-
Notifications
You must be signed in to change notification settings - Fork 226
/
SQLSyntax.scala
386 lines (319 loc) · 19.8 KB
/
SQLSyntax.scala
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
package scalikejdbc
package interpolation
import java.util.Locale.ENGLISH
/**
* Value as a part of SQL syntax.
*
* This value won't be treated as a binding parameter but will be appended as a part of SQL.
*
* Note: The constructor should NOT be used by library users at the considerable risk of SQL injection vulnerability.
* [[https://github.com/scalikejdbc/scalikejdbc/issues/116]]
*/
class SQLSyntax private[scalikejdbc] (val value: String, private[scalikejdbc] val rawParameters: collection.Seq[Any] = Vector()) {
import Implicits._
import SQLSyntax._
override def equals(that: Any): Boolean = {
that match {
case thatSqls: SQLSyntax =>
value == thatSqls.value && rawParameters == thatSqls.rawParameters
case _ =>
false
}
}
override def hashCode: Int = (value, rawParameters).##
override def toString(): String = s"SQLSyntax(value: ${value}, parameters: ${parameters})"
lazy val parameters: collection.Seq[Any] = rawParameters.map {
case ParameterBinder(v) => v
case x => x
}
def append(syntax: SQLSyntax): SQLSyntax = sqls"${this} ${syntax}"
def +(syntax: SQLSyntax): SQLSyntax = this.append(syntax)
def groupBy(columns: SQLSyntax*): SQLSyntax = {
if (columns.isEmpty) this else sqls"${this} group by ${toCSV(columns)}"
}
def having(condition: SQLSyntax): SQLSyntax = sqls"${this} having ${condition}"
def orderBy(columns: SQLSyntax*): SQLSyntax = {
if (columns.isEmpty) this else sqls"${this} order by ${toCSV(columns)}"
}
def asc = sqls"${this} asc"
def desc = sqls"${this} desc"
def limit(n: Int): SQLSyntax = sqls"${this} limit ${SQLSyntax(n.toString)}"
def offset(n: Int): SQLSyntax = sqls"${this} offset ${SQLSyntax(n.toString)}"
def where = sqls"${this} where"
def where(where: SQLSyntax): SQLSyntax = sqls"${this} where ${where}"
def where(whereOpt: Option[SQLSyntax]): SQLSyntax = whereOpt.fold(this)(where(_))
def and = sqls"${this} and"
def and(sqlPart: SQLSyntax): SQLSyntax = sqls"$this and ($sqlPart)"
def and(andOpt: Option[SQLSyntax]): SQLSyntax = andOpt.fold(this)(and(_))
def or = sqls"${this} or"
def or(sqlPart: SQLSyntax): SQLSyntax = sqls"$this or ($sqlPart)"
def or(orOpt: Option[SQLSyntax]): SQLSyntax = orOpt.fold(this)(or(_))
def roundBracket(inner: SQLSyntax) = sqls"$this ($inner)"
def eq[A](column: SQLSyntax, value: A)(implicit ev: ParameterBinderFactory[A]): SQLSyntax = {
value match {
case null | None => sqls"${this} ${column} is null"
case _ => sqls"${this} ${column} = ${ev(value)}"
}
}
def ne[A](column: SQLSyntax, value: A)(implicit ev: ParameterBinderFactory[A]): SQLSyntax = {
value match {
case null | None => sqls"${this} ${column} is not null"
case _ => sqls"${this} ${column} <> ${ev(value)}"
}
}
def gt[A](column: SQLSyntax, value: A)(implicit ev: ParameterBinderFactory[A]): SQLSyntax = sqls"${this} ${column} > ${ev(value)}"
def ge[A](column: SQLSyntax, value: A)(implicit ev: ParameterBinderFactory[A]): SQLSyntax = sqls"${this} ${column} >= ${ev(value)}"
def lt[A](column: SQLSyntax, value: A)(implicit ev: ParameterBinderFactory[A]): SQLSyntax = sqls"${this} ${column} < ${ev(value)}"
def le[A](column: SQLSyntax, value: A)(implicit ev: ParameterBinderFactory[A]): SQLSyntax = sqls"${this} ${column} <= ${ev(value)}"
def isNull(column: SQLSyntax): SQLSyntax = sqls"${this} ${column} is null"
def isNotNull(column: SQLSyntax): SQLSyntax = sqls"${this} ${column} is not null"
