diff --git a/build/marsdb.js b/build/marsdb.js
index 8f11527..3eaf98d 100644
--- a/build/marsdb.js
+++ b/build/marsdb.js
@@ -1392,20 +1392,13 @@ var Cursor = function (_BasicCursor) {
     value: function _matchObjects() {
       var _this6 = this;
 
-      return new _DocumentRetriver2.default(this.db).retriveForQeury(this._query).then(function (docs) {
-        var results = [];
-        var withFastLimit = _this6._limit && !_this6._skip && !_this6._sorter;
-
-        (0, _forEach2.default)(docs, function (d) {
-          var match = _this6._matcher.documentMatches(d);
-          if (match.result) {
-            results.push(d);
-          }
-          if (withFastLimit && results.length === _this6._limit) {
-            return false;
-          }
-        });
+      var withFastLimit = this._limit && !this._skip && !this._sorter;
+      var retrOpts = withFastLimit ? { limit: this._limit } : {};
+      var queryFilter = function queryFilter(doc) {
+        return doc && _this6._matcher.documentMatches(doc).result;
+      };
 
+      return new _DocumentRetriver2.default(this.db).retriveForQeury(this._query, queryFilter, retrOpts).then(function (results) {
         if (withFastLimit) {
           return results;
         }
@@ -4292,10 +4285,6 @@ var _map2 = require('fast.js/map');
 
 var _map3 = _interopRequireDefault(_map2);
 
-var _forEach = require('fast.js/forEach');
-
-var _forEach2 = _interopRequireDefault(_forEach);
-
 var _filter2 = require('fast.js/array/filter');
 
 var _filter3 = _interopRequireDefault(_filter2);
@@ -4312,6 +4301,11 @@ function _classCallCheck(instance, Constructor) {
   }
 }
 
+// Internals
+var DEFAULT_QUERY_FILTER = function DEFAULT_QUERY_FILTER() {
+  return true;
+};
+
 /**
  * Class for getting data objects by given list of ids.
  * Promises based. It makes requests asyncronousle by
@@ -4340,6 +4334,9 @@ var DocumentRetriver = exports.DocumentRetriver = function () {
   _createClass(DocumentRetriver, [{
     key: 'retriveForQeury',
     value: function retriveForQeury(query) {
+      var queryFilter = arguments.length <= 1 || arguments[1] === undefined ? DEFAULT_QUERY_FILTER : arguments[1];
+      var options = arguments.length <= 2 || arguments[2] === undefined ? {} : arguments[2];
+
       // Try to get list of ids
       var selectorIds = undefined;
       if ((0, _Document.selectorIsId)(query)) {
@@ -4356,15 +4353,16 @@ var DocumentRetriver = exports.DocumentRetriver = function () {
 
       // Retrive optimally
       if (_checkTypes2.default.array(selectorIds) && selectorIds.length > 0) {
-        return this.retriveIds(selectorIds);
+        return this.retriveIds(queryFilter, selectorIds, options);
       } else {
-        return this.retriveAll();
+        return this.retriveAll(queryFilter, options);
       }
     }
 
     /**
-     * Retrive all documents in the storage of
-     * the collection
+     * Rterive all ids given in constructor.
+     * If some id is not retrived (retrived qith error),
+     * then returned promise will be rejected with that error.
      * @return {Promise}
      */
 
@@ -4373,17 +4371,34 @@ var DocumentRetriver = exports.DocumentRetriver = function () {
     value: function retriveAll() {
       var _this = this;
 
+      var queryFilter = arguments.length <= 0 || arguments[0] === undefined ? DEFAULT_QUERY_FILTER : arguments[0];
+      var options = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
+
+      var limit = options.limit || +Infinity;
+      var result = [];
+      var stopped = false;
+
       return new Promise(function (resolve, reject) {
-        var result = [];
-        _this.db.storage.createReadStream().on('data', function (data) {
+        var stream = _this.db.storage.createReadStream();
+
+        stream.on('data', function (data) {
           // After deleting of an item some storages
           // may return an undefined for a few times.
           // We need to check it there.
-          if (data.value) {
-            result.push(_this.db.create(data.value));
+          if (!stopped && data.value) {
+            var doc = _this.db.create(data.value);
+            if (result.length < limit && queryFilter(doc)) {
+              result.push(doc);
+            }
+            // Limit the result if storage supports it
+            if (result.length === limit && stream.pause) {
+              stream.pause();
+              resolve(result);
+              stopped = true;
+            }
           }
         }).on('end', function () {
-          return resolve(result);
+          return !stopped && resolve(result);
         });
       });
     }
@@ -4397,25 +4412,36 @@ var DocumentRetriver = exports.DocumentRetriver = function () {
 
