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| 1 # 2002 May 24 | |
| 2 # | |
| 3 # The author disclaims copyright to this source code. In place of | |
| 4 # a legal notice, here is a blessing: | |
| 5 # | |
| 6 # May you do good and not evil. | |
| 7 # May you find forgiveness for yourself and forgive others. | |
| 8 # May you share freely, never taking more than you give. | |
| 9 # | |
| 10 #*********************************************************************** | |
| 11 # This file implements regression tests for SQLite library. | |
| 12 # | |
| 13 # This file implements tests for joins, including outer joins. | |
| 14 # | |
| 15 # $Id: join.test,v 1.27 2009/07/01 16:12:08 danielk1977 Exp $ | |
| 16 | |
| 17 set testdir [file dirname $argv0] | |
| 18 source $testdir/tester.tcl | |
| 19 | |
| 20 do_test join-1.1 { | |
| 21 execsql { | |
| 22 CREATE TABLE t1(a,b,c); | |
| 23 INSERT INTO t1 VALUES(1,2,3); | |
| 24 INSERT INTO t1 VALUES(2,3,4); | |
| 25 INSERT INTO t1 VALUES(3,4,5); | |
| 26 SELECT * FROM t1; | |
| 27 } | |
| 28 } {1 2 3 2 3 4 3 4 5} | |
| 29 do_test join-1.2 { | |
| 30 execsql { | |
| 31 CREATE TABLE t2(b,c,d); | |
| 32 INSERT INTO t2 VALUES(1,2,3); | |
| 33 INSERT INTO t2 VALUES(2,3,4); | |
| 34 INSERT INTO t2 VALUES(3,4,5); | |
| 35 SELECT * FROM t2; | |
| 36 } | |
| 37 } {1 2 3 2 3 4 3 4 5} | |
| 38 | |
| 39 # A FROM clause of the form: "<table>, <table> ON <expr>" is not | |
| 40 # allowed by the SQLite syntax diagram, nor by any other SQL database | |
| 41 # engine that we are aware of. Nevertheless, historic versions of | |
| 42 # SQLite have allowed it. We need to continue to support it moving | |
| 43 # forward to prevent breakage of legacy applications. Though, we will | |
| 44 # not advertise it as being supported. | |
| 45 # | |
| 46 do_execsql_test join-1.2.1 { | |
| 47 SELECT t1.rowid, t2.rowid, '|' FROM t1, t2 ON t1.a=t2.b; | |
| 48 } {1 1 | 2 2 | 3 3 |} | |
| 49 | |
| 50 do_test join-1.3 { | |
| 51 execsql2 { | |
| 52 SELECT * FROM t1 NATURAL JOIN t2; | |
| 53 } | |
| 54 } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} | |
| 55 do_test join-1.3.1 { | |
| 56 execsql2 { | |
| 57 SELECT * FROM t2 NATURAL JOIN t1; | |
| 58 } | |
| 59 } {b 2 c 3 d 4 a 1 b 3 c 4 d 5 a 2} | |
| 60 do_test join-1.3.2 { | |
| 61 execsql2 { | |
| 62 SELECT * FROM t2 AS x NATURAL JOIN t1; | |
| 63 } | |
| 64 } {b 2 c 3 d 4 a 1 b 3 c 4 d 5 a 2} | |
| 65 do_test join-1.3.3 { | |
| 66 execsql2 { | |
| 67 SELECT * FROM t2 NATURAL JOIN t1 AS y; | |
| 68 } | |
| 69 } {b 2 c 3 d 4 a 1 b 3 c 4 d 5 a 2} | |
| 70 do_test join-1.3.4 { | |
| 71 execsql { | |
| 72 SELECT b FROM t1 NATURAL JOIN t2; | |
| 73 } | |
| 74 } {2 3} | |
| 75 | |
| 76 # ticket #3522 | |
| 77 do_test join-1.3.5 { | |
| 78 execsql2 { | |
| 79 SELECT t2.* FROM t2 NATURAL JOIN t1 | |
| 80 } | |
| 81 } {b 2 c 3 d 4 b 3 c 4 d 5} | |
| 82 do_test join-1.3.6 { | |
| 83 execsql2 { | |
| 84 SELECT xyzzy.* FROM t2 AS xyzzy NATURAL JOIN t1 | |
