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| 1 # 2001 September 15 | |
| 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. The | |
| 12 # focus of this file is testing UNION, INTERSECT and EXCEPT operators | |
| 13 # in SELECT statements. | |
| 14 # | |
| 15 # $Id: select4.test,v 1.30 2009/04/16 00:24:24 drh Exp $ | |
| 16 | |
| 17 set testdir [file dirname $argv0] | |
| 18 source $testdir/tester.tcl | |
| 19 | |
| 20 # Most tests in this file depend on compound-select. But there are a couple | |
| 21 # right at the end that test DISTINCT, so we cannot omit the entire file. | |
| 22 # | |
| 23 ifcapable compound { | |
| 24 | |
| 25 # Build some test data | |
| 26 # | |
| 27 execsql { | |
| 28 CREATE TABLE t1(n int, log int); | |
| 29 BEGIN; | |
| 30 } | |
| 31 for {set i 1} {$i<32} {incr i} { | |
| 32 for {set j 0} {(1<<$j)<$i} {incr j} {} | |
| 33 execsql "INSERT INTO t1 VALUES($i,$j)" | |
| 34 } | |
| 35 execsql { | |
| 36 COMMIT; | |
| 37 } | |
| 38 | |
| 39 do_test select4-1.0 { | |
| 40 execsql {SELECT DISTINCT log FROM t1 ORDER BY log} | |
| 41 } {0 1 2 3 4 5} | |
| 42 | |
| 43 # Union All operator | |
| 44 # | |
| 45 do_test select4-1.1a { | |
| 46 lsort [execsql {SELECT DISTINCT log FROM t1}] | |
| 47 } {0 1 2 3 4 5} | |
| 48 do_test select4-1.1b { | |
| 49 lsort [execsql {SELECT n FROM t1 WHERE log=3}] | |
| 50 } {5 6 7 8} | |
| 51 do_test select4-1.1c { | |
| 52 execsql { | |
| 53 SELECT DISTINCT log FROM t1 | |
| 54 UNION ALL | |
| 55 SELECT n FROM t1 WHERE log=3 | |
| 56 ORDER BY log; | |
| 57 } | |
| 58 } {0 1 2 3 4 5 5 6 7 8} | |
| 59 do_test select4-1.1d { | |
| 60 execsql { | |
| 61 CREATE TABLE t2 AS | |
| 62 SELECT DISTINCT log FROM t1 | |
| 63 UNION ALL | |
| 64 SELECT n FROM t1 WHERE log=3 | |
| 65 ORDER BY log; | |
| 66 SELECT * FROM t2; | |
| 67 } | |
| 68 } {0 1 2 3 4 5 5 6 7 8} | |
| 69 execsql {DROP TABLE t2} | |
| 70 do_test select4-1.1e { | |
| 71 execsql { | |
| 72 CREATE TABLE t2 AS | |
| 73 SELECT DISTINCT log FROM t1 | |
| 74 UNION ALL | |
| 75 SELECT n FROM t1 WHERE log=3 | |
| 76 ORDER BY log DESC; | |
| 77 SELECT * FROM t2; | |
| 78 } | |
| 79 } {8 7 6 5 5 4 3 2 1 0} | |
| 80 execsql {DROP TABLE t2} | |
| 81 do_test select4-1.1f { | |
| 82 execsql { | |
| 83 SELECT DISTINCT log FROM t1 | |
| 84 UNION ALL | |
| 85 SELECT n FROM t1 WHERE log=2 | |
| 86 } | |
| 87 } {0 1 2 3 4 5 3 4} | |
| 88 do_test select4-1.1g { | |
| 89 execsql { | |
| 90 CREATE TABLE t2 AS | |
| 91 SELECT DISTINCT log FROM t1 | |
| 92 UNION ALL | |
| 93 SELECT n FROM t1 WHERE log=2; | |
| 94 SELECT * FROM t2; | |
| 95 } | |
| 96 } {0 1 2 3 4 5 3 4} | |
| 97 execsql {DROP TABLE t2} | |
| 98 ifcapable subquery { | |
| 99 do_test select4-1.2 { | |
| 100 execsql { | |
| 101 SELECT log FROM t1 WHERE n IN | |
| 102 (SELECT DISTINCT log FROM t1 UNION ALL | |
| 103 SELECT n FROM t1 WHERE log=3) | |
| 104 ORDER BY log; | |
| 105 } | |
| 106 } {0 1 2 2 3 3 3 3} | |
| 107 } | |
| 108 | |
| 109 # EVIDENCE-OF: R-02644-22131 In a compound SELECT statement, only the | |
| 110 # last or right-most simple SELECT may have an ORDER BY clause. | |
| 111 # | |
| 112 do_test select4-1.3 { | |
| 113 set v [catch {execsql { | |
| 114 SELECT DISTINCT log FROM t1 ORDER BY log | |
| 115 UNION ALL | |
| 116 SELECT n FROM t1 WHERE log=3 | |
| 117 ORDER BY log; | |
| 118 }} msg] | |
| 119 lappend v $msg | |
| 120 } {1 {ORDER BY clause should come after UNION ALL not before}} | |
| 121 do_catchsql_test select4-1.4 { | |
| 122 SELECT (VALUES(0) INTERSECT SELECT(0) UNION SELECT(0) ORDER BY 1 UNION | |
| 123 SELECT 0 UNION SELECT 0 ORDER BY 1); | |
| 124 } {1 {ORDER BY clause should come after UNION not before}} | |
