| # 2001 September 15 |
| # |
| # The author disclaims copyright to this source code. In place of |
| # a legal notice, here is a blessing: |
| # |
| # May you do good and not evil. |
| # May you find forgiveness for yourself and forgive others. |
| # May you share freely, never taking more than you give. |
| # |
| #*********************************************************************** |
| # This file implements regression tests for SQLite library. The |
| # focus of this file is testing the UPDATE statement. |
| # |
| # $Id: update.test,v 1.19 2008/04/10 18:44:36 drh Exp $ |
| |
| set testdir [file dirname $argv0] |
| source $testdir/tester.tcl |
| |
| # Try to update an non-existent table |
| # |
| do_test update-1.1 { |
| set v [catch {execsql {UPDATE test1 SET f2=5 WHERE f1<1}} msg] |
| lappend v $msg |
| } {1 {no such table: test1}} |
| |
| # Try to update a read-only table |
| # |
| do_test update-2.1 { |
| set v [catch \ |
| {execsql {UPDATE sqlite_master SET name='xyz' WHERE name='123'}} msg] |
| lappend v $msg |
| } {1 {table sqlite_master may not be modified}} |
| |
| # Create a table to work with |
| # |
| do_test update-3.1 { |
| execsql {CREATE TABLE test1(f1 int,f2 int)} |
| for {set i 1} {$i<=10} {incr i} { |
| set sql "INSERT INTO test1 VALUES($i,[expr {1<<$i}])" |
| execsql $sql |
| } |
| execsql {SELECT * FROM test1 ORDER BY f1} |
| } {1 2 2 4 3 8 4 16 5 32 6 64 7 128 8 256 9 512 10 1024} |
| |
| # Unknown column name in an expression |
| # |
| do_test update-3.2 { |
| set v [catch {execsql {UPDATE test1 SET f1=f3*2 WHERE f2==32}} msg] |
| lappend v $msg |
| } {1 {no such column: f3}} |
| do_test update-3.3 { |
| set v [catch {execsql {UPDATE test1 SET f1=test2.f1*2 WHERE f2==32}} msg] |
| lappend v $msg |
| } {1 {no such column: test2.f1}} |
| do_test update-3.4 { |
| set v [catch {execsql {UPDATE test1 SET f3=f1*2 WHERE f2==32}} msg] |
| lappend v $msg |
| } {1 {no such column: f3}} |
| |
| # Actually do some updates |
| # |
| do_test update-3.5 { |
| execsql {UPDATE test1 SET f2=f2*3} |
| } {} |
| do_test update-3.5.1 { |
| db changes |
| } {10} |
| |
| # verify that SELECT does not reset the change counter |
| do_test update-3.5.2 { |
| db eval {SELECT count(*) FROM test1} |
| } {10} |
| do_test update-3.5.3 { |
| db changes |
| } {10} |
| |
| do_test update-3.6 { |
| execsql {SELECT * FROM test1 ORDER BY f1} |
| } {1 6 2 12 3 24 4 48 5 96 6 192 7 384 8 768 9 1536 10 3072} |
| do_test update-3.7 { |
| execsql {PRAGMA count_changes=on} |
| execsql {UPDATE test1 SET f2=f2/3 WHERE f1<=5} |
| } {5} |
| do_test update-3.8 { |
| execsql {SELECT * FROM test1 ORDER BY f1} |
| } {1 2 2 4 3 8 4 16 5 32 6 192 7 384 8 768 9 1536 10 3072} |
| do_test update-3.9 { |
| execsql {UPDATE test1 SET f2=f2/3 WHERE f1>5} |
| } {5} |
| do_test update-3.10 { |
| execsql {SELECT * FROM test1 ORDER BY f1} |
| } {1 2 2 4 3 8 4 16 5 32 6 64 7 128 8 256 9 512 10 1024} |
| |
| # Swap the values of f1 and f2 for all elements |
| # |
| do_test update-3.11 { |
| execsql {UPDATE test1 SET F2=f1, F1=f2} |
| } {10} |
| do_test update-3.12 { |
| execsql {SELECT * FROM test1 ORDER BY F1} |
| } {2 1 4 2 8 3 16 4 32 5 64 6 128 7 256 8 512 9 1024 10} |
| do_test update-3.13 { |
| execsql {PRAGMA count_changes=off} |
| execsql {UPDATE test1 SET F2=f1, F1=f2} |
| } {} |
| do_test update-3.14 { |
| execsql {SELECT * FROM test1 ORDER BY F1} |
| } {1 2 2 4 3 8 4 16 5 32 6 64 7 128 8 256 9 512 10 1024} |
| |
| # Create duplicate entries and make sure updating still |
| # works. |
| # |
| do_test update-4.0 { |
| execsql { |
| DELETE FROM test1 WHERE f1<=5; |
| INSERT INTO test1(f1,f2) VALUES(8,88); |
| INSERT INTO test1(f1,f2) VALUES(8,888); |
| INSERT INTO test1(f1,f2) VALUES(77,128); |