   }, {
     key: 'retriveIds',
-    value: function retriveIds(ids) {
+    value: function retriveIds() {
+      var queryFilter = arguments.length <= 0 || arguments[0] === undefined ? DEFAULT_QUERY_FILTER : arguments[0];
+
       var _this2 = this;
 
-      var usedIds = {};
-      var uniqIds = [];
-      (0, _forEach2.default)(ids, function (id) {
-        if (!usedIds[id]) {
-          usedIds[id] = true;
-          uniqIds.push(id);
-        }
-      });
+      var ids = arguments.length <= 1 || arguments[1] === undefined ? [] : arguments[1];
+      var options = arguments.length <= 2 || arguments[2] === undefined ? {} : arguments[2];
 
+      var uniqIds = (0, _filter3.default)(ids, function (id, i) {
+        return ids.indexOf(id) === i;
+      });
       var retrPromises = (0, _map3.default)(uniqIds, function (id) {
         return _this2.retriveOne(id);
       });
-      return Promise.all(retrPromises).then(function (docs) {
-        return (0, _filter3.default)(docs, function (d) {
-          return d;
-        });
+      var limit = options.limit || +Infinity;
+
+      return Promise.all(retrPromises).then(function (res) {
+        var filteredRes = [];
+
+        for (var i = 0; i < res.length; i++) {
+          var doc = res[i];
+          if (doc && queryFilter(doc)) {
+            filteredRes.push(doc);
+            if (filteredRes.length === limit) {
+              break;
+            }
+          }
+        }
+
+        return filteredRes;
       });
     }
 
@@ -4431,10 +4457,7 @@ var DocumentRetriver = exports.DocumentRetriver = function () {
       var _this3 = this;
 
       return this.db.storage.get(id).then(function (buf) {
-        // Accepted only non-undefined documents
-        if (buf) {
-          return _this3.db.create(buf);
-        }
+        return _this3.db.create(buf);
       });
     }
   }]);
@@ -4444,7 +4467,7 @@ var DocumentRetriver = exports.DocumentRetriver = function () {
 
 exports.default = DocumentRetriver;
 
-},{"./Document":8,"check-types":32,"fast.js/array/filter":36,"fast.js/forEach":42,"fast.js/map":49}],13:[function(require,module,exports){
+},{"./Document":8,"check-types":32,"fast.js/array/filter":36,"fast.js/map":49}],13:[function(require,module,exports){
 'use strict';
 
 var _typeof2 = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol ? "symbol" : typeof obj; };
@@ -6322,9 +6345,9 @@ Object.defineProperty(exports, "__esModule", {
 });
 exports.StorageManager = undefined;
 
-var _forEach = require('fast.js/forEach');
+var _keys2 = require('fast.js/object/keys');
 
-var _forEach2 = _interopRequireDefault(_forEach);
+var _keys3 = _interopRequireDefault(_keys2);
 
 var _eventemitter = require('eventemitter3');
 
@@ -6428,13 +6451,26 @@ var StorageManager = exports.StorageManager = function () {
     value: function createReadStream() {
       var _this6 = this;
 
