gitlab.com/CoiaPrant/sqlite3@v1.19.1/testdata/tcl/vtab1.test (about) 1 # 2006 June 10 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 creating and dropping virtual tables. 13 # 14 # $Id: vtab1.test,v 1.57 2008/08/01 17:51:47 danielk1977 Exp $ 15 16 set testdir [file dirname $argv0] 17 source $testdir/tester.tcl 18 set testprefix vtab1 19 20 ifcapable !vtab||!schema_pragmas { 21 finish_test 22 return 23 } 24 25 #---------------------------------------------------------------------- 26 # Organization of tests in this file: 27 # 28 # vtab1-1.*: Error conditions and other issues surrounding creation/connection 29 # of a virtual module. 30 # vtab1-2.*: Test sqlite3_declare_vtab() and the xConnect/xDisconnect methods. 31 # vtab1-3.*: Table scans and WHERE clauses. 32 # vtab1-4.*: Table scans and ORDER BY clauses. 33 # vtab1-5.*: Test queries that include joins. This brings the 34 # sqlite3_index_info.estimatedCost variable into play. 35 # vtab1-6.*: Test UPDATE/INSERT/DELETE on vtables. 36 # vtab1-7.*: Test sqlite3_last_insert_rowid(). 37 # 38 # This file uses the "echo" module (see src/test8.c). Refer to comments 39 # in that file for the special behaviour of the Tcl $echo_module variable. 40 # 41 # TODO: 42 # * How to test the sqlite3_index_constraint_usage.omit field? 43 # * vtab1-5.* 44 # 45 # vtab1-14.*: Test 'IN' constraints - i.e. "SELECT * FROM t1 WHERE id IN(...)" 46 # 47 # vtab1-18.*: Check that the LIKE optimization is not applied when the lhs 48 # is a virtual table column. 49 # 50 51 52 #---------------------------------------------------------------------- 53 # Test cases vtab1.1.* 54 # 55 56 # We cannot create a virtual table if the module has not been registered. 57 # 58 do_test vtab1-1.1.1 { 59 catchsql { 60 CREATE VIRTUAL TABLE t1 USING echo; 61 } 62 } {1 {no such module: echo}} 63 do_test vtab1-1.1.2 { 64 catchsql { 65 CREATE VIRTUAL TABLE IF NOT EXISTS t1 USING echo; 66 } 67 } {1 {no such module: echo}} 68 do_test vtab1-1.2 { 69 execsql { 70 SELECT name FROM sqlite_master ORDER BY 1 71 } 72 } {} 73 74 # Register the module 75 register_echo_module [sqlite3_connection_pointer db] 76 77 # Once a module has been registered, virtual tables using that module 78 # may be created. However if a module xCreate() fails to call 79 # sqlite3_declare_vtab() an error will be raised and the table not created. 80 # 81 # The "echo" module does not invoke sqlite3_declare_vtab() if it is 82 # passed zero arguments. 83 # 84 do_test vtab1-1.3.1 { 85 catchsql { 86 CREATE VIRTUAL TABLE t1 USING echo; 87 } 88 } {1 {vtable constructor did not declare schema: t1}} 89 do_test vtab1-1.3.2 { 90 catchsql { 91 CREATE VIRTUAL TABLE IF NOT EXISTS t1 USING echo; 92 } 93 } {1 {vtable constructor did not declare schema: t1}} 94 do_test vtab1-1.4 { 95 execsql { 96 SELECT name FROM sqlite_master ORDER BY 1 97 } 98 } {} 99 100 # The "echo" module xCreate method returns an error and does not create 101 # the virtual table if it is passed an argument that does not correspond 102 # to an existing real table in the same database. 103 # 104 do_test vtab1-1.5.1 { 105 catchsql { 106 CREATE VIRTUAL TABLE t1 USING echo(no_such_table); 107 } 108 } {1 {vtable constructor failed: t1}} 109 do_test vtab1-1.5.2 { 110 catchsql { 111 CREATE VIRTUAL TABLE IF NOT EXISTS t1 USING echo(no_such_table); 112 } 113 } {1 {vtable constructor failed: t1}} 114 do_test vtab1-1.6 { 115 execsql { 116 SELECT name FROM sqlite_master ORDER BY 1 117 } 118 } {} 119 120 # Ticket #2156. Using the sqlite3_prepare_v2() API, make sure that 121 # a CREATE VIRTUAL TABLE statement can be used multiple times. 122 # 123 do_test vtab1-1.2152.1 { 124 set DB [sqlite3_connection_pointer db] 125 set sql {CREATE VIRTUAL TABLE t2152a USING echo(t2152b)} 126 set STMT [sqlite3_prepare_v2 $DB $sql -1 TAIL] 127 sqlite3_step $STMT 128 } SQLITE_ERROR 129 do_test vtab-1.2152.2 { 130 sqlite3_reset $STMT 131 sqlite3_step $STMT 132 } SQLITE_ERROR 133 do_test vtab-1.2152.3 { 134 sqlite3_reset $STMT 135 db eval {CREATE TABLE t2152b(x,y)} 136 sqlite3_step $STMT 137 } SQLITE_DONE 138 do_test vtab-1.2152.4 { 139 sqlite3_finalize $STMT 140 db eval {DROP TABLE t2152a; DROP TABLE t2152b} 141 } {} 142 143 # Test to make sure nothing goes wrong and no memory is leaked if we 144 # select an illegal table-name (i.e a reserved name or the name of a 145 # table that already exists). 146 # 147 do_test vtab1-1.7.1 { 148 catchsql { 149 CREATE VIRTUAL TABLE sqlite_master USING echo; 150 } 151 } {1 {object name reserved for internal use: sqlite_master}} 152 do_test vtab1-1.7.2 { 153 catchsql { 154 CREATE VIRTUAL TABLE IF NOT EXISTS sqlite_master USING echo; 155 } 156 } {1 {object name reserved for internal use: sqlite_master}} 157 do_test vtab1-1.8.1 { 158 catchsql { 159 CREATE TABLE treal(a, b, c); 160 CREATE VIRTUAL TABLE treal USING echo(treal); 161 } 162 } {1 {table treal already exists}} 163 do_test vtab1-1.8.2 { 164 catchsql { 165 CREATE VIRTUAL TABLE IF NOT EXISTS treal USING echo(treal); 166 } 167 } {0 {}} 168 do_test vtab1-1.9 { 169 execsql { 170 DROP TABLE treal; 171 SELECT name FROM sqlite_master ORDER BY 1 172 } 173 } {} 174 175 do_test vtab1-1.10 { 176 execsql { 177 CREATE TABLE treal(a, b, c); 178 CREATE VIRTUAL TABLE techo USING echo(treal); 179 } 180 db close 181 sqlite3 db test.db 182 catchsql { 183 SELECT * FROM techo; 184 } 185 } {1 {no such module: echo}} 186 do_test vtab1-1.11 { 187 catchsql { 188 INSERT INTO techo VALUES(1, 2, 3); 189 } 190 } {1 {no such module: echo}} 191 do_test vtab1-1.12 { 192 catchsql { 193 UPDATE techo SET a = 10; 194 } 195 } {1 {no such module: echo}} 196 do_test vtab1-1.13 { 197 catchsql { 198 DELETE FROM techo; 199 } 200 } {1 {no such module: echo}} 201 do_test vtab1-1.14 { 202 catchsql { 203 PRAGMA table_info(techo) 204 } 205 } {1 {no such module: echo}} 206 do_test vtab1-1.15 { 207 catchsql { 208 DROP TABLE techo; 209 } 210 } {1 {no such module: echo}} 211 212 register_echo_module [sqlite3_connection_pointer db] 213 register_echo_module [sqlite3_connection_pointer db] 214 215 # Test an error message returned from a v-table constructor. 