| INSERT INTO test1(f1,f2) VALUES(777,128); |
| } |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128} |
| do_test update-4.1 { |
| execsql {UPDATE test1 SET f2=f2+1 WHERE f1==8} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 89 8 257 8 889 9 512 10 1024 77 128 777 128} |
| do_test update-4.2 { |
| execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2>800} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 89 8 257 8 888 9 512 10 1024 77 128 777 128} |
| do_test update-4.3 { |
| execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2<800} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128} |
| do_test update-4.4 { |
| execsql {UPDATE test1 SET f1=f1+1 WHERE f2==128} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 778 128} |
| do_test update-4.5 { |
| execsql {UPDATE test1 SET f1=f1-1 WHERE f1>100 and f2==128} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 777 128} |
| do_test update-4.6 { |
| execsql { |
| PRAGMA count_changes=on; |
| UPDATE test1 SET f1=f1-1 WHERE f1<=100 and f2==128; |
| } |
| } {2} |
| do_test update-4.7 { |
| execsql { |
| PRAGMA count_changes=off; |
| SELECT * FROM test1 ORDER BY f1,f2 |
| } |
| } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128} |
| |
| # Repeat the previous sequence of tests with an index. |
| # |
| do_test update-5.0 { |
| execsql {CREATE INDEX idx1 ON test1(f1)} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128} |
| do_test update-5.1 { |
| execsql {UPDATE test1 SET f2=f2+1 WHERE f1==8} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 89 8 257 8 889 9 512 10 1024 77 128 777 128} |
| do_test update-5.2 { |
| execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2>800} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 89 8 257 8 888 9 512 10 1024 77 128 777 128} |
| do_test update-5.3 { |
| execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2<800} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128} |
| do_test update-5.4 { |
| execsql {UPDATE test1 SET f1=f1+1 WHERE f2==128} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 778 128} |
| do_test update-5.4.1 { |
| execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2} |
| } {78 128} |
| do_test update-5.4.2 { |
| execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2} |
| } {778 128} |
| do_test update-5.4.3 { |
| execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2} |
| } {8 88 8 128 8 256 8 888} |
| do_test update-5.5 { |
| execsql {UPDATE test1 SET f1=f1-1 WHERE f1>100 and f2==128} |
| } {} |
| do_test update-5.5.1 { |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 777 128} |
| do_test update-5.5.2 { |
| execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2} |
| } {78 128} |
| do_test update-5.5.3 { |
| execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2} |
| } {} |
| do_test update-5.5.4 { |
| execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2} |
| } {777 128} |
| do_test update-5.5.5 { |
| execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2} |
| } {8 88 8 128 8 256 8 888} |
| do_test update-5.6 { |
| execsql { |
| PRAGMA count_changes=on; |
| UPDATE test1 SET f1=f1-1 WHERE f1<=100 and f2==128; |
| } |
| } {2} |
| do_test update-5.6.1 { |
| execsql { |
| PRAGMA count_changes=off; |
| SELECT * FROM test1 ORDER BY f1,f2 |
| } |
| } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128} |
| do_test update-5.6.2 { |
| execsql {SELECT * FROM test1 WHERE f1==77 ORDER BY f1,f2} |
| } {77 128} |
| do_test update-5.6.3 { |
| execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2} |
| } {} |
| do_test update-5.6.4 { |
| execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2} |
| } {777 128} |
| do_test update-5.6.5 { |
| execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2} |