def between[A, B, C](a: A, b: B, c: C)(implicit ev1: ParameterBinderFactory[A], ev2: ParameterBinderFactory[B], ev3: ParameterBinderFactory[C]): SQLSyntax = sqls"${this} ${ev1(a)} between ${ev2(b)} and ${ev3(c)}"
def notBetween[A, B, C](a: A, b: B, c: C)(implicit ev1: ParameterBinderFactory[A], ev2: ParameterBinderFactory[B], ev3: ParameterBinderFactory[C]): SQLSyntax = sqls"${this} not ${ev1(a)} between ${ev2(b)} and ${ev3(c)}"
def in[A](column: SQLSyntax, values: collection.Seq[A])(implicit ev: ParameterBinderFactory[A]): SQLSyntax = {
if (values.isEmpty) {
sqls"${this} FALSE"
} else {
sqls"${this} ${column} in (${values.map(ev.apply)})"
}
}
def notIn[A](column: SQLSyntax, values: collection.Seq[A])(implicit ev: ParameterBinderFactory[A]): SQLSyntax = {
if (values.isEmpty) {
sqls"${this} TRUE"
} else {
sqls"${this} ${column} not in (${values.map(ev.apply)})"
}
}
def in(column: SQLSyntax, subQuery: SQLSyntax): SQLSyntax = sqls"${this} ${column} in (${subQuery})"
def notIn(column: SQLSyntax, subQuery: SQLSyntax): SQLSyntax = sqls"${this} ${column} not in (${subQuery})"
def in[A, B](columns: (SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B)])(implicit ev1: ParameterBinderFactory[A], ev2: ParameterBinderFactory[B]): SQLSyntax = {
if (valueSeqs.isEmpty) {
sqls"${this} FALSE"
} else {
val column = SQLSyntax(s"(${columns._1.value}, ${columns._2.value})")
val values = toCSV(valueSeqs.map { case (v1, v2) => sqls"(${ev1(v1)}, ${ev2(v2)})" })
val inClause = sqls"${column} in (${values})"
sqls"${this} ${inClause}"
}
}
def notIn[A, B](columns: (SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B)])(implicit ev1: ParameterBinderFactory[A], ev2: ParameterBinderFactory[B]): SQLSyntax = {
if (valueSeqs.isEmpty) {
sqls"${this} TRUE"
} else {
val column = SQLSyntax(s"(${columns._1.value}, ${columns._2.value})")
val values = toCSV(valueSeqs.map { case (v1, v2) => sqls"(${ev1(v1)}, ${ev2(v2)})" })
val inClause = sqls"${column} not in (${values})"
sqls"${this} ${inClause}"
}
}
def in[A, B, C](columns: (SQLSyntax, SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B, C)])(implicit ev1: ParameterBinderFactory[A], ev2: ParameterBinderFactory[B], ev3: ParameterBinderFactory[C]): SQLSyntax = {
if (valueSeqs.isEmpty) {
sqls"${this} FALSE"
} else {
val column = SQLSyntax(s"(${columns._1.value}, ${columns._2.value}, ${columns._3.value})")
val values = toCSV(valueSeqs.map { case (v1, v2, v3) => sqls"(${ev1(v1)}, ${ev2(v2)}, ${ev3(v3)})" })
val inClause = sqls"${column} in (${values})"
sqls"${this} ${inClause}"
}
}
def notIn[A, B, C](columns: (SQLSyntax, SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B, C)])(implicit ev1: ParameterBinderFactory[A], ev2: ParameterBinderFactory[B], ev3: ParameterBinderFactory[C]): SQLSyntax = {
if (valueSeqs.isEmpty) {
sqls"${this} TRUE"
} else {
val column = SQLSyntax(s"(${columns._1.value}, ${columns._2.value}, ${columns._3.value})")
val values = toCSV(valueSeqs.map { case (v1, v2, v3) => sqls"(${ev1(v1)}, ${ev2(v2)}, ${ev3(v3)})" })
val inClause = sqls"${column} not in (${values})"
sqls"${this} ${inClause}"
}
}
def in[A, B, C, D](columns: (SQLSyntax, SQLSyntax, SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B, C, D)])(implicit ev1: ParameterBinderFactory[A], ev2: ParameterBinderFactory[B], ev3: ParameterBinderFactory[C], ev4: ParameterBinderFactory[D]): SQLSyntax = {
if (valueSeqs.isEmpty) {
sqls"${this} FALSE"
} else {
val column = SQLSyntax(s"(${columns._1.value}, ${columns._2.value}, ${columns._3.value}, ${columns._4.value})")