+      var options = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
+
+      // Very limited subset of ReadableStream
+      var paused = false;
       var emitter = new _eventemitter2.default();
+      emitter.pause = function () {
+        return paused = true;
+      };
+
       this.loaded().then(function () {
-        (0, _forEach2.default)(_this6._storage, function (v, k) {
-          emitter.emit('data', { value: v });
-        });
+        var keys = (0, _keys3.default)(_this6._storage);
+        for (var i = 0; i < keys.length; i++) {
+          emitter.emit('data', { value: _this6._storage[keys[i]] });
+          if (paused) {
+            return;
+          }
+        }
         emitter.emit('end');
       });
+
       return emitter;
     }
   }, {
@@ -6450,7 +6486,7 @@ var StorageManager = exports.StorageManager = function () {
 
 exports.default = StorageManager;
 
-},{"./EJSON":14,"./PromiseQueue":16,"eventemitter3":34,"fast.js/forEach":42}],20:[function(require,module,exports){
+},{"./EJSON":14,"./PromiseQueue":16,"eventemitter3":34,"fast.js/object/keys":52}],20:[function(require,module,exports){
 'use strict';
 
 Object.defineProperty(exports, "__esModule", {
diff --git a/build/marsdb.min.js b/build/marsdb.min.js
index aa3a3d0..1f3b8b6 100644
--- a/build/marsdb.min.js
+++ b/build/marsdb.min.js
@@ -1,4 +1,4 @@
-!function(e){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=e();else if("function"==typeof define&&define.amd)define([],e);else{var t;t="undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this,t.Mars=e()}}(function(){var e;return function t(e,n,r){function o(u,a){if(!n[u]){if(!e[u]){var s="function"==typeof require&&require;if(!a&&s)return s(u,!0);if(i)return i(u,!0);var f=new Error("Cannot find module '"+u+"'");throw f.code="MODULE_NOT_FOUND",f}var c=n[u]={exports:{}};e[u][0].call(c.exports,function(t){var n=e[u][1][t];return o(n?n:t)},c,c.exports,t,e,n,r)}return n[u].exports}for(var i="function"==typeof require&&require,u=0;u<r.length;u++)o(r[u]);return o}({1:[function(e,t,n){"use strict";function r(e){return e&&e.__esModule?e:{"default":e}}function o(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function i(e,t){if(!e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!t||"object"!==("undefined"==typeof t?"undefined":a(t))&&"function"!=typeof t?e:t}function u(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function, not "+("undefined"==typeof t?"undefined":a(t)));e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}}),t&&(Object.setPrototypeOf?Object.setPrototypeOf(e,t):e.__proto__=t)}var a="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol?"symbol":typeof e},s=function(){function e(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}return function(t,n,r){return n&&e(t.prototype,n),r&&e(t,r),t}}();Object.defineProperty(n,"__esModule",{value:!0});var f=e("eventemitter3"),c=r(f),l=function(e){function t(){return o(this,t),i(this,Object.getPrototypeOf(t).apply(this,arguments))}return u(t,e),s(t,[{key:"emitAsync",value:function(e,t,n,r,o,i){var