,[{key:"_toParamString",value:function(){arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return{text:this._str,values:[]}}}]),i}(p.Block),p.FunctionBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._strings=[],n._values=[],n}return n(i,t),d(i,[{key:"function",value:function(t){this._strings.push(t);for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;r<e;r++)n[r-1]=arguments[r];this._values.push(n)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return this._buildManyStrings(this._strings,this._values,t)}}]),i}(p.Block),p.registerValueHandler(p.FunctionBlock,function(t){var e=!(arguments.length<=1||void 0===arguments[1])&&arguments[1];return e?t.toParam():t.toString()}),p.AbstractTableBlock=function(o){function a(t,n){r(this,a);var i=e(this,Object.getPrototypeOf(a).call(this,t));return i._tables=[],i}return n(a,o),d(a,[{key:"_table",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1];e=e?this._sanitizeTableAlias(e):e,t=this._sanitizeTable(t),this.options.singleTable&&(this._tables=[]),this._tables.push({table:t,alias:e})}},{key:"_hasTable",value:function(){return 0<this._tables.length}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n="",r=[];if(this._hasTable()){var o=!0,a=!1,l=void 0;try{for(var u,s=this._tables[Symbol.iterator]();!(o=(u=s.next()).done);o=!0){var c=u.value,f=c.table,h=c.alias;n=i(n,", ");var v=void 0;if(f instanceof p.BaseBuilder){var d=f._toParamString({buildParameterized:e.buildParameterized,nested:!0}),y=d.text,g=d.values;v=y,r.push.apply(r,t(g))}else v=this._formatTableName(f);h&&(v+=" "+this._formatTableAlias(h)),n+=v}}catch(_){a=!0,l=_}finally{try{!o&&s["return"]&&s["return"]()}finally{if(a)throw l}}this.options.prefix&&(n=this.options.prefix+" "+n)}return{text:n,values:r}}}]),a}(p.Block),p.TargetTableBlock=function(t){function i(){return r(this,i),e(this,Object.getPrototypeOf(i).apply(this,arguments))}return n(i,t),d(i,[{key:"target",value:function(t){this._table(t)}}]),i}(p.AbstractTableBlock),p.UpdateTableBlock=function(t){function i(){return r(this,i),e(this,Object.getPrototypeOf(i).apply(this,arguments))}return n(i,t),d(i,[{key:"table",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1];this._table(t,e)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];if(!this._hasTable())throw new Error("table() needs to be called");return v(Object.getPrototypeOf(i.prototype),"_toParamString",this).call(this,t)}}]),i}(p.AbstractTableBlock),p.FromTableBlock=function(t){function i(t){return r(this,i),e(this,Object.getPrototypeOf(i).call(this,o({},t,{prefix:"FROM"})))}return n(i,t),d(i,[{key:"from",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1];this._table(t,e)}}]),i}(p.AbstractTableBlock),p.IntoTableBlock=function(t){function i(t){return r(this,i),e(this,Object.getPrototypeOf(i).call(this,o({},t,{prefix:"INTO",singleTable:!0})))}return n(i,t),d(i,[{key:"into",value:function(t){this._table(t)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];if(!this._hasTable())throw new Error("into() needs to be called");return v(Object.getPrototypeOf(i.prototype),"_toParamString",this).call(this,t)}}]),i}(p.AbstractTableBlock),p.GetFieldBlock=function(o){function a(t){r(this,a);var n=e(this,Object.getPrototypeOf(a).call(this,t));return n._fields=[],n}return n(a,o),d(a,[{key:"fields",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];if(l(t)){var n=!0,r=!1,i=void 0;try{for(var o,a=t[Symbol.iterator]();!(n=(o=a.next()).done);n=!0){var u=o.value;this.field(u,null,e)}}catch(s){r=!0,i=s}finally{try{!n&&a["return"]&&a["return"]()}finally{if(r)throw i}}}else for(var c in t){var f=t[c];this.field(c,f,e)}}},{key:"field",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?{}:arguments[2];e=e?this._sanitizeFieldAlias(e):e,t=this._sanitizeField(t);var r=this._fields.filter(function(n){return n.name===t&&n.alias===e});return r.length?this:void this._fields.push({name:t,alias:e,options:n})}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n=e.queryBuilder,r=e.buildParameterized,o="",a=[],l=!0,u=!1,s=void 0;try{for(var c,f=this._fields[Symbol.iterator]();!