216 # 217 do_test vtab1-1.16 { 218 execsql { 219 DROP TABLE techo; 220 CREATE TABLE logmsg(log); 221 } 222 catchsql { 223 CREATE VIRTUAL TABLE techo USING echo(treal, logmsg); 224 } 225 } {1 {table 'logmsg' already exists}} 226 227 do_test vtab1-1.17 { 228 execsql { 229 DROP TABLE treal; 230 DROP TABLE logmsg; 231 SELECT sql FROM sqlite_master; 232 } 233 } {} 234 235 #---------------------------------------------------------------------- 236 # Test cases vtab1.2.* 237 # 238 # At this point, the database is completely empty. The echo module 239 # has already been registered. 240 241 # If a single argument is passed to the echo module during table 242 # creation, it is assumed to be the name of a table in the same 243 # database. The echo module attempts to set the schema of the 244 # new virtual table to be the same as the existing database table. 245 # 246 do_test vtab1-2.1 { 247 execsql { 248 CREATE TABLE template(a, b, c); 249 } 250 execsql { PRAGMA table_info(template); } 251 } [list \ 252 0 a {} 0 {} 0 \ 253 1 b {} 0 {} 0 \ 254 2 c {} 0 {} 0 \ 255 ] 256 do_test vtab1-2.2 { 257 execsql { 258 CREATE VIRTUAL TABLE t1 USING echo(template); 259 } 260 execsql { PRAGMA table_info(t1); } 261 } [list \ 262 0 a {} 0 {} 0 \ 263 1 b {} 0 {} 0 \ 264 2 c {} 0 {} 0 \ 265 ] 266 267 # Test that the database can be unloaded. This should invoke the xDisconnect() 268 # callback for the successfully create virtual table (t1). 269 # 270 do_test vtab1-2.3 { 271 set echo_module [list] 272 db close 273 set echo_module 274 } [list xDisconnect] 275 276 # Re-open the database. This should not cause any virtual methods to 277 # be called. The invocation of xConnect() is delayed until the virtual 278 # table schema is first required by the compiler. 279 # 280 do_test vtab1-2.4 { 281 set echo_module [list] 282 sqlite3 db test.db 283 db cache size 0 284 set echo_module 285 } {} 286 287 # Try to query the virtual table schema. This should fail, as the 288 # echo module has not been registered with this database connection. 289 # 290 do_test vtab1.2.6 { 291 catchsql { PRAGMA table_info(t1); } 292 } {1 {no such module: echo}} 293 294 # Register the module 295 register_echo_module [sqlite3_connection_pointer db] 296 297 # Try to query the virtual table schema again. This time it should 298 # invoke the xConnect method and succeed. 299 # 300 do_test vtab1.2.7 { 301 execsql { PRAGMA table_info(t1); } 302 } [list \ 303 0 a {} 0 {} 0 \ 304 1 b {} 0 {} 0 \ 305 2 c {} 0 {} 0 \ 306 ] 307 do_test vtab1.2.8 { 308 set echo_module 309 } {xConnect echo main t1 template} 310 311 # Drop table t1. This should cause the xDestroy (but not xDisconnect) method 312 # to be invoked. 313 do_test vtab1-2.5 { 314 set echo_module "" 315 execsql { 316 DROP TABLE t1; 317 } 318 set echo_module 319 } {xDestroy} 320 321 do_test vtab1-2.6 { 322 execsql { 323 PRAGMA table_info(t1); 324 } 325 } {} 326 do_test vtab1-2.7 { 327 execsql { 328 SELECT sql FROM sqlite_master; 329 } 330 } [list {CREATE TABLE template(a, b, c)}] 331 # Clean up other test artifacts: 332 do_test vtab1-2.8 { 333 execsql { 334 DROP TABLE template; 335 SELECT sql FROM sqlite_master; 336 } 337 } [list] 338 339 #---------------------------------------------------------------------- 340 # Test case vtab1-3 test table scans and the echo module's 341 # xBestIndex/xFilter handling of WHERE conditions. 342 343 do_test vtab1-3.1 { 344 set echo_module "" 345 execsql { 346 CREATE TABLE treal(a INTEGER, b INTEGER, c); 347 CREATE INDEX treal_idx ON treal(b); 348 CREATE VIRTUAL TABLE t1 USING echo(treal); 349 } 350 set echo_module 351 } [list xCreate echo main t1 treal \ 352 xSync echo(treal) \ 353 xCommit echo(treal) \ 354 ] 355 356 # Test that a SELECT on t1 doesn't crash. No rows are returned 357 # because the underlying real table is currently empty. 358 # 359 do_test vtab1-3.2 { 360 execsql { 361 SELECT a, b, c FROM t1; 362 } 363 } {} 364 365 # Put some data into the table treal. Then try a few simple SELECT 366 # statements on t1. 367 # 368 do_test vtab1-3.3 { 369 execsql { 370 INSERT INTO treal VALUES(1, 2, 3); 371 INSERT INTO treal VALUES(4, 5, 6); 372 SELECT * FROM t1; 373 } 374 } {1 2 3 4 5 6} 375 do_test vtab1-3.4 { 376 execsql { 377 SELECT a FROM t1; 378 } 379 } {1 4} 380 do_test vtab1-3.5 { 381 execsql { 382 SELECT rowid FROM t1; 383 } 384 } {1 2} 385 do_test vtab1-3.6 { 386 set echo_module "" 387 execsql { 388 SELECT * FROM t1; 389 } 390 } {1 2 3 4 5 6} 391 do_test vtab1-3.7 { 392 execsql { 393 SELECT rowid, * FROM t1; 394 } 395 } {1 1 2 3 2 4 5 6} 396 do_test vtab1-3.8.1 { 397 execsql { 398 SELECT a AS d, b AS e, c AS f FROM t1; 399 } 400 } {1 2 3 4 5 6} 401 402 # Execute some SELECT statements with WHERE clauses on the t1 table. 403 # Then check the echo_module variable (written to by the module methods 404 # in test8.c) to make sure the xBestIndex() and xFilter() methods were 405 # called correctly. 