| } {8 88 8 256 8 888} |
| |
| # Repeat the previous sequence of tests with a different index. |
| # |
| execsql {PRAGMA synchronous=FULL} |
| do_test update-6.0 { |
| execsql {DROP INDEX idx1} |
| execsql {CREATE INDEX idx1 ON test1(f2)} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128} |
| do_test update-6.1 { |
| execsql {UPDATE test1 SET f2=f2+1 WHERE f1==8} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 89 8 257 8 889 9 512 10 1024 77 128 777 128} |
| do_test update-6.1.1 { |
| execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2} |
| } {8 89 8 257 8 889} |
| do_test update-6.1.2 { |
| execsql {SELECT * FROM test1 WHERE f2==89 ORDER BY f1,f2} |
| } {8 89} |
| do_test update-6.1.3 { |
| execsql {SELECT * FROM test1 WHERE f1==88 ORDER BY f1,f2} |
| } {} |
| do_test update-6.2 { |
| execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2>800} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 89 8 257 8 888 9 512 10 1024 77 128 777 128} |
| do_test update-6.3 { |
| execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2<800} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128} |
| do_test update-6.3.1 { |
| execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2} |
| } {8 88 8 256 8 888} |
| do_test update-6.3.2 { |
| execsql {SELECT * FROM test1 WHERE f2==89 ORDER BY f1,f2} |
| } {} |
| do_test update-6.3.3 { |
| execsql {SELECT * FROM test1 WHERE f2==88 ORDER BY f1,f2} |
| } {8 88} |
| do_test update-6.4 { |
| execsql {UPDATE test1 SET f1=f1+1 WHERE f2==128} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 778 128} |
| do_test update-6.4.1 { |
| execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2} |
| } {78 128} |
| do_test update-6.4.2 { |
| execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2} |
| } {778 128} |
| do_test update-6.4.3 { |
| execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2} |
| } {8 88 8 128 8 256 8 888} |
| do_test update-6.5 { |
| execsql {UPDATE test1 SET f1=f1-1 WHERE f1>100 and f2==128} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 777 128} |
| do_test update-6.5.1 { |
| execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2} |
| } {78 128} |
| do_test update-6.5.2 { |
| execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2} |
| } {} |
| do_test update-6.5.3 { |
| execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2} |
| } {777 128} |
| do_test update-6.5.4 { |
| execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2} |
| } {8 88 8 128 8 256 8 888} |
| do_test update-6.6 { |
| execsql {UPDATE test1 SET f1=f1-1 WHERE f1<=100 and f2==128} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128} |
| do_test update-6.6.1 { |
| execsql {SELECT * FROM test1 WHERE f1==77 ORDER BY f1,f2} |
| } {77 128} |
| do_test update-6.6.2 { |
| execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2} |
| } {} |
| do_test update-6.6.3 { |
| execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2} |
| } {777 128} |
| do_test update-6.6.4 { |
| execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2} |
| } {8 88 8 256 8 888} |
| |
| # Repeat the previous sequence of tests with multiple |
| # indices |
| # |
| do_test update-7.0 { |
| execsql {CREATE INDEX idx2 ON test1(f2)} |
| execsql {CREATE INDEX idx3 ON test1(f1,f2)} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128} |
| do_test update-7.1 { |
| execsql {UPDATE test1 SET f2=f2+1 WHERE f1==8} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 89 8 257 8 889 9 512 10 1024 77 128 777 128} |
| do_test update-7.1.1 { |
| execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2} |
| } {8 89 8 257 8 889} |
| do_test update-7.1.2 { |
| execsql {SELECT * FROM test1 WHERE f2==89 ORDER BY f1,f2} |
| } {8 89} |
| do_test update-7.1.3 { |