| 125 | |
| 126 # Union operator | |
| 127 # | |
| 128 do_test select4-2.1 { | |
| 129 execsql { | |
| 130 SELECT DISTINCT log FROM t1 | |
| 131 UNION | |
| 132 SELECT n FROM t1 WHERE log=3 | |
| 133 ORDER BY log; | |
| 134 } | |
| 135 } {0 1 2 3 4 5 6 7 8} | |
| 136 ifcapable subquery { | |
| 137 do_test select4-2.2 { | |
| 138 execsql { | |
| 139 SELECT log FROM t1 WHERE n IN | |
| 140 (SELECT DISTINCT log FROM t1 UNION | |
| 141 SELECT n FROM t1 WHERE log=3) | |
| 142 ORDER BY log; | |
| 143 } | |
| 144 } {0 1 2 2 3 3 3 3} | |
| 145 } | |
| 146 do_test select4-2.3 { | |
| 147 set v [catch {execsql { | |
| 148 SELECT DISTINCT log FROM t1 ORDER BY log | |
| 149 UNION | |
| 150 SELECT n FROM t1 WHERE log=3 | |
| 151 ORDER BY log; | |
| 152 }} msg] | |
| 153 lappend v $msg | |
| 154 } {1 {ORDER BY clause should come after UNION not before}} | |
| 155 do_test select4-2.4 { | |
| 156 set v [catch {execsql { | |
| 157 SELECT 0 ORDER BY (SELECT 0) UNION SELECT 0; | |
| 158 }} msg] | |
| 159 lappend v $msg | |
| 160 } {1 {ORDER BY clause should come after UNION not before}} | |
| 161 do_execsql_test select4-2.5 { | |
| 162 SELECT 123 AS x ORDER BY (SELECT x ORDER BY 1); | |
| 163 } {123} | |
| 164 | |
| 165 # Except operator | |
| 166 # | |
| 167 do_test select4-3.1.1 { | |
| 168 execsql { | |
| 169 SELECT DISTINCT log FROM t1 | |
| 170 EXCEPT | |
| 171 SELECT n FROM t1 WHERE log=3 | |
| 172 ORDER BY log; | |
| 173 } | |
| 174 } {0 1 2 3 4} | |
| 175 do_test select4-3.1.2 { | |
| 176 execsql { | |
| 177 CREATE TABLE t2 AS | |
| 178 SELECT DISTINCT log FROM t1 | |
| 179 EXCEPT | |
| 180 SELECT n FROM t1 WHERE log=3 | |
| 181 ORDER BY log; | |
| 182 SELECT * FROM t2; | |
| 183 } | |
| 184 } {0 1 2 3 4} | |
| 185 execsql {DROP TABLE t2} | |
| 186 do_test select4-3.1.3 { | |
| 187 execsql { | |
| 188 CREATE TABLE t2 AS | |
| 189 SELECT DISTINCT log FROM t1 | |
| 190 EXCEPT | |
| 191 SELECT n FROM t1 WHERE log=3 | |
| 192 ORDER BY log DESC; | |
| 193 SELECT * FROM t2; | |
| 194 } | |
| 195 } {4 3 2 1 0} | |
| 196 execsql {DROP TABLE t2} | |
| 197 ifcapable subquery { | |
| 198 do_test select4-3.2 { | |
| 199 execsql { | |
| 200 SELECT log FROM t1 WHERE n IN | |
| 201 (SELECT DISTINCT log FROM t1 EXCEPT | |
| 202 SELECT n FROM t1 WHERE log=3) | |
| 203 ORDER BY log; | |
| 204 } | |
| 205 } {0 1 2 2} | |
| 206 } | |
| 207 do_test select4-3.3 { | |
| 208 set v [catch {execsql { | |
| 209 SELECT DISTINCT log FROM t1 ORDER BY log | |
| 210 EXCEPT | |
| 211 SELECT n FROM t1 WHERE log=3 | |
| 212 ORDER BY log; | |
| 213 }} msg] | |
| 214 lappend v $msg | |
| 215 } {1 {ORDER BY clause should come after EXCEPT not before}} | |
| 216 | |
| 217 # Intersect operator | |
| 218 # | |
| 219 do_test select4-4.1.1 { | |
| 220 execsql { | |
| 221 SELECT DISTINCT log FROM t1 | |
| 222 INTERSECT | |
| 223 SELECT n FROM t1 WHERE log=3 | |
| 224 ORDER BY log; | |
| 225 } | |
| 226 } {5} | |
| 227 | |
| 228 do_test select4-4.1.2 { | |
| 229 execsql { | |
| 230 SELECT DISTINCT log FROM t1 | |
| 231 UNION ALL | |
| 232 SELECT 6 | |
| 233 INTERSECT | |
| 234 SELECT n FROM t1 WHERE log=3 | |
| 235 ORDER BY t1.log; | |
| 236 } | |
| 237 } {5 6} | |
| 238 | |
| 239 do_test select4-4.1.3 { | |
| 240 execsql { | |
| 241 CREATE TABLE t2 AS | |
| 242 SELECT DISTINCT log FROM t1 UNION ALL SELECT 6 | |
| 243 INTERSECT | |
| 244 SELECT n FROM t1 WHERE log=3 | |
| 245 ORDER BY log; | |
| 246 SELECT * FROM t2; | |
| 247 } | |
| 248 } {5 6} | |
| 249 execsql {DROP TABLE t2} | |
| 250 do_test select4-4.1.4 { | |
| 251 execsql { | |
| 252 CREATE TABLE t2 AS | |
| 253 SELECT DISTINCT log FROM t1 UNION ALL SELECT 6 | |
| 254 INTERSECT | |