(l=(c=f.next()).done);l=!0){var h=c.value;o=i(o,", ");var v=h.name,d=h.alias,y=h.options;if("string"==typeof v)o+=this._formatFieldName(v,y);else{var g=v._toParamString({nested:!0,buildParameterized:r});o+=g.text,a.push.apply(a,t(g.values))}d&&(o+=" AS "+this._formatFieldAlias(d))}}catch(_){u=!0,s=_}finally{try{!l&&f["return"]&&f["return"]()}finally{if(u)throw s}}if(!o.length){var m=n&&n.getBlock(p.FromTableBlock);m&&m._hasTable()&&(o="*")}return{text:o,values:a}}}]),a}(p.Block),p.AbstractSetFieldBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._reset(),n}return n(i,t),d(i,[{key:"_reset",value:function(){this._fields=[],this._values=[[]],this._valueOptions=[[]]}},{key:"_set",value:function(t,e){var n=arguments.length<=2||void 0===arguments[2]?{}:arguments[2];if(this._values.length>1)throw new Error("Cannot set multiple rows of fields this way.");"undefined"!=typeof e&&(e=this._sanitizeValue(e)),t=this._sanitizeField(t);var r=this._fields.indexOf(t);-1===r&&(this._fields.push(t),r=this._fields.length-1),this._values[0][r]=e,this._valueOptions[0][r]=n}},{key:"_setFields",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];if("object"!==("undefined"==typeof t?"undefined":y(t)))throw new Error("Expected an object but got "+("undefined"==typeof t?"undefined":y(t)));for(var n in t)this._set(n,t[n],e)}},{key:"_setFieldsRows",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?{}:arguments[1];if(!l(t))throw new Error("Expected an array of objects but got "+("undefined"==typeof t?"undefined":y(t)));this._reset();for(var n=0;t.length>n;++n){var r=t[n];for(var i in r){var o=r[i];i=this._sanitizeField(i),o=this._sanitizeValue(o);var a=this._fields.indexOf(i);if(0<n&&-1===a)throw new Error("All fields in subsequent rows must match the fields in the first row");-1===a&&(this._fields.push(i),a=this._fields.length-1),l(this._values[n])||(this._values[n]=[],this._valueOptions[n]=[]),this._values[n][a]=o,this._valueOptions[n][a]=e}}}}]),i}(p.Block),p.SetFieldBlock=function(o){function a(){return r(this,a),e(this,Object.getPrototypeOf(a).apply(this,arguments))}return n(a,o),d(a,[{key:"set",value:function(t,e,n){this._set(t,e,n)}},{key:"setFields",value:function(t,e){this._setFields(t,e)}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n=e.buildParameterized;if(0>=this._fields.length)throw new Error("set() needs to be called");for(var r="",o=[],a=0;a<this._fields.length;++a){r=i(r,", ");var l=this._formatFieldName(this._fields[a]),u=this._values[0][a];0>l.indexOf("=")&&(l=l+" = "+this.options.parameterCharacter);var s=this._buildString(l,[u],{buildParameterized:n,formattingOptions:this._valueOptions[0][a]});r+=s.text,o.push.apply(o,t(s.values))}return{text:"SET "+r,values:o}}}]),a}(p.AbstractSetFieldBlock),p.InsertFieldValueBlock=function(o){function a(){return r(this,a),e(this,Object.getPrototypeOf(a).apply(this,arguments))}return n(a,o),d(a,[{key:"set",value:function(t,e){var n=arguments.length<=2||void 0===arguments[2]?{}:arguments[2];this._set(t,e,n)}},{key:"setFields",value:function(t,e){this._setFields(t,e)}},{key:"setFieldsRows",value:function(t,e){this._setFieldsRows(t,e)}},{key:"_toParamString",value:function(){for(var e=this,n=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],r=n.buildParameterized,o=this._fields.map(function(t){return e._formatFieldName(t)}).join(", "),a=[],l=[],u=0;u<this._values.length;++u){a[u]="";for(var s=0;s<this._values[u].length;++s){var c=this._buildString(this.options.parameterCharacter,[this._values[u][s]],{buildParameterized:r,formattingOptions:this._valueOptions[u][s]});l.push.apply(l,t(c.values)),a[u]=i(a[u],", "),a[u]+=c.text}}return{text:o.length?"