u=c["default"].prefixed,a=u?u+e:e;if(!this._events||!this._events[a])return Promise.resolve();var s=void 0,f=this._events[a],l=arguments.length,d=void 0;if("function"==typeof f.fn){switch(f.once&&this.removeListener(e,f.fn,void 0,!0),l){case 1:return Promise.resolve(f.fn.call(f.context));case 2:return Promise.resolve(f.fn.call(f.context,t));case 3:return Promise.resolve(f.fn.call(f.context,t,n));case 4:return Promise.resolve(f.fn.call(f.context,t,n,r));case 5:return Promise.resolve(f.fn.call(f.context,t,n,r,o));case 6:return Promise.resolve(f.fn.call(f.context,t,n,r,o,i))}for(s=1,d=new Array(l-1);l>s;s++)d[s-1]=arguments[s];return Promise.resolve(f.fn.apply(f.context,d))}var h=[],p=f.length,y=void 0;for(s=0;p>s;s++)switch(f[s].once&&this.removeListener(e,f[s].fn,void 0,!0),l){case 1:h.push(Promise.resolve(f[s].fn.call(f[s].context)));break;case 2:h.push(Promise.resolve(f[s].fn.call(f[s].context,t)));break;case 3:h.push(Promise.resolve(f[s].fn.call(f[s].context,t,n)));break;default:if(!d)for(y=1,d=new Array(l-1);l>y;y++)d[y-1]=arguments[y];h.push(Promise.resolve(f[s].fn.apply(f[s].context,d)))}return Promise.all(h)}}]),t}(c["default"]);n["default"]=l},{eventemitter3:34}],2:[function(e,t,n){"use strict";function r(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}var o=function(){function e(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}return function(t,n,r){return n&&e(t.prototype,n),r&&e(t,r),t}}();Object.defineProperty(n,"__esModule",{value:!0});var i="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",u={};!function(){for(var e=0;e<i.length;e++)u[i.charAt(e)]=e}();var a=function(e){return i.charAt(e)},s=function(e){return"="===e?-1:u[e]},f=n.Base64=function(){function e(){r(this,e)}return o(e,[{key:"encode",value:function(e){if("string"==typeof e){var t=e;e=this.newBinary(t.length);for(var n=0;n<t.length;n++){var r=t.charCodeAt(n);if(r>255)throw new Error("Not ascii. 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5:return e.call(t,n[0],n[1],n[2],n[3],n[4]);case 6:return e.call(t,n[0],n[1],n[2],n[3],n[4],n[5]);case 7:return e.call(t,n[0],n[1],n[2],n[3],n[4],n[5],n[6]);case 8:return e.call(t,n[0],n[1],n[2],n[3],n[4],n[5],n[6],n[7]);default:return e.apply(t,n)}}},{}],45:[function(e,t,n){"use strict";var r=e("./applyWithContext"),o=e("./applyNoContext");t.exports=function(e,t){var n,i=arguments.length-2;if(i>0){n=new Array(i);for(var u=0;i>u;u++)n[u]=arguments[u+2];return void 0!==t?function(){var o,u=arguments.length,a=new Array(i+u);for(o=0;i>o;o++)a[o]=n[o];for(o=0;u>o;o++)a[i+o]=arguments[o];return r(e,t,a)}:function(){var t,r=arguments.length,u=new Array(i+r);for(t=0;i>t;t++)u[t]=n[t];for(t=0;r>t;t++)u[i+t]=arguments[t];return o(e,u)}}return void 0!==t?function(){return r(e,t,arguments)}:function(){return o(e,arguments)}}},{"./applyNoContext":43,"./applyWithContext":44}],46:[function(e,t,n){"use strict";t.exports=function(e,t){return function(n,r,o){return 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e)Object.prototype.hasOwnProperty.call(e,n)&&t.push(n);return t}},{}],53:[function(e,t,n){"use strict";var r=e("../function/bindInternal3");t.exports=function(e,t,n){var o,i,u=Object.keys(e),a=u.length,s={},f=void 0!