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Annotation of embedaddon/sqlite3/test/delete3.test, revision 1.1

1.1     ! misho       1: # 2005 August 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.  The
        !            12: # focus of this script is a test of the DELETE command where a
        !            13: # large number of rows are deleted.
        !            14: #
        !            15: 
        !            16: set testdir [file dirname $argv0]
        !            17: source $testdir/tester.tcl
        !            18: 
        !            19: # Create a table that contains a large number of rows.
        !            20: #
        !            21: do_test delete3-1.1 {
        !            22:   execsql {
        !            23:     CREATE TABLE t1(x integer primary key);
        !            24:     BEGIN;
        !            25:     INSERT INTO t1 VALUES(1);
        !            26:     INSERT INTO t1 VALUES(2);
        !            27:     INSERT INTO t1 SELECT x+2 FROM t1;
        !            28:     INSERT INTO t1 SELECT x+4 FROM t1;
        !            29:     INSERT INTO t1 SELECT x+8 FROM t1;
        !            30:     INSERT INTO t1 SELECT x+16 FROM t1;
        !            31:     INSERT INTO t1 SELECT x+32 FROM t1;
        !            32:     INSERT INTO t1 SELECT x+64 FROM t1;
        !            33:     INSERT INTO t1 SELECT x+128 FROM t1;
        !            34:     INSERT INTO t1 SELECT x+256 FROM t1;
        !            35:     INSERT INTO t1 SELECT x+512 FROM t1;
        !            36:     INSERT INTO t1 SELECT x+1024 FROM t1;
        !            37:     INSERT INTO t1 SELECT x+2048 FROM t1;
        !            38:     INSERT INTO t1 SELECT x+4096 FROM t1;
        !            39:     INSERT INTO t1 SELECT x+8192 FROM t1;
        !            40:     INSERT INTO t1 SELECT x+16384 FROM t1;
        !            41:     INSERT INTO t1 SELECT x+32768 FROM t1;
        !            42:     INSERT INTO t1 SELECT x+65536 FROM t1;
        !            43:     INSERT INTO t1 SELECT x+131072 FROM t1;
        !            44:     INSERT INTO t1 SELECT x+262144 FROM t1;
        !            45:     COMMIT;
        !            46:     SELECT count(*) FROM t1;   
        !            47:   }
        !            48: } {524288}
        !            49: do_test delete3-1.2 {
        !            50:   execsql {
        !            51:     DELETE FROM t1 WHERE x%2==0;
        !            52:     SELECT count(*) FROM t1;
        !            53:   }
        !            54: } {262144}
        !            55: integrity_check delete3-1.3
        !            56: 
        !            57: finish_test