| 255 SELECT n FROM t1 WHERE log=3 | |
| 256 ORDER BY log DESC; | |
| 257 SELECT * FROM t2; | |
| 258 } | |
| 259 } {6 5} | |
| 260 execsql {DROP TABLE t2} | |
| 261 ifcapable subquery { | |
| 262 do_test select4-4.2 { | |
| 263 execsql { | |
| 264 SELECT log FROM t1 WHERE n IN | |
| 265 (SELECT DISTINCT log FROM t1 INTERSECT | |
| 266 SELECT n FROM t1 WHERE log=3) | |
| 267 ORDER BY log; | |
| 268 } | |
| 269 } {3} | |
| 270 } | |
| 271 do_test select4-4.3 { | |
| 272 set v [catch {execsql { | |
| 273 SELECT DISTINCT log FROM t1 ORDER BY log | |
| 274 INTERSECT | |
| 275 SELECT n FROM t1 WHERE log=3 | |
| 276 ORDER BY log; | |
| 277 }} msg] | |
| 278 lappend v $msg | |
| 279 } {1 {ORDER BY clause should come after INTERSECT not before}} | |
| 280 do_catchsql_test select4-4.4 { | |
| 281 SELECT 3 IN ( | |
| 282 SELECT 0 ORDER BY 1 | |
| 283 INTERSECT | |
| 284 SELECT 1 | |
| 285 INTERSECT | |
| 286 SELECT 2 | |
| 287 ORDER BY 1 | |
| 288 ); | |
| 289 } {1 {ORDER BY clause should come after INTERSECT not before}} | |
| 290 | |
| 291 # Various error messages while processing UNION or INTERSECT | |
| 292 # | |
| 293 do_test select4-5.1 { | |
| 294 set v [catch {execsql { | |
| 295 SELECT DISTINCT log FROM t2 | |
| 296 UNION ALL | |
| 297 SELECT n FROM t1 WHERE log=3 | |
| 298 ORDER BY log; | |
| 299 }} msg] | |
| 300 lappend v $msg | |
| 301 } {1 {no such table: t2}} | |
| 302 do_test select4-5.2 { | |
| 303 set v [catch {execsql { | |
| 304 SELECT DISTINCT log AS "xyzzy" FROM t1 | |
| 305 UNION ALL | |
| 306 SELECT n FROM t1 WHERE log=3 | |
| 307 ORDER BY xyzzy; | |
| 308 }} msg] | |
| 309 lappend v $msg | |
| 310 } {0 {0 1 2 3 4 5 5 6 7 8}} | |
| 311 do_test select4-5.2b { | |
| 312 set v [catch {execsql { | |
| 313 SELECT DISTINCT log AS xyzzy FROM t1 | |
| 314 UNION ALL | |
| 315 SELECT n FROM t1 WHERE log=3 | |
| 316 ORDER BY "xyzzy"; | |
| 317 }} msg] | |
| 318 lappend v $msg | |
| 319 } {0 {0 1 2 3 4 5 5 6 7 8}} | |
| 320 do_test select4-5.2c { | |
| 321 set v [catch {execsql { | |
| 322 SELECT DISTINCT log FROM t1 | |
| 323 UNION ALL | |
| 324 SELECT n FROM t1 WHERE log=3 | |
| 325 ORDER BY "xyzzy"; | |
| 326 }} msg] | |
| 327 lappend v $msg | |
| 328 } {1 {1st ORDER BY term does not match any column in the result set}} | |
| 329 do_test select4-5.2d { | |
| 330 set v [catch {execsql { | |
| 331 SELECT DISTINCT log FROM t1 | |
| 332 INTERSECT | |
| 333 SELECT n FROM t1 WHERE log=3 | |
| 334 ORDER BY "xyzzy"; | |
| 335 }} msg] | |
| 336 lappend v $msg | |
| 337 } {1 {1st ORDER BY term does not match any column in the result set}} | |
| 338 do_test select4-5.2e { | |
| 339 set v [catch {execsql { | |
| 340 SELECT DISTINCT log FROM t1 | |
| 341 UNION ALL | |
| 342 SELECT n FROM t1 WHERE log=3 | |
| 343 ORDER BY n; | |
| 344 }} msg] | |
| 345 lappend v $msg | |
| 346 } {0 {0 1 2 3 4 5 5 6 7 8}} | |
| 347 do_test select4-5.2f { | |
| 348 catchsql { | |
| 349 SELECT DISTINCT log FROM t1 | |
| 350 UNION ALL | |
| 351 SELECT n FROM t1 WHERE log=3 | |
| 352 ORDER BY log; | |
| 353 } | |
| 354 } {0 {0 1 2 3 4 5 5 6 7 8}} | |
| 355 do_test select4-5.2g { | |
| 356 catchsql { | |
| 357 SELECT DISTINCT log FROM t1 | |
| 358 UNION ALL | |
| 359 SELECT n FROM t1 WHERE log=3 | |
| 360 ORDER BY 1; | |
| 361 } | |
| 362 } {0 {0 1 2 3 4 5 5 6 7 8}} | |
| 363 do_test select4-5.2h { | |
| 364 catchsql { | |
| 365 SELECT DISTINCT log FROM t1 | |
| 366 UNION ALL | |
| 367 SELECT n FROM t1 WHERE log=3 | |
| 368 ORDER BY 2; | |
| 369 } | |
| 370 } {1 {1st ORDER BY term out of range - should be between 1 and 1}} | |
| 371 do_test select4-5.2i { | |
| 372 catchsql { | |
| 373 SELECT DISTINCT 1, log FROM t1 | |