406 # 407 do_test vtab1-3.8.2 { 408 set echo_module "" 409 execsql { 410 SELECT * FROM t1; 411 } 412 set echo_module 413 } [list xBestIndex {SELECT rowid, a, b, c FROM 'treal'} \ 414 xFilter {SELECT rowid, a, b, c FROM 'treal'} ] 415 do_test vtab1-3.9 { 416 set echo_module "" 417 execsql { 418 SELECT * FROM t1 WHERE b = 5; 419 } 420 } {4 5 6} 421 do_test vtab1-3.10 { 422 set echo_module 423 } [list xBestIndex {SELECT rowid, a, b, c FROM 'treal' WHERE b = ?} \ 424 xFilter {SELECT rowid, a, b, c FROM 'treal' WHERE b = ?} 5 ] 425 do_test vtab1-3.10 { 426 set echo_module "" 427 execsql { 428 SELECT * FROM t1 WHERE b >= 5 AND b <= 10; 429 } 430 } {4 5 6} 431 do_test vtab1-3.11 { 432 set echo_module 433 } [list xBestIndex {SELECT rowid, a, b, c FROM 'treal' WHERE b >= ? AND b <= ?}\ 434 xFilter {SELECT rowid, a, b, c FROM 'treal' WHERE b >= ? AND b <= ?}\ 435 5 10 ] 436 do_test vtab1-3.12 { 437 set echo_module "" 438 execsql { 439 SELECT * FROM t1 WHERE b BETWEEN 2 AND 10; 440 } 441 } {1 2 3 4 5 6} 442 do_test vtab1-3.13 { 443 set echo_module 444 } [list xBestIndex {SELECT rowid, a, b, c FROM 'treal' WHERE b >= ? AND b <= ?}\ 445 xFilter {SELECT rowid, a, b, c FROM 'treal' WHERE b >= ? AND b <= ?}\ 446 2 10 ] 447 448 # Add a function for the MATCH operator. Everything always matches! 449 #proc test_match {lhs rhs} { 450 # lappend ::echo_module MATCH $lhs $rhs 451 # return 1 452 #} 453 #db function match test_match 454 455 set echo_module "" 456 do_test vtab1-3.12 { 457 set echo_module "" 458 catchsql { 459 SELECT * FROM t1 WHERE a MATCH 'string'; 460 } 461 } {1 {unable to use function MATCH in the requested context}} 462 do_test vtab1-3.13 { 463 set echo_module 464 } [list xBestIndex {SELECT rowid, a, b, c FROM 'treal'} \ 465 xFilter {SELECT rowid, a, b, c FROM 'treal'}] 466 ifcapable subquery { 467 # The echo module uses a subquery internally to implement the MATCH operator. 468 do_test vtab1-3.14 { 469 set echo_module "" 470 execsql { 471 SELECT * FROM t1 WHERE b MATCH 'string'; 472 } 473 } {} 474 do_test vtab1-3.15 { 475 set echo_module 476 } [list xBestIndex \ 477 {SELECT rowid, a, b, c FROM 'treal' WHERE b LIKE (SELECT '%'||?||'%')} \ 478 xFilter \ 479 {SELECT rowid, a, b, c FROM 'treal' WHERE b LIKE (SELECT '%'||?||'%')} \ 480 string ] 481 }; #ifcapable subquery 482 483 #---------------------------------------------------------------------- 484 # Test case vtab1-3 test table scans and the echo module's 485 # xBestIndex/xFilter handling of ORDER BY clauses. 486 487 # This procedure executes the SQL. Then it checks to see if the OP_Sort 488 # opcode was executed. If an OP_Sort did occur, then "sort" is appended 489 # to the result. If no OP_Sort happened, then "nosort" is appended. 490 # 491 # This procedure is used to check to make sure sorting is or is not 492 # occurring as expected. 493 # 494 proc cksort {sql} { 495 set ::sqlite_sort_count 0 496 set data [execsql $sql] 497 if {$::sqlite_sort_count} {set x sort} {set x nosort} 498 lappend data $x 499 return $data 500 } 501 502 do_test vtab1-4.1 { 503 set echo_module "" 504 cksort { 505 SELECT b FROM t1 ORDER BY b; 506 } 507 } {2 5 nosort} 508 do_test vtab1-4.2 { 509 set echo_module 510 } [list xBestIndex {SELECT rowid, NULL, b, NULL FROM 'treal' ORDER BY b ASC} \ 511 xFilter {SELECT rowid, NULL, b, NULL FROM 'treal' ORDER BY b ASC} ] 512 do_test vtab1-4.3 { 513 set echo_module "" 514 cksort { 515 SELECT b FROM t1 ORDER BY b DESC; 516 } 517 } {5 2 nosort} 518 do_test vtab1-4.4 { 519 set echo_module 520 } [list xBestIndex {SELECT rowid, NULL, b, NULL FROM 'treal' ORDER BY b DESC} \ 521 xFilter {SELECT rowid, NULL, b, NULL FROM 'treal' ORDER BY b DESC} ] 522 do_test vtab1-4.3 { 523 set echo_module "" 524 cksort { 525 SELECT b FROM t1 ORDER BY b||''; 526 } 527 } {2 5 sort} 528 do_test vtab1-4.4 { 529 set echo_module 530 } [list xBestIndex {SELECT rowid, NULL, b, NULL FROM 'treal'} \ 531 xFilter {SELECT rowid, NULL, b, NULL FROM 'treal'} ] 532 533 execsql { 534 DROP TABLE t1; 535 DROP TABLE treal; 536 } 537 538 #---------------------------------------------------------------------- 539 # Test cases vtab1-5 test SELECT queries that include joins on virtual 540 # tables. 541 542 proc filter {log} { 543 set out [list] 544 for {set ii 0} {$ii < [llength $log]} {incr ii} { 545 if {[lindex $log $ii] eq "xFilter"} { 546 lappend out xFilter 547 lappend out [lindex $log [expr $ii+1]] 548 } 549 } 550 return $out 551 } 552 553 do_test vtab1-5-1 { 554 execsql { 555 CREATE TABLE t1(a, b, c); 556 CREATE TABLE t2(d, e, f); 557 INSERT INTO t1 VALUES(1, 'red', 'green'); 558 INSERT INTO t1 VALUES(2, 'blue', 'black'); 559 INSERT INTO t2 VALUES(1, 'spades', 'clubs'); 560 INSERT INTO t2 VALUES(2, 'hearts', 'diamonds'); 561 CREATE VIRTUAL TABLE et1 USING echo(t1); 562 CREATE VIRTUAL TABLE et2 USING echo(t2); 563 } 564 } {} 565 566 do_test vtab1-5-2 { 567 set echo_module "" 568 execsql { 569 SELECT * FROM et1, et2; 570 } 571 } [list \ 572 1 red green 1 spades clubs \ 573 1 red green 2 hearts diamonds \ 574 2 blue black 1 spades clubs \ 575 2 blue black 2 hearts diamonds \ 576 ] 577 do_test vtab1-5-3 { 578 filter $echo_module 579 } [list \ 580 xFilter {SELECT rowid, a, b, c FROM 't1'} \ 581 xFilter {SELECT rowid, d, e, f FROM 't2'} \ 582 xFilter {SELECT rowid, d, e, f FROM 't2'} \ 583 ] 584 do_test vtab1-5-4 { 585 set echo_module "" 586 execsql { 587 SELECT * FROM et1, et2 WHERE et2.d = 2; 588 } 589 } [list \ 590 1 red green 2 hearts diamonds \ 591 2 blue black 2 hearts diamonds \ 592 ] 593 do_test vtab1-5-5 { 594 filter $echo_module 595 } [list \ 596 xFilter {SELECT rowid, a, b, c FROM 't1'} \ 597 xFilter {SELECT rowid, d, e, f FROM 't2'} \ 598 xFilter {SELECT rowid, d, e, f FROM 't2'} \ 599 ] 600 do_test vtab1-5-6 { 601 execsql { 602 CREATE INDEX i1 ON t2(d); 603 } 604 605 db close 606 sqlite3 db test.db 607 register_echo_module [sqlite3_connection_pointer db] 608 609 set ::echo_module "" 610 execsql { 611 SELECT * FROM et1, et2 WHERE et2.d = 2; 612 } 613 } [list \ 614 1 red green 2 hearts diamonds \ 615 2 blue black 2 hearts diamonds \ 616 ] 617 do_test vtab1-5-7 { 618 filter $::echo_module 619 } [list \ 620 xFilter {SELECT rowid, a, b, c FROM 't1'} \ 621 xFilter {SELECT rowid, d, e, f FROM 't2' WHERE d = ?