==n?r(t,n):t;for(o=0;a>o;o++)i=u[o],s[i]=f(e[i],i,e);return s}},{"../function/bindInternal3":46}],54:[function(e,t,n){"use strict";t.exports=function(e){for(var t=Object.keys(e),n=t.length,r=new Array(n),o=0;n>o;o++)r[o]=e[t[o]];return r}},{}],55:[function(e,t,n){!function(){function e(e){for(var t=[],n=[],r=0;r<e[0].length;r++)t.push(e[0][r][1]),n.push(e[0][r][0]);return t=t.sort(function(e,t){return e-t}),n=n.sort(function(e,t){return e-t}),[[t[0],n[0]],[t[t.length-1],n[n.length-1]]]}function n(e,t,n){for(var r=[[0,0]],o=0;o<n.length;o++){for(var i=0;i<n[o].length;i++)r.push(n[o][i]);r.push(n[o][0]),r.push([0,0])}for(var u=!1,o=0,i=r.length-1;o<r.length;i=o++)r[o][0]>t!=r[i][0]>t&&e<(r[i][1]-r[o][1])*(t-r[o][0])/(r[i][0]-r[o][0])+r[o][1]&&(u=!u);return u}var r=this.gju={};"undefined"!=typeof t&&t.exports&&(t.exports=r),r.lineStringsIntersect=function(e,t){for(var n=[],r=0;r<=e.coordinates.length-2;++r)for(var o=0;o<=t.coordinates.length-2;++o){var i={x:e.coordinates[r][1],y:e.coordinates[r][0]},u={x:e.coordinates[r+1][1],y:e.coordinates[r+1][0]},a={x:t.coordinates[o][1],y:t.coordinates[o][0]},s={x:t.coordinates[o+1][1],y:t.coordinates[o+1][0]},f=(s.x-a.x)*(i.y-a.y)-(s.y-a.y)*(i.x-a.x),c=(u.x-i.x)*(i.y-a.y)-(u.y-i.y)*(i.x-a.x),l=(s.y-a.y)*(u.x-i.x)-(s.x-a.x)*(u.y-i.y);if(0!=l){var d=f/l,h=c/l;d>=0&&1>=d&&h>=0&&1>=h&&n.push({type:"Point",coordinates:[i.x+d*(u.x-i.x),i.y+d*(u.y-i.y)]})}}return 0==n.length&&(n=!1),n},r.pointInBoundingBox=function(e,t){return!(e.coordinates[1]<t[0][0]||e.coordinates[1]>t[1][0]||e.coordinates[0]<t[0][1]||e.coordinates[0]>t[1][1])},r.pointInPolygon=function(t,o){for(var i="Polygon"==o.type?[o.coordinates]:o.coordinates,u=!1,a=0;a<i.length;a++)r.pointInBoundingBox(t,e(i[a]))&&(u=!0);if(!u)return!1;for(var s=!1,a=0;a<i.length;a++)n(t.coordinates[1],t.coordinates[0],i[a])&&(s=!0);return s},r.pointInMultiPolygon=function(t,o){for(var i="MultiPolygon"==o.type?[o.coordinates]:o.coordinates,u=!1,a=!1,s=0;s<i.length;s++){for(var f=i[s],c=0;c<f.length;c++)u||r.pointInBoundingBox(t,e(f[c]))&&(u=!0);if(!u)return!1;for(var c=0;c<f.length;c++)a||n(t.coordinates[1],t.coordinates[0],f[c])&&(a=!0)}return a},r.numberToRadius=function(e){return e*Math.PI/180},r.numberToDegree=function(e){return 180*e/Math.PI},r.drawCircle=function(e,t,n){for(var o=[t.coordinates[1],t.coordinates[0]],i=e/1e3/6371,u=[r.numberToRadius(o[0]),r.numberToRadius(o[1])],n=n||15,a=[[o[0],o[1]]],s=0;n>s;s++){var f=2*Math.PI*s/n,c=Math.asin(Math.sin(u[0])*Math.cos(i)+Math.cos(u[0])*Math.sin(i)*Math.cos(f)),l=u[1]+Math.atan2(Math.sin(f)*Math.sin(i)*Math.cos(u[0]),Math.cos(i)-Math.sin(u[0])*Math.sin(c));a[s]=[],a[s][1]=r.numberToDegree(c),a[s][0]=r.numberToDegree(l)}return{type:"Polygon",coordinates:[a]}},r.rectangleCentroid=function(e){var t=e.coordinates[0],n=t[0][0],r=t[0][1],o=t[2][0],i=t[2][1],u=o-n,a=i-r;return{type:"Point",coordinates:[n+u/2,r+a/2]}},r.pointDistance=function(e,t){var