| 374 UNION ALL | |
| 375 SELECT 2, n FROM t1 WHERE log=3 | |
| 376 ORDER BY 2, 1; | |
| 377 } | |
| 378 } {0 {1 0 1 1 1 2 1 3 1 4 1 5 2 5 2 6 2 7 2 8}} | |
| 379 do_test select4-5.2j { | |
| 380 catchsql { | |
| 381 SELECT DISTINCT 1, log FROM t1 | |
| 382 UNION ALL | |
| 383 SELECT 2, n FROM t1 WHERE log=3 | |
| 384 ORDER BY 1, 2 DESC; | |
| 385 } | |
| 386 } {0 {1 5 1 4 1 3 1 2 1 1 1 0 2 8 2 7 2 6 2 5}} | |
| 387 do_test select4-5.2k { | |
| 388 catchsql { | |
| 389 SELECT DISTINCT 1, log FROM t1 | |
| 390 UNION ALL | |
| 391 SELECT 2, n FROM t1 WHERE log=3 | |
| 392 ORDER BY n, 1; | |
| 393 } | |
| 394 } {0 {1 0 1 1 1 2 1 3 1 4 1 5 2 5 2 6 2 7 2 8}} | |
| 395 do_test select4-5.3 { | |
| 396 set v [catch {execsql { | |
| 397 SELECT DISTINCT log, n FROM t1 | |
| 398 UNION ALL | |
| 399 SELECT n FROM t1 WHERE log=3 | |
| 400 ORDER BY log; | |
| 401 }} msg] | |
| 402 lappend v $msg | |
| 403 } {1 {SELECTs to the left and right of UNION ALL do not have the same number of
result columns}} | |
| 404 do_test select4-5.3-3807-1 { | |
| 405 catchsql { | |
| 406 SELECT 1 UNION SELECT 2, 3 UNION SELECT 4, 5 ORDER BY 1; | |
| 407 } | |
| 408 } {1 {SELECTs to the left and right of UNION do not have the same number of resu
lt columns}} | |
| 409 do_test select4-5.4 { | |
| 410 set v [catch {execsql { | |
| 411 SELECT log FROM t1 WHERE n=2 | |
| 412 UNION ALL | |
| 413 SELECT log FROM t1 WHERE n=3 | |
| 414 UNION ALL | |
| 415 SELECT log FROM t1 WHERE n=4 | |
| 416 UNION ALL | |
| 417 SELECT log FROM t1 WHERE n=5 | |
| 418 ORDER BY log; | |
| 419 }} msg] | |
| 420 lappend v $msg | |
| 421 } {0 {1 2 2 3}} | |
| 422 | |
| 423 do_test select4-6.1 { | |
| 424 execsql { | |
| 425 SELECT log, count(*) as cnt FROM t1 GROUP BY log | |
| 426 UNION | |
| 427 SELECT log, n FROM t1 WHERE n=7 | |
| 428 ORDER BY cnt, log; | |
| 429 } | |
| 430 } {0 1 1 1 2 2 3 4 3 7 4 8 5 15} | |
| 431 do_test select4-6.2 { | |
| 432 execsql { | |
| 433 SELECT log, count(*) FROM t1 GROUP BY log | |
| 434 UNION | |
| 435 SELECT log, n FROM t1 WHERE n=7 | |
| 436 ORDER BY count(*), log; | |
| 437 } | |
| 438 } {0 1 1 1 2 2 3 4 3 7 4 8 5 15} | |
| 439 | |
| 440 # NULLs are indistinct for the UNION operator. | |
| 441 # Make sure the UNION operator recognizes this | |
| 442 # | |
| 443 do_test select4-6.3 { | |
| 444 execsql { | |
| 445 SELECT NULL UNION SELECT NULL UNION | |
| 446 SELECT 1 UNION SELECT 2 AS 'x' | |
| 447 ORDER BY x; | |
| 448 } | |
| 449 } {{} 1 2} | |
| 450 do_test select4-6.3.1 { | |
| 451 execsql { | |
| 452 SELECT NULL UNION ALL SELECT NULL UNION ALL | |
| 453 SELECT 1 UNION ALL SELECT 2 AS 'x' | |
| 454 ORDER BY x; | |
| 455 } | |
| 456 } {{} {} 1 2} | |
| 457 | |
| 458 # Make sure the DISTINCT keyword treats NULLs as indistinct. | |
| 459 # | |
| 460 ifcapable subquery { | |
| 461 do_test select4-6.4 { | |
| 462 execsql { | |
| 463 SELECT * FROM ( | |
| 464 SELECT NULL, 1 UNION ALL SELECT NULL, 1 | |
| 465 ); | |
| 466 } | |
| 467 } {{} 1 {} 1} | |
| 468 do_test select4-6.5 { | |
| 469 execsql { | |
| 470 SELECT DISTINCT * FROM ( | |
| 471 SELECT NULL, 1 UNION ALL SELECT NULL, 1 | |
| 472 ); | |
| 473 } | |
| 474 } {{} 1} | |
| 475 do_test select4-6.6 { | |
| 476 execsql { | |
| 477 SELECT DISTINCT * FROM ( | |
| 478 SELECT 1,2 UNION ALL SELECT 1,2 | |
| 479 ); | |
| 480 } | |
| 481 } {1 2} | |
| 482 } | |
| 483 | |
| 484 # Test distinctness of NULL in other ways. | |
| 485 # | |
| 486 do_test select4-6.7 { | |
| 487 execsql { | |
| 488 SELECT NULL EXCEPT SELECT NULL | |
| 489 } | |
| 490 } {} | |
| 491 | |
| 492 | |
| 493 # Make sure column names are correct when a compound select appears as | |