val values = toCSV(valueSeqs.map { case (v1, v2, v3, v4) => sqls"(${ev1(v1)}, ${ev2(v2)}, ${ev3(v3)}, ${ev4(v4)})" })
val inClause = sqls"${column} in (${values})"
sqls"${this} ${inClause}"
}
}
def notIn[A, B, C, D](columns: (SQLSyntax, SQLSyntax, SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B, C, D)])(implicit ev1: ParameterBinderFactory[A], ev2: ParameterBinderFactory[B], ev3: ParameterBinderFactory[C], ev4: ParameterBinderFactory[D]): SQLSyntax = {
if (valueSeqs.isEmpty) {
sqls"${this} TRUE"
} else {
val column = SQLSyntax(s"(${columns._1.value}, ${columns._2.value}, ${columns._3.value}, ${columns._4.value})")
val values = toCSV(valueSeqs.map { case (v1, v2, v3, v4) => sqls"(${ev1(v1)}, ${ev2(v2)}, ${ev3(v3)}, ${ev4(v4)})" })
val inClause = sqls"${column} not in (${values})"
sqls"${this} ${inClause}"
}
}
def in[A, B, C, D, E](columns: (SQLSyntax, SQLSyntax, SQLSyntax, SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B, C, D, E)])(implicit ev1: ParameterBinderFactory[A], ev2: ParameterBinderFactory[B], ev3: ParameterBinderFactory[C], ev4: ParameterBinderFactory[D], ev5: ParameterBinderFactory[E]): SQLSyntax = {
if (valueSeqs.isEmpty) {
sqls"${this} FALSE"
} else {
val column = SQLSyntax(s"(${columns._1.value}, ${columns._2.value}, ${columns._3.value}, ${columns._4.value}, ${columns._5.value})")
val values = toCSV(valueSeqs.map { case (v1, v2, v3, v4, v5) => sqls"(${ev1(v1)}, ${ev2(v2)}, ${ev3(v3)}, ${ev4(v4)}, ${ev5(v5)})" })
val inClause = sqls"${column} in (${values})"
sqls"${this} ${inClause}"
}
}
def notIn[A, B, C, D, E](columns: (SQLSyntax, SQLSyntax, SQLSyntax, SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B, C, D, E)])(implicit ev1: ParameterBinderFactory[A], ev2: ParameterBinderFactory[B], ev3: ParameterBinderFactory[C], ev4: ParameterBinderFactory[D], ev5: ParameterBinderFactory[E]): SQLSyntax = {
if (valueSeqs.isEmpty) {
sqls"${this} TRUE"
} else {
val column = SQLSyntax(s"(${columns._1.value}, ${columns._2.value}, ${columns._3.value}, ${columns._4.value}, ${columns._5.value})")
val values = toCSV(valueSeqs.map { case (v1, v2, v3, v4, v5) => sqls"(${ev1(v1)}, ${ev2(v2)}, ${ev3(v3)}, ${ev4(v4)}, ${ev5(v5)})" })
val inClause = sqls"${column} not in (${values})"
sqls"${this} ${inClause}"
}
}
def like(column: SQLSyntax, value: String): SQLSyntax = sqls"${this} ${column} like ${value}"
def notLike(column: SQLSyntax, value: String): SQLSyntax = sqls"${this} ${column} not like ${value}"
def exists(sqlPart: SQLSyntax): SQLSyntax = sqls"${this} exists (${sqlPart})"
def notExists(sqlPart: SQLSyntax): SQLSyntax = sqls"${this} not exists (${sqlPart})"
def lower(column: SQLSyntax): SQLSyntax = sqls"lower($column)"
def upper(column: SQLSyntax): SQLSyntax = sqls"upper($column)"
def stripMargin: SQLSyntax = new SQLSyntax(value.stripMargin, rawParameters)
def stripMargin(marginChar: Char): SQLSyntax = new SQLSyntax(value.stripMargin(marginChar), rawParameters)
def ->[A](value: A)(implicit ev: ParameterBinderFactory[A]): (SQLSyntax, ParameterBinder) = (this, ev(value))
def ->(value: ParameterBinder): (SQLSyntax, ParameterBinder) = (this, value)
}
/**
* A trait which has #resultAll: SQLSyntax
*/
trait ResultAllProvider {
def resultAll: SQLSyntax
}
/**
* A trait which has #asterisk: SQLSyntax
*/
trait AsteriskProvider {
def asterisk: SQLSyntax
}
/*
* SQLSyntax companion object
*/
object SQLSyntax {
import Implicits._
val empty: SQLSyntax = sqls""
// #apply method should NOT be used by library users at the considerable risk of SQL injection vulnerability.
