File: single_delete_update_innodb.result

package info (click to toggle)
mariadb 1%3A11.8.3-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 772,520 kB
  • sloc: ansic: 2,414,714; cpp: 1,791,394; asm: 381,336; perl: 62,905; sh: 49,647; pascal: 40,897; java: 39,363; python: 20,791; yacc: 20,432; sql: 17,907; xml: 12,344; ruby: 8,544; cs: 6,542; makefile: 6,145; ada: 1,879; lex: 1,193; javascript: 996; objc: 80; tcl: 73; awk: 46; php: 22
file content (32 lines) | stat: -rw-r--r-- 760 bytes parent folder | download | duplicates (7) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
 
#
# Bug #53742: UPDATEs have no effect after applying patch for bug 36569
#
CREATE TABLE t1 (
pk INT NOT NULL AUTO_INCREMENT,
c1_idx CHAR(1) DEFAULT 'y',
c2 INT,
PRIMARY KEY (pk),
INDEX c1_idx (c1_idx)
) ENGINE=InnoDB;
INSERT INTO t1 VALUES (), (), (), ();
SELECT * FROM t1 WHERE c1_idx = 'y' ORDER BY pk DESC LIMIT 2;
pk	c1_idx	c2
4	y	NULL
3	y	NULL
UPDATE t1 SET c2 = 0 WHERE c1_idx = 'y' ORDER BY pk DESC LIMIT 2;
SELECT * FROM t1 WHERE c1_idx = 'y' ORDER BY pk DESC LIMIT 2;
pk	c1_idx	c2
4	y	0
3	y	0
SELECT * FROM t1 WHERE c1_idx = 'y' ORDER BY pk DESC;
pk	c1_idx	c2
4	y	0
3	y	0
2	y	NULL
1	y	NULL
DELETE FROM t1 WHERE c1_idx = 'y' ORDER BY pk DESC LIMIT 2;
SELECT * FROM t1 WHERE c1_idx = 'y' ORDER BY pk DESC;
pk	c1_idx	c2
2	y	NULL
1	y	NULL
DROP TABLE t1;