| 494 # an expression in the WHERE clause. | |
| 495 # | |
| 496 do_test select4-7.1 { | |
| 497 execsql { | |
| 498 CREATE TABLE t2 AS SELECT log AS 'x', count(*) AS 'y' FROM t1 GROUP BY log; | |
| 499 SELECT * FROM t2 ORDER BY x; | |
| 500 } | |
| 501 } {0 1 1 1 2 2 3 4 4 8 5 15} | |
| 502 ifcapable subquery { | |
| 503 do_test select4-7.2 { | |
| 504 execsql2 { | |
| 505 SELECT * FROM t1 WHERE n IN (SELECT n FROM t1 INTERSECT SELECT x FROM t2) | |
| 506 ORDER BY n | |
| 507 } | |
| 508 } {n 1 log 0 n 2 log 1 n 3 log 2 n 4 log 2 n 5 log 3} | |
| 509 do_test select4-7.3 { | |
| 510 execsql2 { | |
| 511 SELECT * FROM t1 WHERE n IN (SELECT n FROM t1 EXCEPT SELECT x FROM t2) | |
| 512 ORDER BY n LIMIT 2 | |
| 513 } | |
| 514 } {n 6 log 3 n 7 log 3} | |
| 515 do_test select4-7.4 { | |
| 516 execsql2 { | |
| 517 SELECT * FROM t1 WHERE n IN (SELECT n FROM t1 UNION SELECT x FROM t2) | |
| 518 ORDER BY n LIMIT 2 | |
| 519 } | |
| 520 } {n 1 log 0 n 2 log 1} | |
| 521 } ;# ifcapable subquery | |
| 522 | |
| 523 } ;# ifcapable compound | |
| 524 | |
| 525 # Make sure DISTINCT works appropriately on TEXT and NUMERIC columns. | |
| 526 do_test select4-8.1 { | |
| 527 execsql { | |
| 528 BEGIN; | |
| 529 CREATE TABLE t3(a text, b float, c text); | |
| 530 INSERT INTO t3 VALUES(1, 1.1, '1.1'); | |
| 531 INSERT INTO t3 VALUES(2, 1.10, '1.10'); | |
| 532 INSERT INTO t3 VALUES(3, 1.10, '1.1'); | |
| 533 INSERT INTO t3 VALUES(4, 1.1, '1.10'); | |
| 534 INSERT INTO t3 VALUES(5, 1.2, '1.2'); | |
| 535 INSERT INTO t3 VALUES(6, 1.3, '1.3'); | |
| 536 COMMIT; | |
| 537 } | |
| 538 execsql { | |
| 539 SELECT DISTINCT b FROM t3 ORDER BY c; | |
| 540 } | |
| 541 } {1.1 1.2 1.3} | |
| 542 do_test select4-8.2 { | |
| 543 execsql { | |
| 544 SELECT DISTINCT c FROM t3 ORDER BY c; | |
| 545 } | |
| 546 } {1.1 1.10 1.2 1.3} | |
| 547 | |
| 548 # Make sure the names of columns are taken from the right-most subquery | |
| 549 # right in a compound query. Ticket #1721 | |
| 550 # | |
| 551 ifcapable compound { | |
| 552 | |
| 553 do_test select4-9.1 { | |
| 554 execsql2 { | |
| 555 SELECT x, y FROM t2 UNION SELECT a, b FROM t3 ORDER BY x LIMIT 1 | |
| 556 } | |
| 557 } {x 0 y 1} | |
| 558 do_test select4-9.2 { | |
| 559 execsql2 { | |
| 560 SELECT x, y FROM t2 UNION ALL SELECT a, b FROM t3 ORDER BY x LIMIT 1 | |
| 561 } | |
| 562 } {x 0 y 1} | |
| 563 do_test select4-9.3 { | |
| 564 execsql2 { | |
| 565 SELECT x, y FROM t2 EXCEPT SELECT a, b FROM t3 ORDER BY x LIMIT 1 | |
| 566 } | |
| 567 } {x 0 y 1} | |
| 568 do_test select4-9.4 { | |
| 569 execsql2 { | |
| 570 SELECT x, y FROM t2 INTERSECT SELECT 0 AS a, 1 AS b; | |
| 571 } | |
| 572 } {x 0 y 1} | |
| 573 do_test select4-9.5 { | |
| 574 execsql2 { | |
| 575 SELECT 0 AS x, 1 AS y | |
| 576 UNION | |
| 577 SELECT 2 AS p, 3 AS q | |
| 578 UNION | |
| 579 SELECT 4 AS a, 5 AS b | |
| 580 ORDER BY x LIMIT 1 | |
| 581 } | |
| 582 } {x 0 y 1} | |
| 583 | |
| 584 ifcapable subquery { | |
| 585 do_test select4-9.6 { | |
| 586 execsql2 { | |
| 587 SELECT * FROM ( | |
| 588 SELECT 0 AS x, 1 AS y | |
| 589 UNION | |
| 590 SELECT 2 AS p, 3 AS q | |
| 591 UNION | |
| 592 SELECT 4 AS a, 5 AS b | |
| 593 ) ORDER BY 1 LIMIT 1; | |
| 594 } | |
| 595 } {x 0 y 1} | |
| 596 do_test select4-9.7 { | |
| 597 execsql2 { | |
| 598 SELECT * FROM ( | |
| 599 SELECT 0 AS x, 1 AS y | |
| 600 UNION | |
| 601 SELECT 2 AS p, 3 AS q | |
| 602 UNION | |
| 603 SELECT 4 AS a, 5 AS b | |
| 604 ) ORDER BY x LIMIT 1; | |
| 605 } | |
| 606 } {x 0 y 1} | |
| 607 } ;# ifcapable subquery | |
| 608 | |
| 609 do_test select4-9.8 { | |
| 610 execsql { | |
| 611 SELECT 0 AS x, 1 AS y | |
| 612 UNION | |
| 613 SELECT 2 AS y, -3 AS x | |