// https://github.com/scalikejdbc/scalikejdbc/issues/116
private[scalikejdbc] def apply(value: String, parameters: collection.Seq[Any] = Nil): SQLSyntax = new SQLSyntax(value, parameters)
/**
* WARNING: Be aware of SQL injection vulnerability.
*/
def createUnsafely(value: String, parameters: collection.Seq[Any] = Nil): SQLSyntax = apply(value, parameters)
def unapply(syntax: SQLSyntax): Option[(String, collection.Seq[Any])] = Some((syntax.value, syntax.rawParameters))
def join(parts: collection.Seq[SQLSyntax], delimiter: SQLSyntax, spaceBeforeDelimiter: Boolean = true): SQLSyntax = {
val sep = if (spaceBeforeDelimiter) {
s" ${delimiter.value} "
} else {
s"${delimiter.value} "
}
val value = parts.collect { case p if p.value.nonEmpty => p.value }.mkString(sep)
val parameters = if (delimiter.rawParameters.isEmpty) {
parts.flatMap(_.rawParameters)
} else {
parts.tail.foldLeft(parts.headOption.fold(collection.Seq.empty[Any])(_.rawParameters)) {
case (params, part) => params ++ delimiter.rawParameters ++ part.rawParameters
}
}
apply(value, parameters)
}
def csv(parts: SQLSyntax*): SQLSyntax = toCSV(parts)
private[scalikejdbc] def toCSV(parts: scala.collection.Seq[SQLSyntax]): SQLSyntax = join(parts, sqls",", false)
private[this] def hasAndOr(s: SQLSyntax): Boolean = {
val statement = s.value.toLowerCase(ENGLISH)
statement.matches(".+\\s+and\\s+.+") ||
statement.matches(".+\\s+or\\s+.+")
}
def joinWithAnd(parts: SQLSyntax*): SQLSyntax = join(parts.map(p => if (hasAndOr(p)) sqls"(${p})" else p), sqls"and")
def joinWithOr(parts: SQLSyntax*): SQLSyntax = join(parts.map(p => if (hasAndOr(p)) sqls"(${p})" else p), sqls"or")
def groupBy(columns: SQLSyntax*): SQLSyntax = SQLSyntax.empty.groupBy(columns.filterNot(_.value.trim.isEmpty): _*)
def having(condition: SQLSyntax): SQLSyntax = SQLSyntax.empty.having(condition)
def orderBy(columns: SQLSyntax*): SQLSyntax = SQLSyntax.empty.orderBy(columns.filterNot(_.value.trim.isEmpty): _*)
val asc: SQLSyntax = SQLSyntax.empty.asc
val desc: SQLSyntax = SQLSyntax.empty.desc
def limit(n: Int): SQLSyntax = SQLSyntax.empty.limit(n)
def offset(n: Int): SQLSyntax = SQLSyntax.empty.offset(n)
val where: SQLSyntax = SQLSyntax.empty.where
def where(where: SQLSyntax): SQLSyntax = SQLSyntax.empty.where(where)
def where(whereOpt: Option[SQLSyntax]): SQLSyntax = SQLSyntax.empty.where(whereOpt)
def and: SQLSyntax = SQLSyntax.empty.and
def and(sqlPart: SQLSyntax): SQLSyntax = SQLSyntax.empty.and(sqlPart)
def and(andOpt: Option[SQLSyntax]): SQLSyntax = SQLSyntax.empty.and(andOpt)
def or: SQLSyntax = SQLSyntax.empty.or
def or(sqlPart: SQLSyntax): SQLSyntax = SQLSyntax.empty.or(sqlPart)
def or(orOpt: Option[SQLSyntax]): SQLSyntax = SQLSyntax.empty.or(orOpt)
def eq[A: ParameterBinderFactory](column: SQLSyntax, value: A): SQLSyntax = SQLSyntax.empty.eq(column, value)
def ne[A: ParameterBinderFactory](column: SQLSyntax, value: A): SQLSyntax = SQLSyntax.empty.ne(column, value)