("+o+") VALUES ("+a.join("), (")+")":"",values:l}}}]),a}(p.AbstractSetFieldBlock),p.InsertFieldsFromQueryBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._fields=[],n._query=null,n}return n(i,t),d(i,[{key:"fromQuery",value:function(t,e){var n=this;this._fields=t.map(function(t){return n._sanitizeField(t)}),this._query=this._sanitizeBaseBuilder(e)}},{key:"_toParamString",value:function(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],e="",n=[];if(this._fields.length&&this._query){var r=this._query._toParamString({buildParameterized:t.buildParameterized,nested:!0}),i=r.text,o=r.values;e="("+this._fields.join(", ")+") "+this._applyNestingFormatting(i),n=o}return{text:e,values:n}}}]),i}(p.Block),p.DistinctBlock=function(t){function i(){return r(this,i),e(this,Object.getPrototypeOf(i).apply(this,arguments))}return n(i,t),d(i,[{key:"distinct",value:function(){this._useDistinct=!0}},{key:"_toParamString",value:function(){return{text:this._useDistinct?"DISTINCT":"",values:[]}}}]),i}(p.Block),p.GroupByBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._groups=[],n}return n(i,t),d(i,[{key:"group",value:function(t){this._groups.push(this._sanitizeField(t))}},{key:"_toParamString",value:function(){arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return{text:this._groups.length?"GROUP BY "+this._groups.join(", "):"",values:[]}}}]),i}(p.Block),p.OffsetBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._offsets=null,n}return n(i,t),d(i,[{key:"offset",value:function(t){this._offsets=this._sanitizeLimitOffset(t)}},{key:"_toParamString",value:function(){return{text:this._offsets?"OFFSET "+this._offsets:"",values:[]}}}]),i}(p.Block),p.AbstractConditionBlock=function(i){function o(t){r(this,o);var n=e(this,Object.getPrototypeOf(o).call(this,t));return n._conditions=[],n}return n(o,i),d(o,[{key:"_condition",value:function(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;r<e;r++)n[r-1]=arguments[r];t=this._sanitizeExpression(t),this._conditions.push({expr:t,values:n})}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n=[],r=[],i=!0,o=!1,a=void 0;try{for(var l,u=this._conditions[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value,c=s.expr,f=s.values,h=c instanceof p.Expression?c._toParamString({buildParameterized:e.buildParameterized}):this._buildString(c,f,{buildParameterized:e.buildParameterized});h.text.length&&n.push(h.text),r.push.apply(r,t(h.values))}}catch(v){o=!0,a=v}finally{try{!i&&u["return"]&&u["return"]()}finally{if(o)throw a}}return n.length&&(n=n.join(") AND (")),{text:n.length?this.options.verb+" ("+n+")":"",values:r}}}]),o}(p.Block),p.WhereBlock=function(t){function i(t){return r(this,i),e(this,Object.getPrototypeOf(i).call(this,o({},t,{verb:"WHERE"})))}return n(i,t),d(i,[{key:"where",value:function(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;r<e;r++)n[r-1]=arguments[r];this._condition.apply(this,[t].concat(n))}}]),i}(p.AbstractConditionBlock),p.HavingBlock=function(t){function i(t){return r(this,i),e(this,Object.getPrototypeOf(i).call(this,o({},t,{verb:"HAVING"})))}return n(i,t),d(i,[{key:"having",value:function(t){for(var e=arguments.length,n=Array(e>1?e-1:0),r=1;r<e;r++)n[r-1]=arguments[r];this._condition.apply(this,[t].concat(n))}}]),i}(p.AbstractConditionBlock),p.OrderByBlock=function(o){function a(t){r(this,a);var n=e(this,Object.getPrototypeOf(a).call(this,t));return n._orders=[],n}return n(a,o),d(a,[{key:"order",value:function(t,e){for(var n=arguments.length,r=Array(n>2?n-2:0),i=2;i<n;i++)r[i-2]=arguments[i];t=this._sanitizeField(t),e=void 0===e||e,e=null!==e?!!e:e,this._orders.push({field:t,dir:e,values:r})}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n="",r=[],o=!0,a=!1,l=void 0;try{for(var u,s=this._orders[Symbol.iterator]();!(o=(u=s.next()).done);o=!0){var c=u.value,f=c.field,h=c.dir,v=c.values;n=i(n,", ");var d=this._buildString(f,v,{buildParameterized:e.buildParameterized});n+=d.text,r.push.apply(r,t(d.values)),null!==h&&(n+=" "+(h?"ASC":"DESC"))}}catch(y){a=!0,l=y}finally{try{!o&&s["return"]&&s["return"]()}finally{if(a)throw l}}return{text:n.length?"ORDER BY "+n:"",values:r}}}]),a}(p.Block),p.LimitBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._limit=null,n}return n(i,t),d(i,[{key:"limit",value:function(t){this._limit=this._sanitizeLimitOffset(t)}},{key:"_toParamString",value:function(){return{text:null!