| 614 ORDER BY x LIMIT 1; | |
| 615 } | |
| 616 } {0 1} | |
| 617 | |
| 618 do_test select4-9.9.1 { | |
| 619 execsql2 { | |
| 620 SELECT 1 AS a, 2 AS b UNION ALL SELECT 3 AS b, 4 AS a | |
| 621 } | |
| 622 } {a 1 b 2 a 3 b 4} | |
| 623 | |
| 624 ifcapable subquery { | |
| 625 do_test select4-9.9.2 { | |
| 626 execsql2 { | |
| 627 SELECT * FROM (SELECT 1 AS a, 2 AS b UNION ALL SELECT 3 AS b, 4 AS a) | |
| 628 WHERE b=3 | |
| 629 } | |
| 630 } {} | |
| 631 do_test select4-9.10 { | |
| 632 execsql2 { | |
| 633 SELECT * FROM (SELECT 1 AS a, 2 AS b UNION ALL SELECT 3 AS b, 4 AS a) | |
| 634 WHERE b=2 | |
| 635 } | |
| 636 } {a 1 b 2} | |
| 637 do_test select4-9.11 { | |
| 638 execsql2 { | |
| 639 SELECT * FROM (SELECT 1 AS a, 2 AS b UNION ALL SELECT 3 AS e, 4 AS b) | |
| 640 WHERE b=2 | |
| 641 } | |
| 642 } {a 1 b 2} | |
| 643 do_test select4-9.12 { | |
| 644 execsql2 { | |
| 645 SELECT * FROM (SELECT 1 AS a, 2 AS b UNION ALL SELECT 3 AS e, 4 AS b) | |
| 646 WHERE b>0 | |
| 647 } | |
| 648 } {a 1 b 2 a 3 b 4} | |
| 649 } ;# ifcapable subquery | |
| 650 | |
| 651 # Try combining DISTINCT, LIMIT, and OFFSET. Make sure they all work | |
| 652 # together. | |
| 653 # | |
| 654 do_test select4-10.1 { | |
| 655 execsql { | |
| 656 SELECT DISTINCT log FROM t1 ORDER BY log | |
| 657 } | |
| 658 } {0 1 2 3 4 5} | |
| 659 do_test select4-10.2 { | |
| 660 execsql { | |
| 661 SELECT DISTINCT log FROM t1 ORDER BY log LIMIT 4 | |
| 662 } | |
| 663 } {0 1 2 3} | |
| 664 do_test select4-10.3 { | |
| 665 execsql { | |
| 666 SELECT DISTINCT log FROM t1 ORDER BY log LIMIT 0 | |
| 667 } | |
| 668 } {} | |
| 669 do_test select4-10.4 { | |
| 670 execsql { | |
| 671 SELECT DISTINCT log FROM t1 ORDER BY log LIMIT -1 | |
| 672 } | |
| 673 } {0 1 2 3 4 5} | |
| 674 do_test select4-10.5 { | |
| 675 execsql { | |
| 676 SELECT DISTINCT log FROM t1 ORDER BY log LIMIT -1 OFFSET 2 | |
| 677 } | |
| 678 } {2 3 4 5} | |
| 679 do_test select4-10.6 { | |
| 680 execsql { | |
| 681 SELECT DISTINCT log FROM t1 ORDER BY log LIMIT 3 OFFSET 2 | |
| 682 } | |
| 683 } {2 3 4} | |
| 684 do_test select4-10.7 { | |
| 685 execsql { | |
| 686 SELECT DISTINCT log FROM t1 ORDER BY +log LIMIT 3 OFFSET 20 | |
| 687 } | |
| 688 } {} | |
| 689 do_test select4-10.8 { | |
| 690 execsql { | |
| 691 SELECT DISTINCT log FROM t1 ORDER BY log LIMIT 0 OFFSET 3 | |
| 692 } | |
| 693 } {} | |
| 694 do_test select4-10.9 { | |
| 695 execsql { | |
| 696 SELECT DISTINCT max(n), log FROM t1 ORDER BY +log; -- LIMIT 2 OFFSET 1 | |
| 697 } | |
| 698 } {31 5} | |
| 699 | |
| 700 # Make sure compound SELECTs with wildly different numbers of columns | |
| 701 # do not cause assertion faults due to register allocation issues. | |
| 702 # | |
| 703 do_test select4-11.1 { | |
| 704 catchsql { | |
| 705 SELECT x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x FROM t2 | |
| 706 UNION | |
| 707 SELECT x FROM t2 | |
| 708 } | |
| 709 } {1 {SELECTs to the left and right of UNION do not have the same number of resu
lt columns}} | |
| 710 do_test select4-11.2 { | |
| 711 catchsql { | |
| 712 SELECT x FROM t2 | |
| 713 UNION | |
| 714 SELECT x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x FROM t2 | |
| 715 } | |
| 716 } {1 {SELECTs to the left and right of UNION do not have the same number of resu
lt columns}} | |
| 717 do_test select4-11.3 { | |
| 718 catchsql { | |
| 719 SELECT x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x FROM t2 | |
| 720 UNION ALL | |
| 721 SELECT x FROM t2 | |
| 722 } | |
| 723 } {1 {SELECTs to the left and right of UNION ALL do not have the same number of
result columns}} | |
| 724 do_test select4-11.4 { | |
| 725 catchsql { | |