} \ 622 xFilter {SELECT rowid, d, e, f FROM 't2' WHERE d = ?} \ 623 ] 624 625 execsql { 626 DROP TABLE t1; 627 DROP TABLE t2; 628 DROP TABLE et1; 629 DROP TABLE et2; 630 } 631 632 #---------------------------------------------------------------------- 633 # Test cases vtab1-6 test INSERT, UPDATE and DELETE operations 634 # on virtual tables. 635 do_test vtab1-6-1 { 636 execsql { SELECT sql FROM sqlite_master } 637 } {} 638 do_test vtab1-6-2 { 639 execsql { 640 CREATE TABLE treal(a PRIMARY KEY, b, c); 641 CREATE VIRTUAL TABLE techo USING echo(treal); 642 SELECT name FROM sqlite_master WHERE type = 'table'; 643 } 644 } {treal techo} 645 do_test vtab1-6-3.1.1 { 646 execsql { 647 PRAGMA count_changes=ON; 648 INSERT INTO techo VALUES(1, 2, 3); 649 } 650 } {1} 651 do_test vtab1-6-3.1.2 { 652 db changes 653 } {1} 654 do_test vtab1-6-3.2 { 655 execsql { 656 SELECT * FROM techo; 657 } 658 } {1 2 3} 659 do_test vtab1-6-4.1 { 660 execsql { 661 UPDATE techo SET a = 5; 662 } 663 db changes 664 } {1} 665 do_test vtab1-6-4.2 { 666 execsql { 667 SELECT * FROM techo; 668 } 669 } {5 2 3} 670 do_test vtab1-6-4.3 { 671 execsql { 672 UPDATE techo SET a=6 WHERE a<0; 673 } 674 db changes 675 } {0} 676 do_test vtab1-6-4.4 { 677 execsql { 678 SELECT * FROM techo; 679 } 680 } {5 2 3} 681 682 do_test vtab1-6-5.1 { 683 execsql { 684 UPDATE techo set a = a||b||c; 685 } 686 db changes 687 } {1} 688 do_test vtab1-6-5.2 { 689 execsql { 690 SELECT * FROM techo; 691 } 692 } {523 2 3} 693 694 do_test vtab1-6-6.1 { 695 execsql { 696 UPDATE techo set rowid = 10; 697 } 698 db changes 699 } {1} 700 do_test vtab1-6-6.2 { 701 execsql { 702 SELECT rowid FROM techo; 703 } 704 } {10} 705 706 do_test vtab1-6-7.1.1 { 707 execsql { 708 INSERT INTO techo VALUES(11,12,13); 709 } 710 } {1} 711 do_test vtab1-6-7.1.2 { 712 db changes 713 } {1} 714 do_test vtab1-6-7.2 { 715 execsql { 716 SELECT * FROM techo ORDER BY a; 717 } 718 } {11 12 13 523 2 3} 719 do_test vtab1-6-7.3 { 720 execsql { 721 UPDATE techo SET b=b+1000 722 } 723 db changes 724 } {2} 725 do_test vtab1-6-7.4 { 726 execsql { 727 SELECT * FROM techo ORDER BY a; 728 } 729 } {11 1012 13 523 1002 3} 730 731 732 do_test vtab1-6-8.1 { 733 execsql { 734 DELETE FROM techo WHERE a=5; 735 } 736 db changes 737 } {0} 738 do_test vtab1-6-8.2 { 739 execsql { 740 SELECT * FROM techo ORDER BY a; 741 } 742 } {11 1012 13 523 1002 3} 743 do_test vtab1-6-8.3 { 744 execsql { 745 DELETE FROM techo; 746 } 747 db changes 748 } {2} 749 do_test vtab1-6-8.4 { 750 execsql { 751 SELECT * FROM techo ORDER BY a; 752 } 753 } {} 754 execsql {PRAGMA count_changes=OFF} 755 756 forcedelete test2.db 757 forcedelete test2.db-journal 758 sqlite3 db2 test2.db 759 execsql { 760 CREATE TABLE techo(a PRIMARY KEY, b, c); 761 } db2 762 proc check_echo_table {tn} { 763 set ::data1 [execsql {SELECT rowid, * FROM techo}] 764 set ::data2 [execsql {SELECT rowid, * FROM techo} db2] 765 do_test $tn { 766 string equal $::data1 $::data2 767 } 1 768 } 769 set tn 0 770 foreach stmt [list \ 771 {INSERT INTO techo VALUES('abc', 'def', 'ghi')} \ 772 {INSERT INTO techo SELECT a||'.'||rowid, b, c FROM techo} \ 773 {INSERT INTO techo SELECT a||'x'||rowid, b, c FROM techo} \ 774 {INSERT INTO techo SELECT a||'y'||rowid, b, c FROM techo} \ 775 {DELETE FROM techo WHERE (oid % 3) = 0} \ 776 {UPDATE techo set rowid = 100 WHERE rowid = 1} \ 777 {INSERT INTO techo(a, b) VALUES('hello', 'world')} \ 778 {DELETE FROM techo} \ 779 ] { 780 execsql $stmt 781 execsql $stmt db2 782 check_echo_table vtab1-6.8.[incr tn] 783 } 784 785 db2 close 786 787 788 789 #---------------------------------------------------------------------- 790 # Test cases vtab1-7 tests that the value returned by 791 # sqlite3_last_insert_rowid() is set correctly when rows are inserted 792 # into virtual tables. 793 do_test vtab1.7-1 { 794 execsql { 795 CREATE TABLE real_abc(a PRIMARY KEY, b, c); 796 CREATE VIRTUAL TABLE echo_abc USING echo(real_abc); 797 } 798 } {} 799 do_test vtab1.7-2 { 800 execsql { 801 INSERT INTO echo_abc VALUES(1, 2, 3); 802 SELECT last_insert_rowid(); 803 } 804 } {1} 805 do_test vtab1.7-3 { 806 execsql { 807 INSERT INTO echo_abc(rowid) VALUES(31427); 808 SELECT last_insert_rowid(); 809 } 810 } {31427} 811 do_test vtab1.7-4 { 812 execsql { 813 INSERT INTO echo_abc SELECT a||'.v2', b, c FROM echo_abc; 814 SELECT last_insert_rowid(); 815 } 816 } {31429} 817 do_test vtab1.7-5 { 818 execsql { 819 SELECT rowid, a, b, c FROM echo_abc 820 } 821 } [list 1 1 2 3 \ 822 31427 {} {} {} \ 823 31428 1.v2 2 3 \ 824 31429 {} {} {} \ 825 ] 826 827 # Now test that DELETE and UPDATE operations do not modify the value. 