def gt[A: ParameterBinderFactory](column: SQLSyntax, value: A): SQLSyntax = SQLSyntax.empty.gt(column, value)
def ge[A: ParameterBinderFactory](column: SQLSyntax, value: A): SQLSyntax = SQLSyntax.empty.ge(column, value)
def lt[A: ParameterBinderFactory](column: SQLSyntax, value: A): SQLSyntax = SQLSyntax.empty.lt(column, value)
def le[A: ParameterBinderFactory](column: SQLSyntax, value: A): SQLSyntax = SQLSyntax.empty.le(column, value)
def isNull(column: SQLSyntax): SQLSyntax = SQLSyntax.empty.isNull(column)
def isNotNull(column: SQLSyntax): SQLSyntax = SQLSyntax.empty.isNotNull(column)
def between[A: ParameterBinderFactory, B: ParameterBinderFactory](column: SQLSyntax, a: A, b: B): SQLSyntax = SQLSyntax.empty.between(column, a, b)
def notBetween[A: ParameterBinderFactory, B: ParameterBinderFactory](column: SQLSyntax, a: A, b: B): SQLSyntax = SQLSyntax.empty.notBetween(column, a, b)
def in[A: ParameterBinderFactory](column: SQLSyntax, values: collection.Seq[A]): SQLSyntax = SQLSyntax.empty.in(column, values)
def notIn[A: ParameterBinderFactory](column: SQLSyntax, values: collection.Seq[A]): SQLSyntax = SQLSyntax.empty.notIn(column, values)
def in[A: ParameterBinderFactory, B: ParameterBinderFactory](columns: (SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B)]): SQLSyntax = SQLSyntax.empty.in(columns, valueSeqs)
def notIn[A: ParameterBinderFactory, B: ParameterBinderFactory](columns: (SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B)]): SQLSyntax = SQLSyntax.empty.notIn(columns, valueSeqs)
def in[A: ParameterBinderFactory, B: ParameterBinderFactory, C: ParameterBinderFactory](columns: (SQLSyntax, SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B, C)]): SQLSyntax = SQLSyntax.empty.in(columns, valueSeqs)
def notIn[A: ParameterBinderFactory, B: ParameterBinderFactory, C: ParameterBinderFactory](columns: (SQLSyntax, SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B, C)]): SQLSyntax = SQLSyntax.empty.notIn(columns, valueSeqs)
def in[A: ParameterBinderFactory, B: ParameterBinderFactory, C: ParameterBinderFactory, D: ParameterBinderFactory](columns: (SQLSyntax, SQLSyntax, SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B, C, D)]): SQLSyntax = SQLSyntax.empty.in(columns, valueSeqs)
def notIn[A: ParameterBinderFactory, B: ParameterBinderFactory, C: ParameterBinderFactory, D: ParameterBinderFactory](columns: (SQLSyntax, SQLSyntax, SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B, C, D)]): SQLSyntax = SQLSyntax.empty.notIn(columns, valueSeqs)
def in[A: ParameterBinderFactory, B: ParameterBinderFactory, C: ParameterBinderFactory, D: ParameterBinderFactory, E: ParameterBinderFactory](columns: (SQLSyntax, SQLSyntax, SQLSyntax, SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B, C, D, E)]): SQLSyntax = SQLSyntax.empty.in(columns, valueSeqs)
def notIn[A: ParameterBinderFactory, B: ParameterBinderFactory, C: ParameterBinderFactory, D: ParameterBinderFactory, E: ParameterBinderFactory](columns: (SQLSyntax, SQLSyntax, SQLSyntax, SQLSyntax, SQLSyntax), valueSeqs: collection.Seq[(A, B, C, D, E)]): SQLSyntax = SQLSyntax.empty.notIn(columns, valueSeqs)