| execsql {SELECT * FROM test1 WHERE f1==88 ORDER BY f1,f2} |
| } {} |
| do_test update-7.2 { |
| execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2>800} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 89 8 257 8 888 9 512 10 1024 77 128 777 128} |
| do_test update-7.3 { |
| # explain {UPDATE test1 SET f2=f2-1 WHERE f1==8 and F2<300} |
| execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2<800} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128} |
| do_test update-7.3.1 { |
| execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2} |
| } {8 88 8 256 8 888} |
| do_test update-7.3.2 { |
| execsql {SELECT * FROM test1 WHERE f2==89 ORDER BY f1,f2} |
| } {} |
| do_test update-7.3.3 { |
| execsql {SELECT * FROM test1 WHERE f2==88 ORDER BY f1,f2} |
| } {8 88} |
| do_test update-7.4 { |
| execsql {UPDATE test1 SET f1=f1+1 WHERE f2==128} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 778 128} |
| do_test update-7.4.1 { |
| execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2} |
| } {78 128} |
| do_test update-7.4.2 { |
| execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2} |
| } {778 128} |
| do_test update-7.4.3 { |
| execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2} |
| } {8 88 8 128 8 256 8 888} |
| do_test update-7.5 { |
| execsql {UPDATE test1 SET f1=f1-1 WHERE f1>100 and f2==128} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 777 128} |
| do_test update-7.5.1 { |
| execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2} |
| } {78 128} |
| do_test update-7.5.2 { |
| execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2} |
| } {} |
| do_test update-7.5.3 { |
| execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2} |
| } {777 128} |
| do_test update-7.5.4 { |
| execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2} |
| } {8 88 8 128 8 256 8 888} |
| do_test update-7.6 { |
| execsql {UPDATE test1 SET f1=f1-1 WHERE f1<=100 and f2==128} |
| execsql {SELECT * FROM test1 ORDER BY f1,f2} |
| } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128} |
| do_test update-7.6.1 { |
| execsql {SELECT * FROM test1 WHERE f1==77 ORDER BY f1,f2} |
| } {77 128} |
| do_test update-7.6.2 { |
| execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2} |
| } {} |
| do_test update-7.6.3 { |
| execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2} |
| } {777 128} |
| do_test update-7.6.4 { |
| execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2} |
| } {8 88 8 256 8 888} |
| |
| # Error messages |
| # |
| do_test update-9.1 { |
| set v [catch {execsql { |
| UPDATE test1 SET x=11 WHERE f1=1025 |
| }} msg] |
| lappend v $msg |
| } {1 {no such column: x}} |
| do_test update-9.2 { |
| set v [catch {execsql { |
| UPDATE test1 SET f1=x(11) WHERE f1=1025 |
| }} msg] |
| lappend v $msg |
| } {1 {no such function: x}} |
| do_test update-9.3 { |
| set v [catch {execsql { |
| UPDATE test1 SET f1=11 WHERE x=1025 |
| }} msg] |
| lappend v $msg |
| } {1 {no such column: x}} |
| do_test update-9.4 { |
| set v [catch {execsql { |
| UPDATE test1 SET f1=11 WHERE x(f1)=1025 |
| }} msg] |
| lappend v $msg |
| } {1 {no such function: x}} |
| |
| # Try doing updates on a unique column where the value does not |
| # really change. |
| # |
| do_test update-10.1 { |
| execsql { |
| DROP TABLE test1; |
| CREATE TABLE t1( |
| a integer primary key, |
| b UNIQUE, |
| c, d, |
| e, f, |
| UNIQUE(c,d) |
| ); |
| INSERT INTO t1 VALUES(1,2,3,4,5,6); |
| INSERT INTO t1 VALUES(2,3,4,4,6,7); |
| SELECT * FROM t1 |
| } |
| } {1 2 3 4 5 6 2 3 4 4 6 7} |
| do_test update-10.2 { |
| catchsql { |
| UPDATE t1 SET a=1, e=9 WHERE f=6; |
| SELECT * FROM t1; |
| } |
| } {0 {1 2 3 4 9 6 2 3 4 4 6 7}} |
| do_test update-10.3 { |
| catchsql { |