n=e.coordinates[0],o=e.coordinates[1],i=t.coordinates[0],u=t.coordinates[1],a=r.numberToRadius(u-o),s=r.numberToRadius(i-n),f=Math.pow(Math.sin(a/2),2)+Math.cos(r.numberToRadius(o))*Math.cos(r.numberToRadius(u))*Math.pow(Math.sin(s/2),2),c=2*Math.atan2(Math.sqrt(f),Math.sqrt(1-f));return 6371*c*1e3},r.geometryWithinRadius=function(e,t,n){if("Point"==e.type)return r.pointDistance(e,t)<=n;if("LineString"==e.type||"Polygon"==e.type){var o,i={};o="Polygon"==e.type?e.coordinates[0]:e.coordinates;for(var u in o)if(i.coordinates=o[u],r.pointDistance(i,t)>n)return!1}return!0},r.area=function(e){for(var t,n,r=0,o=e.coordinates[0],i=o.length-1,u=0;u<o.length;i=u++){var t={x:o[u][1],y:o[u][0]},n={x:o[i][1],y:o[i][0]};r+=t.x*n.y,r-=t.y*n.x}return r/=2},r.centroid=function(e){for(var t,n,o,i=0,u=0,a=e.coordinates[0],s=a.length-1,f=0;f<a.length;s=f++){var n={x:a[f][1],y:a[f][0]},o={x:a[s][1],y:a[s][0]};t=n.x*o.y-o.x*n.y,i+=(n.x+o.x)*t,u+=(n.y+o.y)*t}return t=6*r.area(e),{type:"Point",coordinates:[u/t,i/t]}},r.simplify=function(e,t){t=t||20,e=e.map(function(e){return{lng:e.coordinates[0],lat:e.coordinates[1]}});var n,r,o,i,u,a,s,f,c,l,d,h,p,y,v,m,g,b,_,j=Math.PI/180*.5,w=new Array,O=new Array,E=new Array;if(e.length<3)return e;for(n=e.length,l=360*t/(2*Math.PI*6378137),l*=l,o=0,O[0]=0,E[0]=n-1,r=1;r>0;)if(i=O[r-1],u=E[r-1],r--,u-i>1){for(d=e[u].lng()-e[i].lng(),h=e[u].lat()-e[i].lat(),Math.abs(d)>180&&(d=360-Math.abs(d)),d*=Math.cos(j*(e[u].lat()+e[i].lat())),p=d*d+h*h,a=i+1,s=i,c=-1;u>a;a++)y=e[a].lng()-e[i].lng(),v=e[a].lat()-e[i].lat(),Math.abs(y)>180&&(y=360-Math.abs(y)),y*=Math.cos(j*(e[a].lat()+e[i].lat())),m=y*y+v*v,g=e[a].lng()-e[u].lng(),b=e[a].lat()-e[u].lat(),Math.abs(g)>180&&(g=360-Math.abs(g)),g*=Math.cos(j*(e[a].lat()+e[u].lat())),_=g*g+b*b,f=m>=p+_?_:_>=p+m?m:(y*h-v*d)*(y*h-v*d)/p,f>c&&(s=a,c=f);l>c?(w[o]=i,o++):(r++,O[r-1]=s,E[r-1]=u,r++,O[r-1]=i,E[r-1]=s)}else w[o]=i,o++;w[o]=n-1,o++;for(var S=new Array,a=0;o>a;a++)S.push(e[w[a]]);return S.map(function(e){return{type:"Point",coordinates:[e.lng,e.lat]}})},r.destinationPoint=function(e,t,n){n/=6371,t=r.numberToRadius(t);var o=r.numberToRadius(e.coordinates[0]),i=r.numberToRadius(e.coordinates[1]),u=Math.asin(Math.sin(i)*Math.cos(n)+Math.cos(i)*Math.sin(n)*Math.cos(t)),a=o+Math.atan2(Math.sin(t)*Math.sin(n)*Math.cos(i),Math.cos(n)-Math.sin(i)*Math.sin(u));return a=(a+3*Math.PI)%(2*Math.PI)-Math.PI,{type:"Point",coordinates:[r.numberToDegree(a),r.numberToDegree(u)]}}}()},{}],56:[function(e,t,n){"use strict";var r=function(e,t,n,r,o,i,u,a){if(!e){var s;if(void 0===t)s=new Error("Minified exception occurred; use the non-minified dev environment for the full error message and additional helpful warnings.");else{var f=[n,r,o,i,u,a],c=0;s=new Error(t.replace(/%s/g,function(){return f[c++]})),s.name="Invariant Violation"}throw s.framesToPop=1,s}};t.exports=r},{}]},{},[31])(31)});
\ No newline at end of file
diff --git a/dist/Cursor.js b/dist/Cursor.js
index 00049be..de7bc3e 100644
--- a/dist/Cursor.js
+++ b/dist/Cursor.js
@@ -237,20 +237,13 @@ var Cursor = function (_BasicCursor) {
     value: function _matchObjects() {
       var _this6 = this;
 
