database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-29 05:21:33 +03:00
Code Activity

Merge 10.5 into 10.6

Browse Source
This commit is contained in:
Marko Mäkelä
2023-01-17 20:02:29 +02:00
parent 95de5248c7 0459d2ccfc
commit a8c5635cf1
41 changed files with 710 additions and 110 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
mysql-test/main/join.result
View File

@ -3407,3 +3407,20 @@ id select_type table type possible_keys key key_len ref rows Extra
drop table t1,t2,t3;
drop table t1000,t10,t03;
# End of 10.3 tests
#
# MDEV-30080 Wrong result with LEFT JOINs involving constant tables
#
CREATE TABLE t1 (a INT) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1);
CREATE TABLE t2 (b INT) ENGINE=MyISAM;
INSERT INTO t2 VALUES (1),(1);
CREATE TABLE t3 (c INT PRIMARY KEY) ENGINE=MyISAM;
SELECT * FROM t1 LEFT JOIN (t2 LEFT JOIN t3 ON t2.b = t3.c) ON t1.a = t2.b;
a b c
1 1 NULL
1 1 NULL
SELECT COUNT(*) FROM t1 LEFT JOIN (t2 LEFT JOIN t3 ON t2.b = t3.c) ON t1.a = t2.b;
COUNT(*)
2
DROP TABLE t1, t2, t3;
# End of 10.5 tests