| 85 } | |
| 86 } {b 2 c 3 d 4 b 3 c 4 d 5} | |
| 87 do_test join-1.3.7 { | |
| 88 execsql2 { | |
| 89 SELECT t1.* FROM t2 NATURAL JOIN t1 | |
| 90 } | |
| 91 } {a 1 b 2 c 3 a 2 b 3 c 4} | |
| 92 do_test join-1.3.8 { | |
| 93 execsql2 { | |
| 94 SELECT xyzzy.* FROM t2 NATURAL JOIN t1 AS xyzzy | |
| 95 } | |
| 96 } {a 1 b 2 c 3 a 2 b 3 c 4} | |
| 97 do_test join-1.3.9 { | |
| 98 execsql2 { | |
| 99 SELECT aaa.*, bbb.* FROM t2 AS aaa NATURAL JOIN t1 AS bbb | |
| 100 } | |
| 101 } {b 2 c 3 d 4 a 1 b 2 c 3 b 3 c 4 d 5 a 2 b 3 c 4} | |
| 102 do_test join-1.3.10 { | |
| 103 execsql2 { | |
| 104 SELECT t1.*, t2.* FROM t2 NATURAL JOIN t1 | |
| 105 } | |
| 106 } {a 1 b 2 c 3 b 2 c 3 d 4 a 2 b 3 c 4 b 3 c 4 d 5} | |
| 107 | |
| 108 | |
| 109 do_test join-1.4.1 { | |
| 110 execsql2 { | |
| 111 SELECT * FROM t1 INNER JOIN t2 USING(b,c); | |
| 112 } | |
| 113 } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} | |
| 114 do_test join-1.4.2 { | |
| 115 execsql2 { | |
| 116 SELECT * FROM t1 AS x INNER JOIN t2 USING(b,c); | |
| 117 } | |
| 118 } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} | |
| 119 do_test join-1.4.3 { | |
| 120 execsql2 { | |
| 121 SELECT * FROM t1 INNER JOIN t2 AS y USING(b,c); | |
| 122 } | |
| 123 } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} | |
| 124 do_test join-1.4.4 { | |
| 125 execsql2 { | |
| 126 SELECT * FROM t1 AS x INNER JOIN t2 AS y USING(b,c); | |
| 127 } | |
| 128 } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} | |
| 129 do_test join-1.4.5 { | |
| 130 execsql { | |
| 131 SELECT b FROM t1 JOIN t2 USING(b); | |
| 132 } | |
| 133 } {2 3} | |
| 134 | |
| 135 # Ticket #3522 | |
| 136 do_test join-1.4.6 { | |
| 137 execsql2 { | |
| 138 SELECT t1.* FROM t1 JOIN t2 USING(b); | |
| 139 } | |
| 140 } {a 1 b 2 c 3 a 2 b 3 c 4} | |
| 141 do_test join-1.4.7 { | |
| 142 execsql2 { | |
| 143 SELECT t2.* FROM t1 JOIN t2 USING(b); | |
| 144 } | |
| 145 } {b 2 c 3 d 4 b 3 c 4 d 5} | |
| 146 | |
| 147 do_test join-1.5 { | |
| 148 execsql2 { | |
| 149 SELECT * FROM t1 INNER JOIN t2 USING(b); | |
| 150 } | |
| 151 } {a 1 b 2 c 3 c 3 d 4 a 2 b 3 c 4 c 4 d 5} | |
| 152 do_test join-1.6 { | |
| 153 execsql2 { | |
| 154 SELECT * FROM t1 INNER JOIN t2 USING(c); | |
| 155 } | |
| 156 } {a 1 b 2 c 3 b 2 d 4 a 2 b 3 c 4 b 3 d 5} | |
| 157 do_test join-1.7 { | |
| 158 execsql2 { | |
| 159 SELECT * FROM t1 INNER JOIN t2 USING(c,b); | |
| 160 } | |
| 161 } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} | |
| 162 | |
| 163 do_test join-1.8 { | |
| 164 execsql { | |
| 165 SELECT * FROM t1 NATURAL CROSS JOIN t2; | |
| 166 } | |
| 167 } {1 2 3 4 2 3 4 5} | |
| 168 do_test join-1.9 { | |
| 169 execsql { | |
| 170 SELECT * FROM t1 CROSS JOIN t2 USING(b,c); | |
| 171 } | |
| 172 } {1 2 3 4 2 3 4 5} | |
| 173 do_test join-1.10 { | |
| 174 execsql { | |
| 175 SELECT * FROM t1 NATURAL INNER JOIN t2; | |
| 176 } | |
| 177 } {1 2 3 4 2 3 4 5} | |
| 178 do_test join-1.11 { | |