==this._limit?"LIMIT "+this._limit:"",values:[]}}}]),i}(p.Block),p.JoinBlock=function(o){function a(t){r(this,a);var n=e(this,Object.getPrototypeOf(a).call(this,t));return n._joins=[],n}return n(a,o),d(a,[{key:"join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?null:arguments[2],r=arguments.length<=3||void 0===arguments[3]?"INNER":arguments[3];t=this._sanitizeTable(t,!0),e=e?this._sanitizeTableAlias(e):e,n=n?this._sanitizeExpression(n):n,this._joins.push({type:r,table:t,alias:e,condition:n})}},{key:"left_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,n,"LEFT")}},{key:"right_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,n,"RIGHT")}},{key:"outer_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,n,"OUTER")}},{key:"left_outer_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,n,"LEFT OUTER")}},{key:"full_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,n,"FULL")}},{key:"cross_join",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1],n=arguments.length<=2||void 0===arguments[2]?null:arguments[2];this.join(t,e,n,"CROSS")}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n="",r=[],o=!0,a=!1,l=void 0;try{for(var u,s=this._joins[Symbol.iterator]();!(o=(u=s.next()).done);o=!0){var c=u.value,f=c.type,h=c.table,v=c.alias,d=c.condition;n=i(n,this.options.separator);var y=void 0;if(h instanceof p.BaseBuilder){var g=h._toParamString({buildParameterized:e.buildParameterized,nested:!0});r.push.apply(r,t(g.values)),y=g.text}else y=this._formatTableName(h);if(n+=f+" JOIN "+y,v&&(n+=" "+this._formatTableAlias(v)),d){n+=" ON ";var _=void 0;_=d instanceof p.Expression?d._toParamString({buildParameterized:e.buildParameterized}):this._buildString(d,[],{buildParameterized:e.buildParameterized}),n+=this._applyNestingFormatting(_.text),r.push.apply(r,t(_.values))}}}catch(m){a=!0,l=m}finally{try{!o&&s["return"]&&s["return"]()}finally{if(a)throw l}}return{text:n,values:r}}}]),a}(p.Block),p.UnionBlock=function(o){function a(t){r(this,a);var n=e(this,Object.getPrototypeOf(a).call(this,t));return n._unions=[],n}return n(a,o),d(a,[{key:"union",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?"UNION":arguments[1];t=this._sanitizeTable(t),this._unions.push({type:e,table:t})}},{key:"union_all",value:function(t){this.union(t,"UNION ALL")}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n="",r=[],o=!0,a=!1,l=void 0;try{for(var u,s=this._unions[Symbol.iterator]();!(o=(u=s.next()).done);o=!0){var c=u.value,f=c.type,h=c.table;n=i(n,this.options.separator);var v=void 0;if(h instanceof p.BaseBuilder){var d=h._toParamString({buildParameterized:e.buildParameterized,nested:!0});v=d.text,r.push.apply(r,t(d.values))}else n=this._formatTableName(h);n+=f+" "+v}}catch(y){a=!0,l=y}finally{try{!o&&s["return"]&&s["return"]()}finally{if(a)throw l}}return{text:n,values:r}}}]),a}(p.Block),p.QueryBuilder=function(i){function a(t,n){r(this,a);var i=e(this,Object.getPrototypeOf(a).call(this,t));i.blocks=n||[];var o=!0,l=!1,u=void 0;try{for(var s,c=i.blocks[Symbol.iterator]();!(o=(s=c.next()).done);o=!0){var f=s.value,h=f.exposedMethods();for(var v in h){var d=h[v];if(void 0!==i[v])throw new Error("Builder already has a builder method called: "+v);!function(t,e,n){i[e]=function(){for(var e=arguments.length,r=Array(e),o=0;o<e;o++)r[o]=arguments[o];return n.call.apply(n,[t].concat(r)),i}}(f,v,d)}}}catch(y){l=!0,u=y}finally{try{!o&&c["return"]&&c["return"]()}finally{if(l)throw u}}return i}return n(a,i),d(a,[{key:"registerValueHandler",value:function(t,e){var n=!0,r=!1,i=void 0;try{for(var o,l=this.blocks[Symbol.iterator]();!(n=(o=l.next()).done);n=!0){var u=o.value;u.registerValueHandler(t,e)}}catch(s){r=!0,i=s}finally{try{!n&&l["return"]&&l["return"]()}finally{if(r)throw i}}return v(Object.getPrototypeOf(a.prototype),"registerValueHandler",this).call(this,t,e),this}},{key:"updateOptions",value:function(t){this.options=o({},this.options,t);var e=!0,n=!1,r=void 0;try{for(var i,a=this.blocks[Symbol.iterator]();!