828 do_test vtab1.7-6 { 829 execsql { 830 UPDATE echo_abc SET c = 5 WHERE b = 2; 831 SELECT last_insert_rowid(); 832 } 833 } {31429} 834 do_test vtab1.7-7 { 835 execsql { 836 UPDATE echo_abc SET rowid = 5 WHERE rowid = 1; 837 SELECT last_insert_rowid(); 838 } 839 } {31429} 840 do_test vtab1.7-8 { 841 execsql { 842 DELETE FROM echo_abc WHERE b = 2; 843 SELECT last_insert_rowid(); 844 } 845 } {31429} 846 do_test vtab1.7-9 { 847 execsql { 848 SELECT rowid, a, b, c FROM echo_abc 849 } 850 } [list 31427 {} {} {} \ 851 31429 {} {} {} \ 852 ] 853 do_test vtab1.7-10 { 854 execsql { 855 DELETE FROM echo_abc WHERE b = 2; 856 SELECT last_insert_rowid(); 857 } 858 } {31429} 859 do_test vtab1.7-11 { 860 execsql { 861 SELECT rowid, a, b, c FROM real_abc 862 } 863 } [list 31427 {} {} {} \ 864 31429 {} {} {} \ 865 ] 866 do_test vtab1.7-12 { 867 execsql { 868 DELETE FROM echo_abc; 869 SELECT last_insert_rowid(); 870 } 871 } {31429} 872 do_test vtab1.7-13 { 873 execsql { 874 SELECT rowid, a, b, c FROM real_abc 875 } 876 } {} 877 878 # PRAGMA index_info and index_xinfo are no-ops on a virtual table 879 do_test vtab1.7-14 { 880 execsql { 881 PRAGMA index_info('echo_abc'); 882 PRAGMA index_xinfo('echo_abc'); 883 } 884 } {} 885 886 ifcapable attach { 887 do_test vtab1.8-1 { 888 set echo_module "" 889 execsql { 890 ATTACH 'test2.db' AS aux; 891 CREATE VIRTUAL TABLE aux.e2 USING echo(real_abc); 892 } 893 set echo_module 894 } [list xCreate echo aux e2 real_abc \ 895 xSync echo(real_abc) \ 896 xCommit echo(real_abc) \ 897 ] 898 } 899 do_test vtab1.8-2 { 900 catchsql { 901 DROP TABLE aux.e2; 902 } 903 execsql { 904 DROP TABLE treal; 905 DROP TABLE techo; 906 DROP TABLE echo_abc; 907 DROP TABLE real_abc; 908 } 909 } {} 910 911 do_test vtab1.9-1 { 912 set echo_module "" 913 execsql { 914 CREATE TABLE r(a, b, c); 915 CREATE VIRTUAL TABLE e USING echo(r, e_log); 916 SELECT name FROM sqlite_master; 917 } 918 } {r e e_log} 919 do_test vtab1.9-2 { 920 execsql { 921 DROP TABLE e; 922 SELECT name FROM sqlite_master; 923 } 924 } {r} 925 926 do_test vtab1.9-3 { 927 set echo_module "" 928 execsql { 929 CREATE VIRTUAL TABLE e USING echo(r, e_log, virtual 1 2 3 varchar(32)); 930 } 931 set echo_module 932 } [list \ 933 xCreate echo main e r e_log {virtual 1 2 3 varchar(32)} \ 934 xSync echo(r) \ 935 xCommit echo(r) \ 936 ] 937 938 do_test vtab1.10-1 { 939 execsql { 940 CREATE TABLE del(d); 941 CREATE VIRTUAL TABLE e2 USING echo(del); 942 } 943 db close 944 sqlite3 db test.db 945 register_echo_module [sqlite3_connection_pointer db] 946 execsql { 947 DROP TABLE del; 948 } 949 catchsql { 950 SELECT * FROM e2; 951 } 952 } {1 {vtable constructor failed: e2}} 953 do_test vtab1.10-2 { 954 set rc [catch { 955 set ptr [sqlite3_connection_pointer db] 956 sqlite3_declare_vtab $ptr {CREATE TABLE abc(a, b, c)} 957 } msg] 958 list $rc $msg 959 } {1 {bad parameter or other API misuse}} 960 do_test vtab1.10-3 { 961 set ::echo_module_begin_fail r 962 catchsql { 963 INSERT INTO e VALUES(1, 2, 3); 964 } 965 } {1 {SQL logic error}} 966 do_test vtab1.10-4 { 967 catch {execsql { 968 EXPLAIN SELECT * FROM e WHERE rowid = 2; 969 EXPLAIN QUERY PLAN SELECT * FROM e WHERE rowid = 2 ORDER BY rowid; 970 }} 971 } {0} 972 973 do_test vtab1.10-5 { 974 set echo_module "" 975 execsql { 976 SELECT * FROM e WHERE rowid||'' MATCH 'pattern'; 977 } 978 set echo_module 979 } [list \ 980 xBestIndex {SELECT rowid, a, b, c FROM 'r'} \ 981 xFilter {SELECT rowid, a, b, c FROM 'r'} \ 982 ] 983 proc match_func {args} {return ""} 984 do_test vtab1.10-6 { 985 set echo_module "" 986 sqlite_delete_function db match 987 db function match match_func 988 execsql { 989 SELECT * FROM e WHERE match('pattern', rowid, 'pattern2'); 990 } 991 set echo_module 992 } [list \ 993 xBestIndex {SELECT rowid, a, b, c FROM 'r'} \ 994 xFilter {SELECT rowid, a, b, c FROM 'r'} \ 995 ] 996 997 998 # Testing the xFindFunction interface 999 # 1000 catch {rename ::echo_glob_overload {}} 1001 do_test vtab1.11-1 { 1002 execsql { 1003 INSERT INTO r(a,b,c) VALUES(1,'?',99); 1004 INSERT INTO r(a,b,c) VALUES(2,3,99); 1005 SELECT a GLOB b FROM e 1006 } 1007 } {1 0} 1008 proc ::echo_glob_overload {a b} { 1009 return [list $b $a] 1010 } 1011 do_test vtab1.11-2 { 1012 execsql { 1013 SELECT a like 'b' FROM e 1014 } 1015 } {0 0} 1016 do_test vtab1.11-3 { 1017 execsql { 1018 SELECT a glob '2' FROM e 1019 } 1020 } {{1 2} {2 2}} 1021 do_test vtab1.11-4 { 1022 execsql { 1023 SELECT glob('2',a) FROM e 1024 } 1025 } {0 1} 1026 do_test vtab1.11-5 { 1027 execsql { 1028 SELECT glob(a,'2') FROM e 1029 } 1030 } {{2 1} {2 2}} 1031 1032 #---------------------------------------------------------------------- 1033 # Test the outcome if a constraint is encountered half-way through 1034 # a multi-row INSERT that is inside a transaction 1035 # 1036 do_test vtab1.12-1 { 1037 execsql { 1038 CREATE TABLE b(a, b, c); 1039 CREATE TABLE c(a UNIQUE, b, c); 1040 INSERT INTO b VALUES(1, 'A', 'B'); 1041 INSERT INTO b VALUES(2, 'C', 'D'); 1042 INSERT INTO b VALUES(3, 'E', 'F'); 1043 INSERT INTO c VALUES(3, 'G', 'H'); 1044 CREATE VIRTUAL TABLE echo_c USING echo(c); 1045 } 1046 } {} 1047 1048 # First test outside of a transaction. 1049 do_test vtab1.12-2 { 1050 catchsql { INSERT INTO echo_c SELECT * FROM b; } 1051 } {1 {echo-vtab-error: UNIQUE constraint failed: c.a}} 1052 do_test vtab1.12-2.1 { 1053 sqlite3_errmsg db 1054 } {echo-vtab-error: UNIQUE constraint failed: c.a} 1055 do_test vtab1.12-3 { 1056 execsql { SELECT * FROM c } 1057 } {3 G H} 1058 1059 # Now the real test - wrapped in a transaction. 1060 do_test vtab1.12-4 { 1061 execsql {BEGIN} 1062 catchsql { INSERT INTO echo_c SELECT * FROM b; } 1063 } {1 {echo-vtab-error: UNIQUE constraint failed: c.a}} 1064 do_test vtab1.12-5 { 1065 execsql { SELECT * FROM c } 1066 } {3 G H} 1067 do_test vtab1.12-6 { 1068 execsql { COMMIT } 1069 execsql { SELECT * FROM c } 1070 } {3 G H} 1071 1072 # At one point (ticket #2759), a WHERE clause of the form "<column> IS NULL" 1073 # on a virtual table was causing an assert() to fail in the compiler. 