| 179 execsql { | |
| 180 SELECT * FROM t1 INNER JOIN t2 USING(b,c); | |
| 181 } | |
| 182 } {1 2 3 4 2 3 4 5} | |
| 183 do_test join-1.12 { | |
| 184 execsql { | |
| 185 SELECT * FROM t1 natural inner join t2; | |
| 186 } | |
| 187 } {1 2 3 4 2 3 4 5} | |
| 188 | |
| 189 ifcapable subquery { | |
| 190 do_test join-1.13 { | |
| 191 execsql2 { | |
| 192 SELECT * FROM t1 NATURAL JOIN | |
| 193 (SELECT b as 'c', c as 'd', d as 'e' FROM t2) as t3 | |
| 194 } | |
| 195 } {a 1 b 2 c 3 d 4 e 5} | |
| 196 do_test join-1.14 { | |
| 197 execsql2 { | |
| 198 SELECT * FROM (SELECT b as 'c', c as 'd', d as 'e' FROM t2) as 'tx' | |
| 199 NATURAL JOIN t1 | |
| 200 } | |
| 201 } {c 3 d 4 e 5 a 1 b 2} | |
| 202 } | |
| 203 | |
| 204 do_test join-1.15 { | |
| 205 execsql { | |
| 206 CREATE TABLE t3(c,d,e); | |
| 207 INSERT INTO t3 VALUES(2,3,4); | |
| 208 INSERT INTO t3 VALUES(3,4,5); | |
| 209 INSERT INTO t3 VALUES(4,5,6); | |
| 210 SELECT * FROM t3; | |
| 211 } | |
| 212 } {2 3 4 3 4 5 4 5 6} | |
| 213 do_test join-1.16 { | |
| 214 execsql { | |
| 215 SELECT * FROM t1 natural join t2 natural join t3; | |
| 216 } | |
| 217 } {1 2 3 4 5 2 3 4 5 6} | |
| 218 do_test join-1.17 { | |
| 219 execsql2 { | |
| 220 SELECT * FROM t1 natural join t2 natural join t3; | |
| 221 } | |
| 222 } {a 1 b 2 c 3 d 4 e 5 a 2 b 3 c 4 d 5 e 6} | |
| 223 do_test join-1.18 { | |
| 224 execsql { | |
| 225 CREATE TABLE t4(d,e,f); | |
| 226 INSERT INTO t4 VALUES(2,3,4); | |
| 227 INSERT INTO t4 VALUES(3,4,5); | |
| 228 INSERT INTO t4 VALUES(4,5,6); | |
| 229 SELECT * FROM t4; | |
| 230 } | |
| 231 } {2 3 4 3 4 5 4 5 6} | |
| 232 do_test join-1.19.1 { | |
| 233 execsql { | |
| 234 SELECT * FROM t1 natural join t2 natural join t4; | |
| 235 } | |
| 236 } {1 2 3 4 5 6} | |
| 237 do_test join-1.19.2 { | |
| 238 execsql2 { | |
| 239 SELECT * FROM t1 natural join t2 natural join t4; | |
| 240 } | |
| 241 } {a 1 b 2 c 3 d 4 e 5 f 6} | |
| 242 do_test join-1.20 { | |
| 243 execsql { | |
| 244 SELECT * FROM t1 natural join t2 natural join t3 WHERE t1.a=1 | |
| 245 } | |
| 246 } {1 2 3 4 5} | |
| 247 | |
| 248 do_test join-2.1 { | |
| 249 execsql { | |
| 250 SELECT * FROM t1 NATURAL LEFT JOIN t2; | |
| 251 } | |
| 252 } {1 2 3 4 2 3 4 5 3 4 5 {}} | |
| 253 | |
| 254 # ticket #3522 | |
| 255 do_test join-2.1.1 { | |
| 256 execsql2 { | |
| 257 SELECT * FROM t1 NATURAL LEFT JOIN t2; | |
| 258 } | |
| 259 } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5 a 3 b 4 c 5 d {}} | |
| 260 do_test join-2.1.2 { | |
| 261 execsql2 { | |
| 262 SELECT t1.* FROM t1 NATURAL LEFT JOIN t2; | |
| 263 } | |
| 264 } {a 1 b 2 c 3 a 2 b 3 c 4 a 3 b 4 c 5} | |
| 265 do_test join-2.1.3 { | |
| 266 execsql2 { | |
| 267 SELECT t2.* FROM t1 NATURAL LEFT JOIN t2; | |
| 268 } | |
| 269 } {b 2 c 3 d 4 b 3 c 4 d 5 b {} c {} d {}} | |
| 270 | |
| 271 do_test join-2.2 { | |
| 272 execsql { | |
| 273 SELECT * FROM t2 NATURAL LEFT OUTER JOIN t1; | |
| 274 } | |