(e=(i=a.next()).done);e=!0){var l=i.value;l.options=o({},l.options,t)}}catch(u){n=!0,r=u}finally{try{!e&&a["return"]&&a["return"]()}finally{if(n)throw r}}}},{key:"_toParamString",value:function(){var e,n=this,r=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];r=o({},this.options,r);var i=this.blocks.map(function(t){return t._toParamString({buildParameterized:r.buildParameterized,queryBuilder:n})}),a=i.map(function(t){return t.text}),l=i.map(function(t){return t.values}),u=a.filter(function(t){return 0<t.length}).join(r.separator),s=(e=[]).concat.apply(e,t(l));return r.nested||r.numberedParameters&&!function(){var t=void 0!==r.numberedParametersStartAt?r.numberedParametersStartAt:1,e=r.parameterCharacter.replace(/[-[\]{}()*+?.,\\^$|#\s]/g,"\\$&");u=u.replace(new RegExp(e,"g"),function(){return""+r.numberedParametersPrefix+t++})}(),{text:this._applyNestingFormatting(u,!!r.nested),values:s}}},{key:"clone",value:function(){var t=this.blocks.map(function(t){return t.clone()});return new this.constructor(this.options,t)}},{key:"getBlock",value:function(t){var e=this.blocks.filter(function(e){return e instanceof t});return e[0]}}]),a}(p.BaseBuilder),p.Select=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new p.StringBlock(t,"SELECT"),new p.FunctionBlock(t),new p.DistinctBlock(t),new p.GetFieldBlock(t),new p.FromTableBlock(t),new p.JoinBlock(t),new p.WhereBlock(t),new p.GroupByBlock(t),new p.HavingBlock(t),new p.OrderByBlock(t),new p.LimitBlock(t),new p.OffsetBlock(t),new p.UnionBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(p.QueryBuilder),p.Update=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new p.StringBlock(t,"UPDATE"),new p.UpdateTableBlock(t),new p.SetFieldBlock(t),new p.WhereBlock(t),new p.OrderByBlock(t),new p.LimitBlock(t)],
+e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(p.QueryBuilder),p.Delete=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new p.StringBlock(t,"DELETE"),new p.TargetTableBlock(t),new p.FromTableBlock(o({},t,{singleTable:!0})),new p.JoinBlock(t),new p.WhereBlock(t),new p.OrderByBlock(t),new p.LimitBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(p.QueryBuilder),p.Insert=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new p.StringBlock(t,"INSERT"),new p.IntoTableBlock(t),new p.InsertFieldValueBlock(t),new p.InsertFieldsFromQueryBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(p.QueryBuilder);var g={VERSION:"5.3.2",flavour:h,expr:function(t){return new p.Expression(t)},"case":function(t,e){return new p.Case(t,e)},select:function(t,e){return new p.Select(t,e)},update:function(t,e){return new p.Update(t,e)},insert:function(t,e){return new p.Insert(t,e)},"delete":function(t,e){return new p.Delete(t,e)},str:function(){var t=new p.FunctionBlock;return t["function"].apply(t,arguments),t},registerValueHandler:p.registerValueHandler};return g.remove=g["delete"],g.cls=p,g}var v=function g(t,e,n){null===t&&(t=Function.prototype);var r=Object.getOwnPropertyDescriptor(t,e);if(void 0===r){var i=Object.getPrototypeOf(t);return null===i?void 0:g(i,e,n)}if("value"in r)return r.value;var o=r.get;if(void 0!==o)return o.call(n)},d=function(){function t(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}return function(e,n,r){return n&&t(e.prototype,n),r&&t(e,r),e}}(),y="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol?"symbol":typeof t},p=h();return p.flavours={},p.useFlavour=function(){var t=arguments.length<=0||void 0===arguments[0]?null:arguments[0];if(!t)return p;if(p.flavours[t]instanceof Function){var e=h(t);return p.flavours[t].call(null,e),e.flavours=p.flavours,e.useFlavour=p.useFlavour,e}throw new Error("Flavour not available: "+t)},p.flavours.mssql=function(t){var a=t.cls;a.DefaultQueryBuilderOptions.replaceSingleQuotes=!0,a.DefaultQueryBuilderOptions.autoQuoteAliasNames=!1,a.DefaultQueryBuilderOptions.numberedParametersPrefix="@",t.registerValueHandler(Date,function(t){return"'"+t.getUTCFullYear()+"-"+(t.getUTCMonth()+1)+"-"+t.getUTCDate()+" "+t.getUTCHours()+":"+t.getUTCMinutes()+":"+t.getUTCSeconds()+"'"}),a.MssqlLimitOffsetTopBlock=function(t){function