| 726 SELECT x FROM t2 | |
| 727 UNION ALL | |
| 728 SELECT x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x FROM t2 | |
| 729 } | |
| 730 } {1 {SELECTs to the left and right of UNION ALL do not have the same number of
result columns}} | |
| 731 do_test select4-11.5 { | |
| 732 catchsql { | |
| 733 SELECT x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x FROM t2 | |
| 734 EXCEPT | |
| 735 SELECT x FROM t2 | |
| 736 } | |
| 737 } {1 {SELECTs to the left and right of EXCEPT do not have the same number of res
ult columns}} | |
| 738 do_test select4-11.6 { | |
| 739 catchsql { | |
| 740 SELECT x FROM t2 | |
| 741 EXCEPT | |
| 742 SELECT x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x FROM t2 | |
| 743 } | |
| 744 } {1 {SELECTs to the left and right of EXCEPT do not have the same number of res
ult columns}} | |
| 745 do_test select4-11.7 { | |
| 746 catchsql { | |
| 747 SELECT x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x FROM t2 | |
| 748 INTERSECT | |
| 749 SELECT x FROM t2 | |
| 750 } | |
| 751 } {1 {SELECTs to the left and right of INTERSECT do not have the same number of
result columns}} | |
| 752 do_test select4-11.8 { | |
| 753 catchsql { | |
| 754 SELECT x FROM t2 | |
| 755 INTERSECT | |
| 756 SELECT x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x FROM t2 | |
| 757 } | |
| 758 } {1 {SELECTs to the left and right of INTERSECT do not have the same number of
result columns}} | |
| 759 | |
| 760 do_test select4-11.11 { | |
| 761 catchsql { | |
| 762 SELECT x FROM t2 | |
| 763 UNION | |
| 764 SELECT x FROM t2 | |
| 765 UNION ALL | |
| 766 SELECT x FROM t2 | |
| 767 EXCEPT | |
| 768 SELECT x FROM t2 | |
| 769 INTERSECT | |
| 770 SELECT x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x FROM t2 | |
| 771 } | |
| 772 } {1 {SELECTs to the left and right of INTERSECT do not have the same number of
result columns}} | |
| 773 do_test select4-11.12 { | |
| 774 catchsql { | |
| 775 SELECT x FROM t2 | |
| 776 UNION | |
| 777 SELECT x FROM t2 | |
| 778 UNION ALL | |
| 779 SELECT x FROM t2 | |
| 780 EXCEPT | |
| 781 SELECT x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x FROM t2 | |
| 782 EXCEPT | |
| 783 SELECT x FROM t2 | |
| 784 } | |
| 785 } {1 {SELECTs to the left and right of EXCEPT do not have the same number of res
ult columns}} | |
| 786 do_test select4-11.13 { | |
| 787 catchsql { | |
| 788 SELECT x FROM t2 | |
| 789 UNION | |
| 790 SELECT x FROM t2 | |
| 791 UNION ALL | |
| 792 SELECT x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x FROM t2 | |
| 793 UNION ALL | |
| 794 SELECT x FROM t2 | |
| 795 EXCEPT | |
| 796 SELECT x FROM t2 | |
| 797 } | |
| 798 } {1 {SELECTs to the left and right of UNION ALL do not have the same number of
result columns}} | |
| 799 do_test select4-11.14 { | |
| 800 catchsql { | |
| 801 SELECT x FROM t2 | |
| 802 UNION | |
| 803 SELECT x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x FROM t2 | |
| 804 UNION | |
| 805 SELECT x FROM t2 | |
| 806 UNION ALL | |
| 807 SELECT x FROM t2 | |
| 808 EXCEPT | |
| 809 SELECT x FROM t2 | |
| 810 } | |
| 811 } {1 {SELECTs to the left and right of UNION do not have the same number of resu
lt columns}} | |
| 812 do_test select4-11.15 { | |
| 813 catchsql { | |
| 814 SELECT x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x FROM t2 | |
| 815 UNION | |
| 816 SELECT x FROM t2 | |
| 817 INTERSECT | |
| 818 SELECT x FROM t2 | |
| 819 UNION ALL | |
| 820 SELECT x FROM t2 | |
| 821 EXCEPT | |
| 822 SELECT x FROM t2 | |
| 823 } | |
| 824 } {1 {SELECTs to the left and right of UNION do not have the same number of resu
lt columns}} | |
| 825 do_test select4-11.16 { | |
| 826 catchsql { | |