1074 # 1075 # "IS NULL" clauses should not be passed through to the virtual table 1076 # implementation. They are handled by SQLite after the vtab returns its 1077 # data. 1078 # 1079 do_test vtab1.13-1 { 1080 execsql { 1081 SELECT * FROM echo_c WHERE a IS NULL 1082 } 1083 } {} 1084 do_test vtab1.13-2 { 1085 execsql { 1086 INSERT INTO c VALUES(NULL, 15, 16); 1087 SELECT * FROM echo_c WHERE a IS NULL 1088 } 1089 } {{} 15 16} 1090 do_test vtab1.13-3 { 1091 execsql { 1092 INSERT INTO c VALUES(15, NULL, 16); 1093 SELECT * FROM echo_c WHERE b IS NULL 1094 } 1095 } {15 {} 16} 1096 do_test vtab1.13-4 { 1097 unset -nocomplain null 1098 execsql { 1099 SELECT * FROM echo_c WHERE b IS $null 1100 } 1101 } {15 {} 16} 1102 do_test vtab1.13-5 { 1103 execsql { 1104 SELECT * FROM echo_c WHERE b IS NULL AND a = 15; 1105 } 1106 } {15 {} 16} 1107 do_test vtab1.13-6 { 1108 execsql { 1109 SELECT * FROM echo_c WHERE NULL IS b AND a IS 15; 1110 } 1111 } {15 {} 16} 1112 1113 1114 do_test vtab1-14.001 { 1115 execsql {SELECT rowid, * FROM echo_c WHERE +rowid IN (1,2,3)} 1116 } {1 3 G H 2 {} 15 16 3 15 {} 16} 1117 do_test vtab1-14.002 { 1118 execsql {SELECT rowid, * FROM echo_c WHERE rowid IN (1,2,3)} 1119 } {1 3 G H 2 {} 15 16 3 15 {} 16} 1120 do_test vtab1-14.003 { 1121 execsql {SELECT rowid, * FROM echo_c WHERE +rowid IN (0,1,5,2,'a',3,NULL)} 1122 } {1 3 G H 2 {} 15 16 3 15 {} 16} 1123 do_test vtab1-14.004 { 1124 execsql {SELECT rowid, * FROM echo_c WHERE rowid IN (0,1,5,'a',2,3,NULL)} 1125 } {1 3 G H 2 {} 15 16 3 15 {} 16} 1126 do_test vtab1-14.005 { 1127 execsql {SELECT rowid, * FROM echo_c WHERE rowid NOT IN (0,1,5,'a',2,3)} 1128 } {} 1129 do_test vtab1-14.006 { 1130 execsql {SELECT rowid, * FROM echo_c WHERE rowid NOT IN (0,5,'a',2,3)} 1131 } {1 3 G H} 1132 do_test vtab1-14.007 { 1133 execsql {SELECT rowid, * FROM echo_c WHERE +rowid NOT IN (0,5,'a',2,3,NULL)} 1134 } {} 1135 do_test vtab1-14.008 { 1136 execsql {SELECT rowid, * FROM echo_c WHERE rowid NOT IN (0,5,'a',2,3,NULL)} 1137 } {} 1138 do_test vtab1-14.011 { 1139 execsql {SELECT * FROM echo_c WHERE +a IN (1,3,8,'x',NULL,15,24)} 1140 } {3 G H 15 {} 16} 1141 do_test vtab1-14.012 { 1142 execsql {SELECT * FROM echo_c WHERE a IN (1,3,8,'x',NULL,15,24)} 1143 } {3 G H 15 {} 16} 1144 do_test vtab1-14.013 { 1145 execsql {SELECT * FROM echo_c WHERE a NOT IN (1,8,'x',15,24)} 1146 } {3 G H} 1147 do_test vtab1-14.014 { 1148 execsql {SELECT * FROM echo_c WHERE a NOT IN (1,8,'x',NULL,15,24)} 1149 } {} 1150 do_test vtab1-14.015 { 1151 execsql {SELECT * FROM echo_c WHERE +a NOT IN (1,8,'x',NULL,15,24)} 1152 } {} 1153 1154 1155 1156 #do_test vtab1-14.1 { 1157 # execsql { DELETE FROM c } 1158 # set echo_module "" 1159 # execsql { SELECT * FROM echo_c WHERE rowid IN (1, 2, 3) } 1160 # set echo_module 1161 #} {/.*xBestIndex {SELECT rowid, . FROM 'c' WHERE rowid = .} xFilter {SELECT rowid, . FROM 'c'} 1/} 1162 1163 do_test vtab1-14.2 { 1164 set echo_module "" 1165 execsql { SELECT * FROM echo_c WHERE rowid = 1 } 1166 set echo_module 1167 } [list xBestIndex {SELECT rowid, a, b, c FROM 'c' WHERE rowid = ?} \ 1168 xFilter {SELECT rowid, a, b, c FROM 'c' WHERE rowid = ?} 1] 1169 1170 do_test vtab1-14.3 { 1171 set echo_module "" 1172 execsql { SELECT * FROM echo_c WHERE a = 1 } 1173 set echo_module 1174 } [list xBestIndex {SELECT rowid, a, b, c FROM 'c' WHERE a = ?} \ 1175 xFilter {SELECT rowid, a, b, c FROM 'c' WHERE a = ?} 1] 1176 1177 #do_test vtab1-14.4 { 1178 # set echo_module "" 1179 # execsql { SELECT * FROM echo_c WHERE a IN (1, 2) } 1180 # set echo_module 1181 #} {/xBestIndex {SELECT rowid, . FROM 'c' WHERE a = .} xFilter {SELECT rowid, . FROM 'c' WHERE a = .} 1/} 1182 1183 do_test vtab1-15.1 { 1184 execsql { 1185 CREATE TABLE t1(a, b, c); 1186 CREATE VIRTUAL TABLE echo_t1 USING echo(t1); 1187 } 1188 } {} 1189 do_test vtab1-15.2 { 1190 execsql { 1191 INSERT INTO echo_t1(rowid) VALUES(45); 1192 SELECT rowid, * FROM echo_t1; 1193 } 1194 } {45 {} {} {}} 1195 do_test vtab1-15.3 { 1196 execsql { 1197 INSERT INTO echo_t1(rowid) VALUES(NULL); 1198 SELECT rowid, * FROM echo_t1; 1199 } 1200 } {45 {} {} {} 46 {} {} {}} 1201 do_test vtab1-15.4 { 1202 catchsql { 1203 INSERT INTO echo_t1(rowid) VALUES('new rowid'); 1204 } 1205 } {1 {datatype mismatch}} 1206 1207 # The following tests - vtab1-16.* - are designed to test that setting 1208 # sqlite3_vtab.zErrMsg variable can be used by the vtab interface to 1209 # return an error message to the user. 1210 # 1211 do_test vtab1-16.1 { 1212 execsql { 1213 CREATE TABLE t2(a PRIMARY KEY, b, c); 1214 INSERT INTO t2 VALUES(1, 2, 3); 1215 INSERT INTO t2 VALUES(4, 5, 6); 1216 CREATE VIRTUAL TABLE echo_t2 USING echo(t2); 1217 } 1218 } {} 1219 1220 set tn 2 1221 foreach method [list \ 1222 xBestIndex \ 1223 xOpen \ 1224 xFilter \ 1225 xNext \ 1226 xColumn \ 1227 xRowid \ 1228 ] { 1229 do_test vtab1-16.$tn { 1230 set echo_module_fail($method,t2) "the $method method has failed" 1231 catchsql { SELECT rowid, * FROM echo_t2 WHERE a >= 1 } 1232 } "1 {echo-vtab-error: the $method method has failed}" 1233 unset echo_module_fail($method,t2) 1234 incr tn 1235 } 1236 1237 foreach method [list \ 1238 xUpdate \ 1239 xBegin \ 1240 xSync \ 1241 ] { 1242 do_test vtab1-16.$tn { 1243 set echo_module_fail($method,t2) "the $method method has failed" 1244 catchsql { INSERT INTO echo_t2 VALUES(7, 8, 9) } 1245 } "1 {echo-vtab-error: the $method method has failed}" 1246 unset echo_module_fail($method,t2) 1247 incr tn 1248 } 1249 1250 ifcapable altertable { 1251 do_test vtab1-16.