| 275 } {1 2 3 {} 2 3 4 1 3 4 5 2} | |
| 276 do_test join-2.3 { | |
| 277 catchsql { | |
| 278 SELECT * FROM t1 NATURAL RIGHT OUTER JOIN t2; | |
| 279 } | |
| 280 } {1 {RIGHT and FULL OUTER JOINs are not currently supported}} | |
| 281 do_test join-2.4 { | |
| 282 execsql { | |
| 283 SELECT * FROM t1 LEFT JOIN t2 ON t1.a=t2.d | |
| 284 } | |
| 285 } {1 2 3 {} {} {} 2 3 4 {} {} {} 3 4 5 1 2 3} | |
| 286 do_test join-2.5 { | |
| 287 execsql { | |
| 288 SELECT * FROM t1 LEFT JOIN t2 ON t1.a=t2.d WHERE t1.a>1 | |
| 289 } | |
| 290 } {2 3 4 {} {} {} 3 4 5 1 2 3} | |
| 291 do_test join-2.6 { | |
| 292 execsql { | |
| 293 SELECT * FROM t1 LEFT JOIN t2 ON t1.a=t2.d WHERE t2.b IS NULL OR t2.b>1 | |
| 294 } | |
| 295 } {1 2 3 {} {} {} 2 3 4 {} {} {}} | |
| 296 | |
| 297 do_test join-3.1 { | |
| 298 catchsql { | |
| 299 SELECT * FROM t1 NATURAL JOIN t2 ON t1.a=t2.b; | |
| 300 } | |
| 301 } {1 {a NATURAL join may not have an ON or USING clause}} | |
| 302 do_test join-3.2 { | |
| 303 catchsql { | |
| 304 SELECT * FROM t1 NATURAL JOIN t2 USING(b); | |
| 305 } | |
| 306 } {1 {a NATURAL join may not have an ON or USING clause}} | |
| 307 do_test join-3.3 { | |
| 308 catchsql { | |
| 309 SELECT * FROM t1 JOIN t2 ON t1.a=t2.b USING(b); | |
| 310 } | |
| 311 } {1 {cannot have both ON and USING clauses in the same join}} | |
| 312 do_test join-3.4.1 { | |
| 313 catchsql { | |
| 314 SELECT * FROM t1 JOIN t2 USING(a); | |
| 315 } | |
| 316 } {1 {cannot join using column a - column not present in both tables}} | |
| 317 do_test join-3.4.2 { | |
| 318 catchsql { | |
| 319 SELECT * FROM t1 JOIN t2 USING(d); | |
| 320 } | |
| 321 } {1 {cannot join using column d - column not present in both tables}} | |
| 322 do_test join-3.5 { | |
| 323 catchsql { SELECT * FROM t1 USING(a) } | |
| 324 } {1 {a JOIN clause is required before USING}} | |
| 325 do_test join-3.6 { | |
| 326 catchsql { | |
| 327 SELECT * FROM t1 JOIN t2 ON t3.a=t2.b; | |
| 328 } | |
| 329 } {1 {no such column: t3.a}} | |
| 330 do_test join-3.7 { | |
| 331 catchsql { | |
| 332 SELECT * FROM t1 INNER OUTER JOIN t2; | |
| 333 } | |
| 334 } {1 {unknown or unsupported join type: INNER OUTER}} | |
| 335 do_test join-3.8 { | |
| 336 catchsql { | |
| 337 SELECT * FROM t1 INNER OUTER CROSS JOIN t2; | |
| 338 } | |
| 339 } {1 {unknown or unsupported join type: INNER OUTER CROSS}} | |
| 340 do_test join-3.9 { | |
| 341 catchsql { | |
| 342 SELECT * FROM t1 OUTER NATURAL INNER JOIN t2; | |
| 343 } | |
| 344 } {1 {unknown or unsupported join type: OUTER NATURAL INNER}} | |
| 345 do_test join-3.10 { | |
| 346 catchsql { | |
| 347 SELECT * FROM t1 LEFT BOGUS JOIN t2; | |
| 348 } | |
| 349 } {1 {unknown or unsupported join type: LEFT BOGUS}} | |
| 350 do_test join-3.11 { | |
| 351 catchsql { | |
| 352 SELECT * FROM t1 INNER BOGUS CROSS JOIN t2; | |
| 353 } | |
| 354 } {1 {unknown or unsupported join type: INNER BOGUS CROSS}} | |
| 355 do_test join-3.12 { | |
| 356 catchsql { | |