i(t){r(this,i);var o=e(this,Object.getPrototypeOf(i).call(this,t));o._limits=null,o._offsets=null;var l=function(t){t=this._sanitizeLimitOffset(t),this._parent._limits=t};return o.ParentBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t.options));return n._parent=t,n}return n(i,t),i}(a.Block),o.LimitBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n.limit=l,n}return n(i,t),d(i,[{key:"_toParamString",value:function(){var t="";return this._parent._limits&&this._parent._offsets&&(t="FETCH NEXT "+this._parent._limits+" ROWS ONLY"),{text:t,values:[]}}}]),i}(o.ParentBlock),o.TopBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n.top=l,n}return n(i,t),d(i,[{key:"_toParamString",value:function(){var t="";return this._parent._limits&&!this._parent._offsets&&(t="TOP ("+this._parent._limits+")"),{text:t,values:[]}}}]),i}(o.ParentBlock),o.OffsetBlock=function(t){function i(){return r(this,i),e(this,Object.getPrototypeOf(i).apply(this,arguments))}return n(i,t),d(i,[{key:"offset",value:function(t){this._parent._offsets=this._sanitizeLimitOffset(t)}},{key:"_toParamString",value:function(){var t="";return this._parent._offsets&&(t="OFFSET "+this._parent._offsets+" ROWS"),{text:t,values:[]}}}]),i}(o.ParentBlock),o}return n(i,t),d(i,[{key:"LIMIT",value:function(){return new this.LimitBlock(this)}},{key:"TOP",value:function(){return new this.TopBlock(this)}},{key:"OFFSET",value:function(){return new this.OffsetBlock(this)}}]),i}(a.Block),a.MssqlUpdateTopBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._limits=null,n.limit=n.top=function(t){n._limits=n._sanitizeLimitOffset(t)},n}return n(i,t),d(i,[{key:"_toParamString",value:function(){return{text:this._limits?"TOP ("+this._limits+")":"",values:[]}}}]),i}(a.Block),a.MssqlInsertFieldValueBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._outputs=[],n}return n(i,t),d(i,[{key:"output",value:function(t){var e=this;"string"==typeof t?this._outputs.push("INSERTED."+this._sanitizeField(t)):t.forEach(function(t){e._outputs.push("INSERTED."+e._sanitizeField(t))})}},{key:"_toParamString",value:function(t){var e=v(Object.getPrototypeOf(i.prototype),"_toParamString",this).call(this,t);if(e.text.length&&0<this._outputs.length){var n="OUTPUT "+this._outputs.join(", ")+" ",r=e.text.indexOf("VALUES");e.text=e.text.substr(0,r)+n+e.text.substr(r)}return e}}]),i}(a.InsertFieldValueBlock),a.MssqlUpdateDeleteOutputBlock=function(t){function o(t){r(this,o);var n=e(this,Object.getPrototypeOf(o).call(this,t));return n._outputs=[],n}return n(o,t),d(o,[{key:"outputs",value:function(t){for(var e in t)this.output(e,t[e])}},{key:"output",value:function(t){var e=arguments.length<=1||void 0===arguments[1]?null:arguments[1];t=this._sanitizeField(t),e=e?this._sanitizeFieldAlias(e):e,this._outputs.push({name:this.options.forDelete?"DELETED."+t:"INSERTED."+t,alias:e})}},{key:"_toParamString",value:function(t){var e="";if(this._outputs.length){var n=!0,r=!1,o=void 0;try{for(var a,l=this._outputs[Symbol.iterator]();!(n=(a=l.next()).done);n=!0){var u=a.value;e=i(e,", "),e+=u.name,u.alias&&(e+=" AS "+this._formatFieldAlias(u.alias))}}catch(s){r=!0,o=s}finally{try{!n&&l["return"]&&l["return"]()}finally{if(r)throw o}}e="OUTPUT "+e}return{text:e,values:[]}}}]),o}(a.Block),a.Select=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];r(this,i);var o=new a.MssqlLimitOffsetTopBlock(t);return n=n||[new a.StringBlock(t,"SELECT"),new a.DistinctBlock(t),o.TOP(),new a.GetFieldBlock(t),new a.FromTableBlock(t),new a.JoinBlock(t),new a.WhereBlock(t),new a.GroupByBlock(t),new a.OrderByBlock(t),o.OFFSET(),o.LIMIT(),new a.UnionBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder),a.Update=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.StringBlock(t,"UPDATE"),new a.MssqlUpdateTopBlock(t),new a.UpdateTableBlock(t),new a.SetFieldBlock(t),new a.MssqlUpdateDeleteOutputBlock(t),new a.WhereBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder),a.Delete=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.StringBlock(t,"DELETE"),new