-      return new _DocumentRetriver2.default(this.db).retriveForQeury(this._query).then(function (docs) {
-        var results = [];
-        var withFastLimit = _this6._limit && !_this6._skip && !_this6._sorter;
-
-        (0, _forEach2.default)(docs, function (d) {
-          var match = _this6._matcher.documentMatches(d);
-          if (match.result) {
-            results.push(d);
-          }
-          if (withFastLimit && results.length === _this6._limit) {
-            return false;
-          }
-        });
+      var withFastLimit = this._limit && !this._skip && !this._sorter;
+      var retrOpts = withFastLimit ? { limit: this._limit } : {};
+      var queryFilter = function queryFilter(doc) {
+        return doc && _this6._matcher.documentMatches(doc).result;
+      };
 
+      return new _DocumentRetriver2.default(this.db).retriveForQeury(this._query, queryFilter, retrOpts).then(function (results) {
         if (withFastLimit) {
           return results;
         }
diff --git a/dist/DocumentRetriver.js b/dist/DocumentRetriver.js
index a1318d3..856e7f3 100644
--- a/dist/DocumentRetriver.js
+++ b/dist/DocumentRetriver.js
@@ -15,10 +15,6 @@ var _map2 = require('fast.js/map');
 
 var _map3 = _interopRequireDefault(_map2);
 
-var _forEach = require('fast.js/forEach');
-
-var _forEach2 = _interopRequireDefault(_forEach);
-
 var _filter2 = require('fast.js/array/filter');
 
 var _filter3 = _interopRequireDefault(_filter2);
@@ -29,6 +25,11 @@ function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { de
 
 function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
+// Internals
+var DEFAULT_QUERY_FILTER = function DEFAULT_QUERY_FILTER() {
+  return true;
+};
+
 /**
  * Class for getting data objects by given list of ids.
  * Promises based. It makes requests asyncronousle by
@@ -57,6 +58,9 @@ var DocumentRetriver = exports.DocumentRetriver = function () {
   _createClass(DocumentRetriver, [{
     key: 'retriveForQeury',
     value: function retriveForQeury(query) {
+      var queryFilter = arguments.length <= 1 || arguments[1] === undefined ? DEFAULT_QUERY_FILTER : arguments[1];
+      var options = arguments.length <= 2 || arguments[2] === undefined ? {} : arguments[2];
+
       // Try to get list of ids
       var selectorIds = undefined;
       if ((0, _Document.selectorIsId)(query)) {
@@ -73,15 +77,16 @@ var DocumentRetriver = exports.DocumentRetriver = function () {
 
       // Retrive optimally
       if (_checkTypes2.default.array(selectorIds) && selectorIds.length > 0) {
-        return this.retriveIds(selectorIds);
+        return this.retriveIds(queryFilter, selectorIds, options);
       } else {
-        return this.retriveAll();
+        return this.retriveAll(queryFilter, options);
       }
     }
 
     /**
-     * Retrive all documents in the storage of
-     * the collection
+     * Rterive all ids given in constructor.
+     * If some id is not retrived (retrived qith error),
+     * then returned promise will be rejected with that error.
      * @return {Promise}
      */
 
@@ -90,17 +95,34 @@ var DocumentRetriver = exports.DocumentRetriver = function () {
     value: function retriveAll() {
       var _this = this;
 
+      var queryFilter = arguments.length <= 0 || arguments[0] === undefined ? DEFAULT_QUERY_FILTER : arguments[0];
+      var options = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
+
+      var limit = options.limit || +Infinity;
+      var result = [];
+      var stopped = false;
+
       return new Promise(function (resolve, reject) {
-        var result = [];
-        _this.db.storage.createReadStream().on('data', function (data) {
+        var stream = _this.db.storage.createReadStream();
+
+        stream.on('data', function (data) {
           // After deleting of an item some storages
           // may return an undefined for a few times.
           // We need to check it there.
-          if (data.value) {
-            result.push(_this.db.create(data.value));
+          if (!stopped && data.value) {
+            var doc = _this.db.create(data.value);
+            if (result.length < limit && queryFilter(doc)) {
+              result.push(doc);
+            }
+            // Limit the result if storage supports it
+            if (result.length === limit && stream.pause) {
+              stream.pause();
+              resolve(result);
+              stopped = true;
+            }
           }
         }).on('end', function () {
-          return resolve(result);
+          return !stopped && resolve(result);
         });
       });
     }
@@ -114,25 +136,36 @@ var DocumentRetriver = exports.DocumentRetriver = function () {
 