def in(column: SQLSyntax, subQuery: SQLSyntax): SQLSyntax = SQLSyntax.empty.in(column, subQuery)
def notIn(column: SQLSyntax, subQuery: SQLSyntax): SQLSyntax = SQLSyntax.empty.notIn(column, subQuery)
def like(column: SQLSyntax, value: String): SQLSyntax = SQLSyntax.empty.like(column, value)
def notLike(column: SQLSyntax, value: String): SQLSyntax = SQLSyntax.empty.notLike(column, value)
def exists(sqlPart: SQLSyntax): SQLSyntax = SQLSyntax.empty.exists(sqlPart)
def notExists(sqlPart: SQLSyntax): SQLSyntax = SQLSyntax.empty.notExists(sqlPart)
def lower(column: SQLSyntax): SQLSyntax = SQLSyntax.empty.lower(column)
def upper(column: SQLSyntax): SQLSyntax = SQLSyntax.empty.upper(column)
def distinct(columns: SQLSyntax*): SQLSyntax = sqls"distinct ${toCSV(columns)}"
def avg(column: SQLSyntax): SQLSyntax = sqls"avg(${column})"
val count: SQLSyntax = sqls"count(1)"
def count(column: SQLSyntax): SQLSyntax = sqls"count(${column})"
def count(asteriskProvider: AsteriskProvider): SQLSyntax = sqls"count(${asteriskProvider.asterisk})"
def min(column: SQLSyntax): SQLSyntax = sqls"min(${column})"
def max(column: SQLSyntax): SQLSyntax = sqls"max(${column})"
def sum(column: SQLSyntax): SQLSyntax = sqls"sum(${column})"
def abs(column: SQLSyntax): SQLSyntax = sqls"abs(${column})"
def floor(column: SQLSyntax): SQLSyntax = sqls"floor(${column})"
def ceil(column: SQLSyntax): SQLSyntax = sqls"ceil(${column})"
def ceiling(column: SQLSyntax): SQLSyntax = sqls"ceiling(${column})"
val ? : SQLSyntax = sqls"?"
val currentDate: SQLSyntax = sqls"current_date"
val currentTimestamp: SQLSyntax = sqls"current_timestamp"
val dual: SQLSyntax = sqls"dual"
/**
* Returns an optional SQLSyntax which is flatten (from option array) and joined with 'and'.
*
* {{{
* val (id, name) = (123, "Alice")
* val cond: Option[SQLSyntax] = SQLSyntax.toAndConditionOpt(Some(sqls"id = ${id}"), None, Some(sqls"name = ${name} or name is null"))
* cond.get.value // "id = ? and (name = ? or name is null)"
* cond.get.parameters // Seq(123, "Alice")
* }}}
*/
def toAndConditionOpt(conditions: Option[SQLSyntax]*): Option[SQLSyntax] = {
val cs: Seq[SQLSyntax] = conditions.flatten
if (cs.isEmpty) None else Some(joinWithAnd(cs: _*))
}
/**
* Returns an optional SQLSyntax which is flatten (from option array) and joined with 'or'.
*
* {{{
* val (id, name) = (123, "Alice")
* val cond: Option[SQLSyntax] = SQLSyntax.toOrConditionOpt(Some(sqls"id = ${id}"), None, Some(sqls"name = ${name} or name is null"))
* cond.get.value // "id = ? or (name = ? or name is null)"
* cond.get.parameters // Seq(123, "Alice")
* }}}
*/
def toOrConditionOpt(conditions: Option[SQLSyntax]*): Option[SQLSyntax] = {
val cs: Seq[SQLSyntax] = conditions.flatten
if (cs.isEmpty) None else Some(joinWithOr(cs: _*))
}
def roundBracket(inner: SQLSyntax) = sqls"($inner)"
}