$tn { 1252 set echo_module_fail(xRename,t2) "the xRename method has failed" 1253 catchsql { ALTER TABLE echo_t2 RENAME TO another_name } 1254 } "1 {echo-vtab-error: the xRename method has failed}" 1255 unset echo_module_fail(xRename,t2) 1256 incr tn 1257 } 1258 1259 # The following test case exposes an instance in sqlite3_declare_vtab() 1260 # an error message was set using a call similar to sqlite3_mprintf(zErr), 1261 # where zErr is an arbitrary string. This is no good if the string contains 1262 # characters that can be mistaken for printf() formatting directives. 1263 # 1264 do_test vtab1-17.1 { 1265 sqlite3_db_config db DEFENSIVE 0 1266 execsql { 1267 PRAGMA writable_schema = 1; 1268 INSERT INTO sqlite_master VALUES( 1269 'table', 't3', 't3', 0, 'INSERT INTO "%s%s" VALUES(1)' 1270 ); 1271 } 1272 catchsql { CREATE VIRTUAL TABLE t4 USING echo(t3); } 1273 } {1 {vtable constructor failed: t4}} 1274 1275 # This test verifies that ticket 48f29963 is fixed. 1276 # 1277 do_test vtab1-17.1 { 1278 execsql { 1279 CREATE TABLE t5(a, b); 1280 CREATE VIRTUAL TABLE e5 USING echo_v2(t5); 1281 BEGIN; 1282 INSERT INTO e5 VALUES(1, 2); 1283 DROP TABLE e5; 1284 SAVEPOINT one; 1285 ROLLBACK TO one; 1286 COMMIT; 1287 } 1288 } {} 1289 1290 do_test vtab1-17.2 { 1291 execsql { DELETE FROM sqlite_master WHERE sql LIKE 'insert%' } 1292 } {} 1293 1294 #------------------------------------------------------------------------- 1295 # The following tests - vtab1-18.* - test that the optimization of LIKE 1296 # constraints in where.c plays well with virtual tables. 1297 # 1298 # 18.1.*: Case-insensitive LIKE. 1299 # 18.2.*: Case-sensitive LIKE. 1300 # 1301 unset -nocomplain echo_module_begin_fail 1302 1303 do_execsql_test 18.1.0 { 1304 CREATE TABLE t6(a, b TEXT); 1305 CREATE INDEX i6 ON t6(b, a); 1306 INSERT INTO t6 VALUES(1, 'Peter'); 1307 INSERT INTO t6 VALUES(2, 'Andrew'); 1308 INSERT INTO t6 VALUES(3, '8James'); 1309 INSERT INTO t6 VALUES(4, '8John'); 1310 INSERT INTO t6 VALUES(5, 'Phillip'); 1311 INSERT INTO t6 VALUES(6, 'Bartholomew'); 1312 CREATE VIRTUAL TABLE e6 USING echo(t6); 1313 } 1314 1315 ifcapable !icu { 1316 foreach {tn sql res filter} { 1317 1.1 "SELECT a FROM e6 WHERE b>'8James'" {4 2 6 1 5} 1318 {xFilter {SELECT rowid, a, b FROM 't6' WHERE b > ?} 8James} 1319 1320 1.2 "SELECT a FROM e6 WHERE b>='8' AND b<'9'" {3 4} 1321 {xFilter {SELECT rowid, a, b FROM 't6' WHERE b >= ? AND b < ?} 8 9} 1322 1323 1.3 "SELECT a FROM e6 WHERE b LIKE '8J%'" {3 4} 1324 {xFilter {SELECT rowid, a, b FROM 't6' WHERE b >= ? AND b < ? AND b like ?} 8J 8k 8J%} 1325 1326 1.4 "SELECT a FROM e6 WHERE b LIKE '8j%'" {3 4} 1327 {xFilter {SELECT rowid, a, b FROM 't6' WHERE b >= ? AND b < ? AND b like ?} 8J 8k 8j%} 1328 1329 1.5 "SELECT a FROM e6 WHERE b LIKE '8%'" {3 4} 1330 {xFilter {SELECT rowid, a, b FROM 't6' WHERE b like ?} 8%} 1331 } { 1332 set echo_module {} 1333 do_execsql_test 18.$tn.1 $sql $res 1334 do_test 18.$tn.2 { lrange $::echo_module 2 end } $filter 1335 } 1336 } 1337 1338 do_execsql_test 18.2.0 { PRAGMA case_sensitive_like = ON } 1339 foreach {tn sql res filter} { 1340 2.1 "SELECT a FROM e6 WHERE b LIKE '8%'" {3 4} 1341 {xFilter {SELECT rowid, a, b FROM 't6' WHERE b like ?} 8%} 1342 1343 2.2 "SELECT a FROM e6 WHERE b LIKE '8j%'" {} 1344 {xFilter {SELECT rowid, a, b FROM 't6' WHERE b >= ? AND b < ? AND b like ?} 8j 8k 8j%} 1345 1346 2.3 "SELECT a FROM e6 WHERE b LIKE '8J%'" {3 4} 1347 {xFilter {SELECT rowid, a, b FROM 't6' WHERE b >= ? AND b < ? AND b like ?} 8J 8K 8J%} 1348 } { 1349 set echo_module {} 1350 do_execsql_test 18.$tn.1 $sql $res 1351 do_test 18.$tn.2 { lrange $::echo_module 2 end } $filter 1352 } 1353 do_execsql_test 18.2.x { PRAGMA case_sensitive_like = OFF } 1354 1355 #------------------------------------------------------------------------- 1356 # Test that it is ok to override and existing module. 1357 # 1358 do_test 19.1 { 1359 sqlite3 db2 test.db 1360 register_echo_module [sqlite3_connection_pointer db2] 1361 } SQLITE_OK 1362 do_test 19.2 { 1363 register_echo_module [sqlite3_connection_pointer db2] 1364 } SQLITE_OK 1365 do_test 19.3 { 1366 db2 close 1367 } {} 1368 1369 #------------------------------------------------------------------------- 1370 # Test that the bug fixed by [b0c1ba655d69] really is fixed. 1371 # 1372 do_execsql_test 20.1 { 1373 CREATE TABLE t7 (a, b); 1374 CREATE TABLE t8 (c, d); 1375 CREATE INDEX i2 ON t7(a); 1376 CREATE INDEX i3 ON t7(b); 1377 CREATE INDEX i4 ON t8(c); 1378 CREATE INDEX i5 ON t8(d); 1379 1380 CREATE VIRTUAL TABLE t7v USING echo(t7); 1381 CREATE VIRTUAL TABLE t8v USING echo(t8); 1382 } 1383 1384 do_test 20.2 { 1385 for {set i 0} {$i < 1000} {incr i} { 1386 db eval {INSERT INTO t7 VALUES($i, $i)} 1387 db eval {INSERT INTO t8 VALUES($i, $i)} 1388 } 1389 } {} 1390 1391 do_execsql_test 20.3 { 1392 SELECT a, b FROM ( 1393 SELECT a, b FROM t7 WHERE a=11 OR b=12 1394 UNION ALL 1395 SELECT c, d FROM t8 WHERE c=5 OR d=6 1396 ) 1397 ORDER BY 1, 2; 1398 } {5 5 6 6 11 11 12 12} 1399 1400 do_execsql_test 20.4 { 1401 SELECT a, b FROM ( 1402 SELECT a, b FROM t7v WHERE a=11 OR b=12 1403 UNION ALL 1404 SELECT c, d FROM t8v WHERE c=5 OR d=6 1405 ) 1406 ORDER BY 1, 2; 1407 } {5 5 6 6 11 11 12 12} 1408 1409 #------------------------------------------------------------------------- 1410 # 1411 do_execsql_test 21.1 { 1412 CREATE TABLE t9(a,b,c); 1413 CREATE VIRTUAL TABLE t9v USING echo(t9); 1414 1415 INSERT INTO t9 VALUES(1,2,3); 1416 INSERT INTO t9 VALUES(3,2,1); 1417 INSERT INTO t9 VALUES(2,2,2); 1418 } 1419 1420 do_execsql_test 21.2 { 1421 SELECT * FROM t9v WHERE a<b; 1422 } {1 2 3} 1423 1424 do_execsql_test 21.3 { 1425 SELECT * FROM t9v WHERE a=b; 1426 } {2 2 2} 1427 1428 #------------------------------------------------------------------------- 1429 # At one point executing a CREATE VIRTUAL TABLE statement that specified 1430 # a database name but no virtual table arguments was causing an internal 1431 # buffer overread. Valgrind would report errors while running the following 1432 # tests. Specifically: 1433 # 1434 # CREATE VIRTUAL TABLE t1 USING fts4; -- Ok - no db name. 1435 # CREATE VIRTUAL TABLE main.t1 USING fts4(x); -- Ok - has vtab arguments. 