| 357 SELECT * FROM t1 NATURAL AWK SED JOIN t2; | |
| 358 } | |
| 359 } {1 {unknown or unsupported join type: NATURAL AWK SED}} | |
| 360 | |
| 361 do_test join-4.1 { | |
| 362 execsql { | |
| 363 BEGIN; | |
| 364 CREATE TABLE t5(a INTEGER PRIMARY KEY); | |
| 365 CREATE TABLE t6(a INTEGER); | |
| 366 INSERT INTO t6 VALUES(NULL); | |
| 367 INSERT INTO t6 VALUES(NULL); | |
| 368 INSERT INTO t6 SELECT * FROM t6; | |
| 369 INSERT INTO t6 SELECT * FROM t6; | |
| 370 INSERT INTO t6 SELECT * FROM t6; | |
| 371 INSERT INTO t6 SELECT * FROM t6; | |
| 372 INSERT INTO t6 SELECT * FROM t6; | |
| 373 INSERT INTO t6 SELECT * FROM t6; | |
| 374 COMMIT; | |
| 375 } | |
| 376 execsql { | |
| 377 SELECT * FROM t6 NATURAL JOIN t5; | |
| 378 } | |
| 379 } {} | |
| 380 do_test join-4.2 { | |
| 381 execsql { | |
| 382 SELECT * FROM t6, t5 WHERE t6.a<t5.a; | |
| 383 } | |
| 384 } {} | |
| 385 do_test join-4.3 { | |
| 386 execsql { | |
| 387 SELECT * FROM t6, t5 WHERE t6.a>t5.a; | |
| 388 } | |
| 389 } {} | |
| 390 do_test join-4.4 { | |
| 391 execsql { | |
| 392 UPDATE t6 SET a='xyz'; | |
| 393 SELECT * FROM t6 NATURAL JOIN t5; | |
| 394 } | |
| 395 } {} | |
| 396 do_test join-4.6 { | |
| 397 execsql { | |
| 398 SELECT * FROM t6, t5 WHERE t6.a<t5.a; | |
| 399 } | |
| 400 } {} | |
| 401 do_test join-4.7 { | |
| 402 execsql { | |
| 403 SELECT * FROM t6, t5 WHERE t6.a>t5.a; | |
| 404 } | |
| 405 } {} | |
| 406 do_test join-4.8 { | |
| 407 execsql { | |
| 408 UPDATE t6 SET a=1; | |
| 409 SELECT * FROM t6 NATURAL JOIN t5; | |
| 410 } | |
| 411 } {} | |
| 412 do_test join-4.9 { | |
| 413 execsql { | |
| 414 SELECT * FROM t6, t5 WHERE t6.a<t5.a; | |
| 415 } | |
| 416 } {} | |
| 417 do_test join-4.10 { | |
| 418 execsql { | |
| 419 SELECT * FROM t6, t5 WHERE t6.a>t5.a; | |
| 420 } | |
| 421 } {} | |
| 422 | |
| 423 do_test join-5.1 { | |
| 424 execsql { | |
| 425 BEGIN; | |
| 426 create table centros (id integer primary key, centro); | |
| 427 INSERT INTO centros VALUES(1,'xxx'); | |
| 428 create table usuarios (id integer primary key, nombre, apellidos, | |
| 429 idcentro integer); | |
| 430 INSERT INTO usuarios VALUES(1,'a','aa',1); | |
| 431 INSERT INTO usuarios VALUES(2,'b','bb',1); | |
| 432 INSERT INTO usuarios VALUES(3,'c','cc',NULL); | |
| 433 create index idcentro on usuarios (idcentro); | |
| 434 END; | |
| 435 select usuarios.id, usuarios.nombre, centros.centro from | |
| 436 usuarios left outer join centros on usuarios.idcentro = centros.id; | |
| 437 } | |
| 438 } {1 a xxx 2 b xxx 3 c {}} | |
| 439 | |
| 440 # A test for ticket #247. | |
| 441 # | |
| 442 do_test join-7.1 { | |
| 443 execsql { | |
| 444 CREATE TABLE t7 (x, y); | |
| 445 INSERT INTO t7 VALUES ("pa1", 1); | |
| 446 INSERT INTO t7 VALUES ("pa2", NULL); | |
| 447 INSERT INTO t7 VALUES ("pa3", NULL); | |
| 448 INSERT INTO t7 VALUES ("pa4", 2); | |
| 449 INSERT INTO t7 VALUES ("pa30", 131); | |
| 450 INSERT INTO t7 VALUES ("pa31", 130); | |