| 827 INSERT INTO t2(rowid) VALUES(2) UNION SELECT 3,4 UNION SELECT 5,6 ORDER BY 1
; | |
| 828 } | |
| 829 } {1 {SELECTs to the left and right of UNION do not have the same number of resu
lt columns}} | |
| 830 | |
| 831 do_test select4-12.1 { | |
| 832 sqlite3 db2 :memory: | |
| 833 catchsql { | |
| 834 SELECT 1 UNION SELECT 2,3 UNION SELECT 4,5 ORDER BY 1; | |
| 835 } db2 | |
| 836 } {1 {SELECTs to the left and right of UNION do not have the same number of resu
lt columns}} | |
| 837 | |
| 838 } ;# ifcapable compound | |
| 839 | |
| 840 | |
| 841 # Ticket [3557ad65a076c] - Incorrect DISTINCT processing with an | |
| 842 # indexed query using IN. | |
| 843 # | |
| 844 do_test select4-13.1 { | |
| 845 sqlite3 db test.db | |
| 846 db eval { | |
| 847 CREATE TABLE t13(a,b); | |
| 848 INSERT INTO t13 VALUES(1,1); | |
| 849 INSERT INTO t13 VALUES(2,1); | |
| 850 INSERT INTO t13 VALUES(3,1); | |
| 851 INSERT INTO t13 VALUES(2,2); | |
| 852 INSERT INTO t13 VALUES(3,2); | |
| 853 INSERT INTO t13 VALUES(4,2); | |
| 854 CREATE INDEX t13ab ON t13(a,b); | |
| 855 SELECT DISTINCT b from t13 WHERE a IN (1,2,3); | |
| 856 } | |
| 857 } {1 2} | |
| 858 | |
| 859 # 2014-02-18: Make sure compound SELECTs work with VALUES clauses | |
| 860 # | |
| 861 do_execsql_test select4-14.1 { | |
| 862 CREATE TABLE t14(a,b,c); | |
| 863 INSERT INTO t14 VALUES(1,2,3),(4,5,6); | |
| 864 SELECT * FROM t14 INTERSECT VALUES(3,2,1),(2,3,1),(1,2,3),(2,1,3); | |
| 865 } {1 2 3} | |
| 866 do_execsql_test select4-14.2 { | |
| 867 SELECT * FROM t14 INTERSECT VALUES(1,2,3); | |
| 868 } {1 2 3} | |
| 869 do_execsql_test select4-14.3 { | |
| 870 SELECT * FROM t14 | |
| 871 UNION VALUES(3,2,1),(2,3,1),(1,2,3),(7,8,9),(4,5,6) | |
| 872 UNION SELECT * FROM t14 ORDER BY 1, 2, 3 | |
| 873 } {1 2 3 2 3 1 3 2 1 4 5 6 7 8 9} | |
| 874 do_execsql_test select4-14.4 { | |
| 875 SELECT * FROM t14 | |
| 876 UNION VALUES(3,2,1) | |
| 877 UNION SELECT * FROM t14 ORDER BY 1, 2, 3 | |
| 878 } {1 2 3 3 2 1 4 5 6} | |
| 879 do_execsql_test select4-14.5 { | |
| 880 SELECT * FROM t14 EXCEPT VALUES(3,2,1),(2,3,1),(1,2,3),(2,1,3); | |
| 881 } {4 5 6} | |
| 882 do_execsql_test select4-14.6 { | |
| 883 SELECT * FROM t14 EXCEPT VALUES(1,2,3) | |
| 884 } {4 5 6} | |
| 885 do_execsql_test select4-14.7 { | |
| 886 SELECT * FROM t14 EXCEPT VALUES(1,2,3) EXCEPT VALUES(4,5,6) | |
| 887 } {} | |
| 888 do_execsql_test select4-14.8 { | |
| 889 SELECT * FROM t14 EXCEPT VALUES('a','b','c') EXCEPT VALUES(4,5,6) | |
| 890 } {1 2 3} | |
| 891 do_execsql_test select4-14.9 { | |
| 892 SELECT * FROM t14 UNION ALL VALUES(3,2,1),(2,3,1),(1,2,3),(2,1,3); | |
| 893 } {1 2 3 4 5 6 3 2 1 2 3 1 1 2 3 2 1 3} | |
| 894 do_execsql_test select4-14.10 { | |
| 895 SELECT (VALUES(1),(2),(3),(4)) | |
| 896 } {1} | |
| 897 do_execsql_test select4-14.11 { | |
| 898 SELECT (SELECT 1 UNION ALL SELECT 2 UNION ALL SELECT 3 UNION ALL SELECT 4) | |
| 899 } {1} | |
| 900 do_execsql_test select4-14.12 { | |
| 901 VALUES(1) UNION VALUES(2); | |
| 902 } {1 2} | |
| 903 do_execsql_test select4-14.13 { | |
| 904 VALUES(1),(2),(3) EXCEPT VALUES(2); | |
| 905 } {1 3} | |
| 906 do_execsql_test select4-14.14 { | |
| 907 VALUES(1),(2),(3) EXCEPT VALUES(1),(3); | |
| 908 } {2} | |
| 909 do_execsql_test select4-14.15 { | |
| 910 SELECT * FROM (SELECT 123), (SELECT 456) ON likely(0 OR 1) OR 0; | |
| 911 } {123 456} | |
| 912 do_execsql_test select4-14.16 { | |
| 913 VALUES(1),(2),(3),(4) UNION ALL SELECT 5 LIMIT 99; | |
| 914 } {1 2 3 4 5} | |
| 915 do_execsql_test select4-14.17 { | |
| 916 VALUES(1),(2),(3),(4) UNION ALL SELECT 5 LIMIT 3; | |
| 917 } {1 2 3} | |
| 918 | |
| 919 finish_test | |
| OLD | NEW |