a.TargetTableBlock(t),new a.FromTableBlock(o({},t,{singleTable:!0})),new a.JoinBlock(t),new a.MssqlUpdateDeleteOutputBlock(o({},t,{forDelete:!0})),new a.WhereBlock(t),new a.OrderByBlock(t),new a.LimitBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder),a.Insert=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.StringBlock(t,"INSERT"),new a.IntoTableBlock(t),new a.MssqlInsertFieldValueBlock(t),new a.InsertFieldsFromQueryBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder)},p.flavours.mysql=function(o){var a=o.cls;a.MysqlOnDuplicateKeyUpdateBlock=function(o){function a(){return r(this,a),e(this,Object.getPrototypeOf(a).apply(this,arguments))}return n(a,o),d(a,[{key:"onDupUpdate",value:function(t,e,n){this._set(t,e,n)}},{key:"_toParamString",value:function(){for(var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n="",r=[],o=0;o<this._fields.length;++o){n=i(n,", ");var a=this._fields[o],l=this._values[0][o],u=this._valueOptions[0][o];if("undefined"==typeof l)n+=a;else{var s=this._buildString(a+" = "+this.options.parameterCharacter,[l],{buildParameterized:e.buildParameterized,formattingOptions:u});n+=s.text,r.push.apply(r,t(s.values))}}return{text:n.length?"ON DUPLICATE KEY UPDATE "+n:"",values:r}}}]),a}(a.AbstractSetFieldBlock),a.Insert=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.StringBlock(t,"INSERT"),new a.IntoTableBlock(t),new a.InsertFieldValueBlock(t),new a.InsertFieldsFromQueryBlock(t),new a.MysqlOnDuplicateKeyUpdateBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder)},p.flavours.postgres=function(i){var a=i.cls;a.DefaultQueryBuilderOptions.numberedParameters=!0,a.DefaultQueryBuilderOptions.numberedParametersStartAt=1,a.DefaultQueryBuilderOptions.autoQuoteAliasNames=!1,a.DefaultQueryBuilderOptions.useAsForTableAliasNames=!0,a.ReturningBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._str=null,n}return n(i,t),d(i,[{key:"returning",value:function(t){this._str=this._sanitizeField(t)}},{key:"_toParamString",value:function(){return{text:this._str?"RETURNING "+this._str:"",values:[]}}}]),i}(a.Block),a.WithBlock=function(i){function o(t){r(this,o);var n=e(this,Object.getPrototypeOf(o).call(this,t));return n._tables=[],n}return n(o,i),d(o,[{key:"with",value:function(t,e){this._tables.push({alias:t,table:e})}},{key:"_toParamString",value:function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],n=[],r=[],i=!0,o=!1,a=void 0;try{for(var l,u=this._tables[Symbol.iterator]();!(i=(l=u.next()).done);i=!0){var s=l.value,c=s.alias,f=s.table,h=f._toParamString({buildParameterized:e.buildParameterized,nested:!0});n.push(c+" AS "+h.text),r.push.apply(r,t(h.values))}}catch(v){o=!0,a=v}finally{try{!i&&u["return"]&&u["return"]()}finally{if(o)throw a}}return{text:n.length?"WITH "+n.join(", "):"",values:r}}}]),o}(a.Block),a.DistinctOnBlock=function(t){function i(t){r(this,i);var n=e(this,Object.getPrototypeOf(i).call(this,t));return n._distinctFields=[],n}return n(i,t),d(i,[{key:"distinct",value:function(){var t=this;this._useDistinct=!0;for(var e=arguments.length,n=Array(e),r=0;r<e;r++)n[r]=arguments[r];n.forEach(function(e){t._distinctFields.push(t._sanitizeField(e))})}},{key:"_toParamString",value:function(){var t="";return this._useDistinct&&(t="DISTINCT",this._distinctFields.length&&(t+=" ON ("+this._distinctFields.join(", ")+")")),{text:t,values:[]}}}]),i}(a.Block),a.Select=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.WithBlock(t),new a.StringBlock(t,"SELECT"),new a.FunctionBlock(t),new a.DistinctOnBlock(t),new a.GetFieldBlock(t),new a.FromTableBlock(t),new a.JoinBlock(t),new a.WhereBlock(t),new a.GroupByBlock(t),new a.HavingBlock(t),new a.OrderByBlock(t),new a.LimitBlock(t),new a.OffsetBlock(t),new a.UnionBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder),a.Insert=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.WithBlock(t),new a.StringBlock(t,"INSERT"),new a.IntoTableBlock(t),new a.InsertFieldValueBlock(t),new a.InsertFieldsFromQueryBlock(t),new