| UPDATE t1 SET a=1, e=10 WHERE f=7; |
| SELECT * FROM t1; |
| } |
| } {1 {PRIMARY KEY must be unique}} |
| do_test update-10.4 { |
| catchsql { |
| SELECT * FROM t1; |
| } |
| } {0 {1 2 3 4 9 6 2 3 4 4 6 7}} |
| do_test update-10.5 { |
| catchsql { |
| UPDATE t1 SET b=2, e=11 WHERE f=6; |
| SELECT * FROM t1; |
| } |
| } {0 {1 2 3 4 11 6 2 3 4 4 6 7}} |
| do_test update-10.6 { |
| catchsql { |
| UPDATE t1 SET b=2, e=12 WHERE f=7; |
| SELECT * FROM t1; |
| } |
| } {1 {column b is not unique}} |
| do_test update-10.7 { |
| catchsql { |
| SELECT * FROM t1; |
| } |
| } {0 {1 2 3 4 11 6 2 3 4 4 6 7}} |
| do_test update-10.8 { |
| catchsql { |
| UPDATE t1 SET c=3, d=4, e=13 WHERE f=6; |
| SELECT * FROM t1; |
| } |
| } {0 {1 2 3 4 13 6 2 3 4 4 6 7}} |
| do_test update-10.9 { |
| catchsql { |
| UPDATE t1 SET c=3, d=4, e=14 WHERE f=7; |
| SELECT * FROM t1; |
| } |
| } {1 {columns c, d are not unique}} |
| do_test update-10.10 { |
| catchsql { |
| SELECT * FROM t1; |
| } |
| } {0 {1 2 3 4 13 6 2 3 4 4 6 7}} |
| |
| # Make sure we can handle a subquery in the where clause. |
| # |
| ifcapable subquery { |
| do_test update-11.1 { |
| execsql { |
| UPDATE t1 SET e=e+1 WHERE b IN (SELECT b FROM t1); |
| SELECT b,e FROM t1; |
| } |
| } {2 14 3 7} |
| do_test update-11.2 { |
| execsql { |
| UPDATE t1 SET e=e+1 WHERE a IN (SELECT a FROM t1); |
| SELECT a,e FROM t1; |
| } |
| } {1 15 2 8} |
| } |
| |
| integrity_check update-12.1 |
| |
| # Ticket 602. Updates should occur in the same order as the records |
| # were discovered in the WHERE clause. |
| # |
| do_test update-13.1 { |
| execsql { |
| BEGIN; |
| CREATE TABLE t2(a); |
| INSERT INTO t2 VALUES(1); |
| INSERT INTO t2 VALUES(2); |
| INSERT INTO t2 SELECT a+2 FROM t2; |
| INSERT INTO t2 SELECT a+4 FROM t2; |
| INSERT INTO t2 SELECT a+8 FROM t2; |
| INSERT INTO t2 SELECT a+16 FROM t2; |
| INSERT INTO t2 SELECT a+32 FROM t2; |
| INSERT INTO t2 SELECT a+64 FROM t2; |
| INSERT INTO t2 SELECT a+128 FROM t2; |
| INSERT INTO t2 SELECT a+256 FROM t2; |
| INSERT INTO t2 SELECT a+512 FROM t2; |
| INSERT INTO t2 SELECT a+1024 FROM t2; |
| COMMIT; |
| SELECT count(*) FROM t2; |
| } |
| } {2048} |
| do_test update-13.2 { |
| execsql { |
| SELECT count(*) FROM t2 WHERE a=rowid; |
| } |
| } {2048} |
| do_test update-13.3 { |
| execsql { |
| UPDATE t2 SET rowid=rowid-1; |
| SELECT count(*) FROM t2 WHERE a=rowid+1; |
| } |
| } {2048} |
| do_test update-13.3 { |
| execsql { |
| UPDATE t2 SET rowid=rowid+10000; |
| UPDATE t2 SET rowid=rowid-9999; |
| SELECT count(*) FROM t2 WHERE a=rowid; |
| } |
| } {2048} |
| do_test update-13.4 { |
| execsql { |
| BEGIN; |
| INSERT INTO t2 SELECT a+2048 FROM t2; |
| INSERT INTO t2 SELECT a+4096 FROM t2; |
| INSERT INTO t2 SELECT a+8192 FROM t2; |
| SELECT count(*) FROM t2 WHERE a=rowid; |
| COMMIT; |
| } |
| } 16384 |
| do_test update-13.5 { |
| execsql { |
| UPDATE t2 SET rowid=rowid-1; |
| SELECT count(*) FROM t2 WHERE a=rowid+1; |
| } |
| } 16384 |
| |
| integrity_check update-13.6 |
| |
| ifcapable {trigger} { |
| # Test for proper detection of malformed WHEN clauses on UPDATE triggers. |
| # |
| do_test update-14.1 { |
| execsql { |
| CREATE TABLE t3(a,b,c); |
| CREATE TRIGGER t3r1 BEFORE UPDATE on t3 WHEN nosuchcol BEGIN |
| SELECT 'illegal WHEN clause'; |
| END; |
| } |
| } {} |
| do_test update-14.2 { |
| catchsql { |
| UPDATE t3 SET a=1; |
| } |
| } {1 {no such column: nosuchcol}} |
| do_test update-14.3 { |
| execsql { |
| CREATE TABLE t4(a,b,c); |
| CREATE TRIGGER t4r1 AFTER UPDATE on t4 WHEN nosuchcol BEGIN |
| SELECT 'illegal WHEN clause'; |
| END; |
| } |
| } {} |
| do_test update-14.4 { |
| catchsql { |
| UPDATE t4 SET a=1; |
| } |
| } {1 {no such column: nosuchcol}} |
| |
| } ;# ifcapable {trigger} |
| |
| |
| finish_test |