   }, {
     key: 'retriveIds',
-    value: function retriveIds(ids) {
+    value: function retriveIds() {
+      var queryFilter = arguments.length <= 0 || arguments[0] === undefined ? DEFAULT_QUERY_FILTER : arguments[0];
+
       var _this2 = this;
 
-      var usedIds = {};
-      var uniqIds = [];
-      (0, _forEach2.default)(ids, function (id) {
-        if (!usedIds[id]) {
-          usedIds[id] = true;
-          uniqIds.push(id);
-        }
-      });
+      var ids = arguments.length <= 1 || arguments[1] === undefined ? [] : arguments[1];
+      var options = arguments.length <= 2 || arguments[2] === undefined ? {} : arguments[2];
 
+      var uniqIds = (0, _filter3.default)(ids, function (id, i) {
+        return ids.indexOf(id) === i;
+      });
       var retrPromises = (0, _map3.default)(uniqIds, function (id) {
         return _this2.retriveOne(id);
       });
-      return Promise.all(retrPromises).then(function (docs) {
-        return (0, _filter3.default)(docs, function (d) {
-          return d;
-        });
+      var limit = options.limit || +Infinity;
+
+      return Promise.all(retrPromises).then(function (res) {
+        var filteredRes = [];
+
+        for (var i = 0; i < res.length; i++) {
+          var doc = res[i];
+          if (doc && queryFilter(doc)) {
+            filteredRes.push(doc);
+            if (filteredRes.length === limit) {
+              break;
+            }
+          }
+        }
+
+        return filteredRes;
       });
     }
 
@@ -148,10 +181,7 @@ var DocumentRetriver = exports.DocumentRetriver = function () {
       var _this3 = this;
 
       return this.db.storage.get(id).then(function (buf) {
-        // Accepted only non-undefined documents
-        if (buf) {
-          return _this3.db.create(buf);
-        }
+        return _this3.db.create(buf);
       });
     }
   }]);
diff --git a/dist/StorageManager.js b/dist/StorageManager.js
index a11b271..6599160 100644
--- a/dist/StorageManager.js
+++ b/dist/StorageManager.js
@@ -7,9 +7,9 @@ Object.defineProperty(exports, "__esModule", {
 });
 exports.StorageManager = undefined;
 
-var _forEach = require('fast.js/forEach');
+var _keys2 = require('fast.js/object/keys');
 
-var _forEach2 = _interopRequireDefault(_forEach);
+var _keys3 = _interopRequireDefault(_keys2);
 
 var _eventemitter = require('eventemitter3');
 
@@ -107,13 +107,26 @@ var StorageManager = exports.StorageManager = function () {
     value: function createReadStream() {
       var _this6 = this;
 
+      var options = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
+
+      // Very limited subset of ReadableStream
+      var paused = false;
       var emitter = new _eventemitter2.default();
+      emitter.pause = function () {
+        return paused = true;
+      };
+
       this.loaded().then(function () {
-        (0, _forEach2.default)(_this6._storage, function (v, k) {
-          emitter.emit('data', { value: v });
-        });
+        var keys = (0, _keys3.default)(_this6._storage);
+        for (var i = 0; i < keys.length; i++) {
+          emitter.emit('data', { value: _this6._storage[keys[i]] });
+          if (paused) {
+            return;
+          }
+        }
         emitter.emit('end');
       });
+
       return emitter;
     }
   }, {
diff --git a/package.json b/package.json
index 6937edc..4667075 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "marsdb",
-  "version": "0.6.8",
+  "version": "0.6.9",
   "author": {
     "name": "Artem Artemev",
     "email": "art@studytime.me"