a.ReturningBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder),a.Update=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.WithBlock(t),new a.StringBlock(t,"UPDATE"),new a.UpdateTableBlock(t),new a.SetFieldBlock(t),new a.FromTableBlock(t),new a.WhereBlock(t),new a.OrderByBlock(t),new a.LimitBlock(t),new a.ReturningBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder),a.Delete=function(t){function i(t){var n=arguments.length<=1||void 0===arguments[1]?null:arguments[1];return r(this,i),n=n||[new a.WithBlock(t),new a.StringBlock(t,"DELETE"),new a.TargetTableBlock(t),new a.FromTableBlock(o({},t,{singleTable:!0})),new a.JoinBlock(t),new a.WhereBlock(t),new a.OrderByBlock(t),new a.LimitBlock(t),new a.ReturningBlock(t)],e(this,Object.getPrototypeOf(i).call(this,t,n))}return n(i,t),i}(a.QueryBuilder)},p});
\ No newline at end of file
diff --git a/src/postgres.js b/src/postgres.js
index ed2c30e7..107163ae 100644
--- a/src/postgres.js
+++ b/src/postgres.js
@@ -58,6 +58,41 @@ squel.flavours['postgres'] = function(_squel) {
     }
   }
 
+  // DISTINCT [ON]
+  cls.DistinctOnBlock = class extends cls.Block {
+    constructor(options) {
+      super(options);
+
+      this._distinctFields = [];
+    }
+
+    distinct(...fields) {
+      this._useDistinct = true;
+
+      // Add all fields to the DISTINCT ON clause.
+      fields.forEach((field) => {
+        this._distinctFields.push(this._sanitizeField(field));
+      });
+    }
+
+    _toParamString() {
+      let text = '';
+
+      if (this._useDistinct) {
+        text = 'DISTINCT';
+
+        if (this._distinctFields.length) {
+            text += ` ON (${this._distinctFields.join(', ')})`;
+        }
+      }
+
+      return {
+        text,
+        values: []
+      };
+    }
+  }
+
   // SELECT query builder.
   cls.Select = class extends cls.QueryBuilder {
     constructor (options, blocks = null) {
@@ -65,7 +100,7 @@ squel.flavours['postgres'] = function(_squel) {
         new cls.WithBlock(options),
         new cls.StringBlock(options, 'SELECT'),
         new cls.FunctionBlock(options),
-        new cls.DistinctBlock(options),
+        new cls.DistinctOnBlock(options),
         new cls.GetFieldBlock(options),
         new cls.FromTableBlock(options),
         new cls.JoinBlock(options),
@@ -138,4 +173,3 @@ squel.flavours['postgres'] = function(_squel) {
     }
   }
 }
-
diff --git a/test/postgres.test.coffee b/test/postgres.test.coffee
index 15cd6eb4..0dfb101c 100644
--- a/test/postgres.test.coffee
+++ b/test/postgres.test.coffee
@@ -135,6 +135,43 @@ test['Postgres flavour'] =
             "values": [2]
           }
 
+    'distinct queries':
+      beforeEach: ->
+        @sel.fields(['field1', 'field2']).from('table1')
+
+      '>> from(table).distinct()':
+        beforeEach: ->
+          @sel.distinct()
+        toString: ->
+          assert.same @sel.toString(), 'SELECT DISTINCT field1, field2 FROM table1'
+        toParam: ->
+          assert.same @sel.toParam(), {
+            'text': 'SELECT DISTINCT field1, field2 FROM table1',
+            'values': []
+          }
+
+      '>> from(table).distinct(field1)':
+        beforeEach: ->
+          @sel.distinct('field1')
+        toString: ->
+          assert.same @sel.toString(), 'SELECT DISTINCT ON (field1) field1, field2 FROM table1'
+        toParam: ->
+          assert.same @sel.toParam(), {
+            'text': 'SELECT DISTINCT ON (field1) field1, field2 FROM table1',
+            'values': []
+          }
+
+      '>> from(table).distinct(field1, field2)':
+        beforeEach: ->
+          @sel.distinct('field1', 'field2')
+        toString: ->
+          assert.same @sel.toString(), 'SELECT DISTINCT ON (field1, field2) field1, field2 FROM table1'
+        toParam: ->
+          assert.same @sel.toParam(), {
+            'text': 'SELECT DISTINCT ON (field1, field2) field1, field2 FROM table1',
+            'values': []
+          }
+
     'cte queries':
       beforeEach: ->
         @sel = squel.select()