File: subselect_debug.result

package info (click to toggle)
mysql-5.5 5.5.60-0%2Bdeb8u1
  • links: PTS, VCS
  • area: main
  • in suites: jessie
  • size: 201,012 kB
  • sloc: cpp: 648,063; ansic: 552,041; perl: 48,017; pascal: 25,099; sh: 15,065; yacc: 13,088; cs: 4,647; xml: 4,178; sql: 3,380; makefile: 1,368; lex: 639; awk: 54
file content (12 lines) | stat: -rw-r--r-- 378 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
 
CREATE TABLE t1(id INT);
INSERT INTO t1 VALUES (1),(2),(3),(4);
INSERT INTO t1 SELECT a.id FROM t1 a,t1 b,t1 c,t1 d;
SET SESSION debug="d,subselect_exec_fail";
SELECT SUM(EXISTS(SELECT RAND() FROM t1)) FROM t1;
SUM(EXISTS(SELECT RAND() FROM t1))
0
SELECT REVERSE(EXISTS(SELECT RAND() FROM t1));
REVERSE(EXISTS(SELECT RAND() FROM t1))
0
SET SESSION debug=DEFAULT;
DROP TABLE t1;