| 451 INSERT INTO t7 VALUES ("pa28", NULL); | |
| 452 | |
| 453 CREATE TABLE t8 (a integer primary key, b); | |
| 454 INSERT INTO t8 VALUES (1, "pa1"); | |
| 455 INSERT INTO t8 VALUES (2, "pa4"); | |
| 456 INSERT INTO t8 VALUES (3, NULL); | |
| 457 INSERT INTO t8 VALUES (4, NULL); | |
| 458 INSERT INTO t8 VALUES (130, "pa31"); | |
| 459 INSERT INTO t8 VALUES (131, "pa30"); | |
| 460 | |
| 461 SELECT coalesce(t8.a,999) from t7 LEFT JOIN t8 on y=a; | |
| 462 } | |
| 463 } {1 999 999 2 131 130 999} | |
| 464 | |
| 465 # Make sure a left join where the right table is really a view that | |
| 466 # is itself a join works right. Ticket #306. | |
| 467 # | |
| 468 ifcapable view { | |
| 469 do_test join-8.1 { | |
| 470 execsql { | |
| 471 BEGIN; | |
| 472 CREATE TABLE t9(a INTEGER PRIMARY KEY, b); | |
| 473 INSERT INTO t9 VALUES(1,11); | |
| 474 INSERT INTO t9 VALUES(2,22); | |
| 475 CREATE TABLE t10(x INTEGER PRIMARY KEY, y); | |
| 476 INSERT INTO t10 VALUES(1,2); | |
| 477 INSERT INTO t10 VALUES(3,3); | |
| 478 CREATE TABLE t11(p INTEGER PRIMARY KEY, q); | |
| 479 INSERT INTO t11 VALUES(2,111); | |
| 480 INSERT INTO t11 VALUES(3,333); | |
| 481 CREATE VIEW v10_11 AS SELECT x, q FROM t10, t11 WHERE t10.y=t11.p; | |
| 482 COMMIT; | |
| 483 SELECT * FROM t9 LEFT JOIN v10_11 ON( a=x ); | |
| 484 } | |
| 485 } {1 11 1 111 2 22 {} {}} | |
| 486 ifcapable subquery { | |
| 487 do_test join-8.2 { | |
| 488 execsql { | |
| 489 SELECT * FROM t9 LEFT JOIN (SELECT x, q FROM t10, t11 WHERE t10.y=t11.p) | |
| 490 ON( a=x); | |
| 491 } | |
| 492 } {1 11 1 111 2 22 {} {}} | |
| 493 } | |
| 494 do_test join-8.3 { | |
| 495 execsql { | |
| 496 SELECT * FROM v10_11 LEFT JOIN t9 ON( a=x ); | |
| 497 } | |
| 498 } {1 111 1 11 3 333 {} {}} | |
| 499 ifcapable subquery { | |
| 500 # Constant expressions in a subquery that is the right element of a | |
| 501 # LEFT JOIN evaluate to NULL for rows where the LEFT JOIN does not | |
| 502 # match. Ticket #3300 | |
| 503 do_test join-8.4 { | |
| 504 execsql { | |
| 505 SELECT * FROM t9 LEFT JOIN (SELECT 44, p, q FROM t11) AS sub1 ON p=a | |
| 506 } | |
| 507 } {1 11 {} {} {} 2 22 44 2 111} | |
| 508 } | |
| 509 } ;# ifcapable view | |
| 510 | |
| 511 # Ticket #350 describes a scenario where LEFT OUTER JOIN does not | |
| 512 # function correctly if the right table in the join is really | |
| 513 # subquery. | |
| 514 # | |
| 515 # To test the problem, we generate the same LEFT OUTER JOIN in two | |
| 516 # separate selects but with on using a subquery and the other calling | |
| 517 # the table directly. Then connect the two SELECTs using an EXCEPT. | |
| 518 # Both queries should generate the same results so the answer should | |
| 519 # be an empty set. | |
| 520 # | |
| 521 ifcapable compound { | |
| 522 do_test join-9.1 { | |
| 523 execsql { | |
| 524 BEGIN; | |
| 525 CREATE TABLE t12(a,b); | |
| 526 INSERT INTO t12 VALUES(1,11); | |
| 527 INSERT INTO t12 VALUES(2,22); | |
| 528 CREATE TABLE t13(b,c); | |
