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Overview
Comment: | Add miscellaneous test cases for concurrent transactions. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | begin-concurrent |
Files: | files | file ages | folders |
SHA1: |
779b1d0e17bc54062b2b09cdbf94e9e2 |
User & Date: | dan 2015-08-25 19:10:29.114 |
Context
2015-08-26
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18:02 | Fix a problem allowing some conflicting transactions to be committed. (check-in: a0566382d5 user: dan tags: begin-concurrent) | |
2015-08-25
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19:10 | Add miscellaneous test cases for concurrent transactions. (check-in: 779b1d0e17 user: dan tags: begin-concurrent) | |
17:16 | If "PRAGMA integrity_check" is run while the database is being written by a CONCURRENT transaction, do not consider unreferenced pages to be an error. They may be part of the free-page list, which is not visible at the b-tree layer when running a CONCURRENT transaction. (check-in: f32b57b493 user: dan tags: begin-concurrent) | |
Changes
Changes to test/concurrent.test.
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413 414 415 416 417 418 419 | list [catch { sql1 { COMMIT } } msg] $msg [sqlite3_errcode db] } {0 {} SQLITE_OK} do_test 2.$tn.7.4 { sql3 { PRAGMA integrity_check } } ok } #------------------------------------------------------------------------- | | | 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 | list [catch { sql1 { COMMIT } } msg] $msg [sqlite3_errcode db] } {0 {} SQLITE_OK} do_test 2.$tn.7.4 { sql3 { PRAGMA integrity_check } } ok } #------------------------------------------------------------------------- # Concurrent transactions may not modify the user_version or application_id. # reset_db do_execsql_test 3.0 { PRAGMA journal_mode = wal; CREATE TABLE t1(x, y); INSERT INTO t1 VALUES('a', 'b'); PRAGMA user_version = 10; |
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444 445 446 447 448 449 450 | do_execsql_test 3.5 { COMMIT; PRAGMA user_version; PRAGMA application_id; SELECT * FROM t1; } {10 0 a b c d} | > > > > > | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 | do_execsql_test 3.5 { COMMIT; PRAGMA user_version; PRAGMA application_id; SELECT * FROM t1; } {10 0 a b c d} #------------------------------------------------------------------------- # However, another transaction modifying the user_version or application_id # should not cause a conflict. And committing a concurrent transaction does not # clobber the modification - even if the concurrent transaction allocates or # frees database pages. # do_multiclient_test tn { do_test 4.$tn.1 { sql1 { PRAGMA journal_mode = wal; CREATE TABLE ttt(y UNIQUE, z UNIQUE); PRAGMA user_version = 14; BEGIN CONCURRENT; INSERT INTO ttt VALUES('y', 'z'); } } {wal} do_test 4.$tn.2 { sql2 { PRAGMA user_version = 16 } sql1 COMMIT sql1 { PRAGMA user_version } } {16} do_test 4.$tn.3 { sql1 { BEGIN CONCURRENT; INSERT INTO ttt VALUES(randomblob(10000), randomblob(4)); PRAGMA user_version; } } {16} do_test 4.$tn.4 { sql2 { PRAGMA user_version = 1234 } sql1 { PRAGMA user_version; COMMIT; PRAGMA user_version; PRAGMA integrity_check; } } {16 1234 ok} do_test 4.$tn.5 { sql1 { BEGIN CONCURRENT; DELETE FROM ttt; PRAGMA user_version; } } {1234} do_test 4.$tn.4 { sql2 { PRAGMA user_version = 5678 } sql1 { PRAGMA user_version; COMMIT; PRAGMA user_version; PRAGMA integrity_check; } } {1234 5678 ok} } finish_test |
Changes to test/concurrent2.test.
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364 365 366 367 368 369 370 371 372 373 | INSERT INTO kv VALUES(1100, 1100); PRAGMA integrity_check; } {ok} do_execsql_test 8.5 { COMMIT; PRAGMA integrity_check; } {ok} finish_test | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 | INSERT INTO kv VALUES(1100, 1100); PRAGMA integrity_check; } {ok} do_execsql_test 8.5 { COMMIT; PRAGMA integrity_check; } {ok} #------------------------------------------------------------------------- # Test that concurrent transactions do not allow foreign-key constraints # to be bypassed. # do_multiclient_test tn { do_test 9.$tn.1 { sql1 { PRAGMA journal_mode = wal; CREATE TABLE pp(i INTEGER PRIMARY KEY, j); CREATE TABLE cc(a, b REFERENCES pp); WITH seq(i) AS (SELECT 1 UNION ALL SELECT i+1 FROM seq WHERE i<100) INSERT INTO pp SELECT i, randomblob(1000) FROM seq; PRAGMA foreign_keys = 1; } } {wal} do_test 9.$tn.2.1 { sql1 { BEGIN CONCURRENT; INSERT INTO cc VALUES(42, 42); } } {} do_test 9.$tn.2.2 { sql2 { DELETE FROM pp WHERE i=42 } list [catch { sql1 COMMIT } msg] $msg } {1 {database is locked}} do_test 9.$tn.2.3 { sql1 ROLLBACK } {} do_test 9.$tn.3.1 { sql1 { PRAGMA foreign_keys = 0; BEGIN CONCURRENT; INSERT INTO cc VALUES(43, 43); } } {} do_test 9.$tn.3.2 { sql2 { DELETE FROM pp WHERE i=43 } list [catch { sql1 COMMIT } msg] $msg } {0 {}} do_test 9.$tn.4.1 { sql1 { PRAGMA foreign_keys = on; BEGIN CONCURRENT; INSERT INTO cc VALUES(44, 44); } } {} do_test 9.$tn.4.2 { sql2 { DELETE FROM pp WHERE i=1 } list [catch { sql1 COMMIT } msg] $msg } {0 {}} } finish_test |