1436 # CREATE VIRTUAL TABLE main.t1 USING fts4; -- Had the problem. 1437 # 1438 ifcapable fts3 { 1439 forcedelete test.db2 1440 set nm [string repeat abcdefghij 100] 1441 do_execsql_test 22.1 { 1442 ATTACH 'test.db2' AS $nm 1443 } 1444 1445 execsql "SELECT * FROM sqlite_master" 1446 do_execsql_test 22.2 "CREATE VIRTUAL TABLE ${nm}.t1 USING fts4" 1447 1448 do_test 22.3.1 { 1449 set sql "CREATE VIRTUAL TABLE ${nm}.t2 USING fts4" 1450 set stmt [sqlite3_prepare_v2 db $sql -1 dummy] 1451 sqlite3_step $stmt 1452 } {SQLITE_DONE} 1453 1454 do_test 22.3.2 { 1455 sqlite3_finalize $stmt 1456 } {SQLITE_OK} 1457 1458 do_test 22.4.1 { 1459 set sql "CREATE VIRTUAL TABLE ${nm}.t3 USING fts4" 1460 set n [string length $sql] 1461 set stmt [sqlite3_prepare db "${sql}xyz" $n dummy] 1462 sqlite3_step $stmt 1463 } {SQLITE_DONE} 1464 1465 do_test 22.4.2 { 1466 sqlite3_finalize $stmt 1467 } {SQLITE_OK} 1468 } 1469 1470 1471 #------------------------------------------------------------------------- 1472 # The following tests verify that a DROP TABLE command on a virtual 1473 # table does not cause other operations to crash. 1474 # 1475 # 23.1: Dropping a vtab while a SELECT is running on it. 1476 # 1477 # 23.2: Dropping a vtab while a SELECT that will, but has not yet, 1478 # open a cursor on the vtab, is running. In this case the 1479 # DROP TABLE succeeds and the SELECT hits an error. 1480 # 1481 # 23.3: Dropping a vtab from within a user-defined-function callback 1482 # in the middle of an "INSERT INTO vtab SELECT ..." statement. 1483 # 1484 reset_db 1485 load_static_extension db wholenumber 1486 load_static_extension db eval 1487 register_echo_module db 1488 1489 do_test 23.1 { 1490 execsql { CREATE VIRTUAL TABLE t1 USING wholenumber } 1491 set res "" 1492 db eval { SELECT value FROM t1 WHERE value<10 } { 1493 if {$value == 5} { 1494 set res [catchsql { DROP TABLE t1 }] 1495 } 1496 } 1497 set res 1498 } {1 {database table is locked}} 1499 1500 do_test 23.2 { 1501 execsql { 1502 CREATE TABLE t2(value); 1503 INSERT INTO t2 VALUES(1), (2), (3); 1504 } 1505 1506 set res2 [list [catch { 1507 db eval { 1508 SELECT value FROM t2 UNION ALL 1509 SELECT value FROM t1 WHERE value<10 1510 } { 1511 if {$value == 2} { set res1 [catchsql { DROP TABLE t1 }] } 1512 } 1513 } msg] $msg] 1514 list $res1 $res2 1515 } {{0 {}} {1 {database table is locked}}} 1516 1517 do_test 23.3.1 { 1518 execsql { CREATE VIRTUAL TABLE t1e USING echo(t2) } 1519 execsql { INSERT INTO t1e SELECT 4 } 1520 catchsql { INSERT INTO t1e SELECT eval('DROP TABLE t1e') } 1521 } {1 {database table is locked}} 1522 do_execsql_test 23.3.2 { SELECT * FROM t1e } {1 2 3 4} 1523 1524 #------------------------------------------------------------------------- 1525 # At one point SQL like this: 1526 # 1527 # SAVEPOINT xyz; -- Opens SQL transaction 1528 # INSERT INTO vtab -- Write to virtual table 1529 # ROLLBACK TO xyz; 1530 # RELEASE xyz; 1531 # 1532 # was not invoking the xRollbackTo() callback for the ROLLBACK TO 1533 # operation. Which meant that virtual tables like FTS3 would incorrectly 1534 # commit the results of the INSERT as part of the "RELEASE xyz" command. 1535 # 1536 # The following tests check that this has been fixed. 1537 # 1538 ifcapable fts3 { 1539 do_execsql_test 24.0 { 1540 CREATE VIRTUAL TABLE t4 USING fts3(); 1541 SAVEPOINT a; 1542 INSERT INTO t4 VALUES('a b c'); 1543 ROLLBACK TO a; 1544 RELEASE a; 1545 SELECT * FROM t4; 1546 } {} 1547 1548 do_execsql_test 24.1 { SELECT * FROM t4 WHERE t4 MATCH 'b' } {} 1549 do_execsql_test 24.2 { INSERT INTO t4(t4) VALUES('integrity-check') } {} 1550 1551 do_execsql_test 24.3 { 1552 SAVEPOINT a; 1553 CREATE VIRTUAL TABLE t5 USING fts3(); 1554 SAVEPOINT b; 1555 ROLLBACK TO a; 1556 SAVEPOINT c; 1557 RELEASE a; 1558 } 1559 } 1560 1561 # 2021-07-04 https://sqlite.org/forum/forumpost/16ca0e9f32 1562 # Yu Liang crash involving UPDATE on a virtual table with 1563 # a duplicate column in a vector changeset and invoking the 1564 # query flattener for UNION ALL. 1565 # 1566 reset_db 1567 register_echo_module db 1568 do_catchsql_test 25.0 { 1569 CREATE TABLE t0(a); 1570 CREATE VIRTUAL TABLE t1 USING echo(t0); 1571 WITH t3(a) AS (SELECT * FROM t1 UNION ALL SELECT * FROM t1) 1572 UPDATE t1 SET (a,a) = (SELECT 1, 0) FROM t3; 1573 } {0 {}} 1574 1575 #-------------------------------------------------------------------------- 1576 # 1577 reset_db 1578 load_static_extension db wholenumber 1579 do_execsql_test 26.1 { 1580 CREATE VIRTUAL TABLE t1 USING wholenumber; 1581 CREATE TABLE tx(a, b, c); 1582 } 1583 do_test 26.2 { 1584 sqlite3 db2 test.db 1585 db2 eval { CREATE TABLE ty(x, y) } 1586 db2 close 1587 } {} 1588 do_execsql_test 26.3 { 1589 SELECT value FROM t1 WHERE value<5 1590 } {1 2 3 4} 1591 1592 1593 finish_test