| 529 INSERT INTO t13 VALUES(22,222); | |
| 530 COMMIT; | |
| 531 } | |
| 532 } {} | |
| 533 | |
| 534 ifcapable subquery { | |
| 535 do_test join-9.1.1 { | |
| 536 execsql { | |
| 537 SELECT * FROM t12 NATURAL LEFT JOIN t13 | |
| 538 EXCEPT | |
| 539 SELECT * FROM t12 NATURAL LEFT JOIN (SELECT * FROM t13 WHERE b>0); | |
| 540 } | |
| 541 } {} | |
| 542 } | |
| 543 ifcapable view { | |
| 544 do_test join-9.2 { | |
| 545 execsql { | |
| 546 CREATE VIEW v13 AS SELECT * FROM t13 WHERE b>0; | |
| 547 SELECT * FROM t12 NATURAL LEFT JOIN t13 | |
| 548 EXCEPT | |
| 549 SELECT * FROM t12 NATURAL LEFT JOIN v13; | |
| 550 } | |
| 551 } {} | |
| 552 } ;# ifcapable view | |
| 553 } ;# ifcapable compound | |
| 554 | |
| 555 ifcapable subquery { | |
| 556 # Ticket #1697: Left Join WHERE clause terms that contain an | |
| 557 # aggregate subquery. | |
| 558 # | |
| 559 do_test join-10.1 { | |
| 560 execsql { | |
| 561 CREATE TABLE t21(a,b,c); | |
| 562 CREATE TABLE t22(p,q); | |
| 563 CREATE INDEX i22 ON t22(q); | |
| 564 SELECT a FROM t21 LEFT JOIN t22 ON b=p WHERE q= | |
| 565 (SELECT max(m.q) FROM t22 m JOIN t21 n ON n.b=m.p WHERE n.c=1); | |
| 566 } | |
| 567 } {} | |
| 568 | |
| 569 # Test a LEFT JOIN when the right-hand side of hte join is an empty | |
| 570 # sub-query. Seems fine. | |
| 571 # | |
| 572 do_test join-10.2 { | |
| 573 execsql { | |
| 574 CREATE TABLE t23(a, b, c); | |
| 575 CREATE TABLE t24(a, b, c); | |
| 576 INSERT INTO t23 VALUES(1, 2, 3); | |
| 577 } | |
| 578 execsql { | |
| 579 SELECT * FROM t23 LEFT JOIN t24; | |
| 580 } | |
| 581 } {1 2 3 {} {} {}} | |
| 582 do_test join-10.3 { | |
| 583 execsql { | |
| 584 SELECT * FROM t23 LEFT JOIN (SELECT * FROM t24); | |
| 585 } | |
| 586 } {1 2 3 {} {} {}} | |
| 587 | |
| 588 } ;# ifcapable subquery | |
| 589 | |
| 590 #------------------------------------------------------------------------- | |
| 591 # The following tests are to ensure that bug b73fb0bd64 is fixed. | |
| 592 # | |
| 593 do_test join-11.1 { | |
| 594 drop_all_tables | |
| 595 execsql { | |
| 596 CREATE TABLE t1(a INTEGER PRIMARY KEY, b TEXT); | |
| 597 CREATE TABLE t2(a INTEGER PRIMARY KEY, b TEXT); | |
| 598 INSERT INTO t1 VALUES(1,'abc'); | |
| 599 INSERT INTO t1 VALUES(2,'def'); | |
| 600 INSERT INTO t2 VALUES(1,'abc'); | |
| 601 INSERT INTO t2 VALUES(2,'def'); | |
| 602 SELECT * FROM t1 NATURAL JOIN t2; | |
| 603 } | |
| 604 } {1 abc 2 def} | |
| 605 | |
| 606 do_test join-11.2 { | |
| 607 execsql { SELECT a FROM t1 JOIN t1 USING (a)} | |
| 608 } {1 2} | |
| 609 do_test join-11.3 { | |
| 610 execsql { SELECT a FROM t1 JOIN t1 AS t2 USING (a)} | |
| 611 } {1 2} | |
| 612 do_test join-11.3 { | |
| 613 execsql { SELECT * FROM t1 NATURAL JOIN t1 AS t2} | |
| 614 } {1 abc 2 def} | |
| 615 do_test join-11.4 { | |
| 616 execsql { SELECT * FROM t1 NATURAL JOIN t1 } | |
| 617 } {1 abc 2 def} | |
| 618 | |
| 619 do_test join-11.5 { | |
| 620 drop_all_tables | |
| 621 execsql { | |
| 622 CREATE TABLE t1(a COLLATE nocase, b); | |
| 623 CREATE TABLE t2(a, b); | |
| 624 INSERT INTO t1 VALUES('ONE', 1); | |
| 625 INSERT INTO t1 VALUES('two', 2); | |
| 626 INSERT INTO t2 VALUES('one', 1); | |
| 627 INSERT INTO t2 VALUES('two', 2); | |
| 628 } | |
| 629 } {} | |
| 630 do_test join-11.6 { | |
| 631 execsql { SELECT * FROM t1 NATURAL JOIN t2 } | |
| 632 } {ONE 1 two 2} | |
| 633 do_test join-11.7 { | |
| 634 execsql { SELECT * FROM t2 NATURAL JOIN t1 } | |
| 635 } {two 2} | |
| 636 | |
| 637 do_test join-11.8 { | |
| 638 drop_all_tables | |
| 639 execsql { | |
| 640 CREATE TABLE t1(a, b TEXT); | |
| 641 CREATE TABLE t2(b INTEGER, a); | |
| 642 INSERT INTO t1 VALUES('one', '1.0'); | |
| 643 INSERT INTO t1 VALUES('two', '2'); | |
| 644 INSERT INTO t2 VALUES(1, 'one'); | |
| 645 INSERT INTO t2 VALUES(2, 'two'); | |
| 646 } | |
| 647 } {} | |
| 648 do_test join-11.9 { | |
| 649 execsql { SELECT * FROM t1 NATURAL JOIN t2 } | |
| 650 } {one 1.0 two 2} | |
| 651 do_test join-11.10 { | |
| 652 execsql { SELECT * FROM t2 NATURAL JOIN t1 } | |
| 653 } {1 one 2 two} | |
| 654 | |
| 655 #------------------------------------------------------------------------- | |
| 656 # Test that at most 64 tables are allowed in a join. | |
| 657 # | |
| 658 do_execsql_test join-12.1 { | |
| 659 CREATE TABLE t14(x); | |
| 660 INSERT INTO t14 VALUES('abcdefghij'); | |
| 661 } | |
| 662 | |
| 663 proc jointest {tn nTbl res} { | |
| 664 set sql "SELECT 1 FROM [string repeat t14, [expr $nTbl-1]] t14;" | |
| 665 uplevel [list do_catchsql_test $tn $sql $res] | |
| 666 } | |
| 667 | |
| 668 jointest join-12.2 30 {0 1} | |
| 669 jointest join-12.3 63 {0 1} | |
| 670 jointest join-12.4 64 {0 1} | |
| 671 jointest join-12.5 65 {1 {at most 64 tables in a join}} | |
| 672 jointest join-12.6 66 {1 {at most 64 tables in a join}} | |
| 673 jointest join-12.7 127 {1 {at most 64 tables in a join}} | |
| 674 jointest join-12.8 128 {1 {at most 64 tables in a join}} | |
| 675 jointest join-12.9 1000 {1 {at most 64 tables in a join}} | |
| 676 | |
| 677 # If SQLite is built with SQLITE_MEMDEBUG, then the huge number of realloc() | |
| 678 # calls made by the following test cases are too time consuming to run. | |
| 679 # Without SQLITE_MEMDEBUG, realloc() is fast enough that these are not | |
| 680 # a problem. | |
| 681 ifcapable pragma&&compileoption_diags { | |
| 682 if {[lsearch [db eval {PRAGMA compile_options}] MEMDEBUG]<0} { | |
| 683 jointest join-12.10 65534 {1 {at most 64 tables in a join}} | |
| 684 jointest join-12.11 65535 {1 {too many references to "t14": max 65535}} | |
| 685 jointest join-12.12 65536 {1 {too many references to "t14": max 65535}} | |
| 686 jointest join-12.13 65537 {1 {too many references to "t14": max 65535}} | |
| 687 } | |
| 688 } | |
| 689 | |
| 690 finish_test | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2363173002:
[sqlite] Remove obsolete reference version 3.8.7.4. (Closed)
