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authorSergei Golubchik <serg@mariadb.org>2014-10-15 12:59:13 +0200
committerSergei Golubchik <serg@mariadb.org>2014-10-15 12:59:13 +0200
commitf62c12b405ba7ec80b8e2490856b83c6f5899211 (patch)
tree010605c7f145da6ea6ac14b39abc4cf700d619b1 /mysql-test/r/subselect_sj_mat.result
parentf947f73b2b6d2bd246b81a9038224d2a85777520 (diff)
parentf1afc003eefe0aafd3e070c7453d9e029d8445a8 (diff)
downloadmariadb-git-f62c12b405ba7ec80b8e2490856b83c6f5899211.tar.gz
Merge 10.0.14 into 10.1
Diffstat (limited to 'mysql-test/r/subselect_sj_mat.result')
-rw-r--r--mysql-test/r/subselect_sj_mat.result37
1 files changed, 37 insertions, 0 deletions
diff --git a/mysql-test/r/subselect_sj_mat.result b/mysql-test/r/subselect_sj_mat.result
index 7417ab56ff8..38690a2d6a1 100644
--- a/mysql-test/r/subselect_sj_mat.result
+++ b/mysql-test/r/subselect_sj_mat.result
@@ -2148,4 +2148,41 @@ EXECUTE stmt;
a
DROP TABLE t1, t2;
DROP VIEW v2;
+#
+# MDEV-6289 : Unexpected results when querying information_schema
+#
+CREATE TABLE t1 (
+id int(11) unsigned NOT NULL AUTO_INCREMENT,
+db varchar(254) NOT NULL DEFAULT '',
+PRIMARY KEY (id),
+UNIQUE KEY db (db)
+) DEFAULT CHARSET=utf8;
+INSERT INTO t1 (db) VALUES ('mysqltest1'),('mysqltest2'),('mysqltest3'),('mysqltest4');
+drop database if exists mysqltest1;
+drop database if exists mysqltest2;
+drop database if exists mysqltest3;
+drop database if exists mysqltest4;
+create database mysqltest1;
+create database mysqltest2;
+create database mysqltest3;
+create database mysqltest4;
+SELECT db FROM t1 WHERE db IN (SELECT SCHEMA_NAME FROM information_schema.schemata) ORDER BY db DESC;
+db
+mysqltest4
+mysqltest3
+mysqltest2
+mysqltest1
+EXPLAIN EXTENDED
+SELECT db FROM t1 WHERE db IN (SELECT SCHEMA_NAME FROM information_schema.schemata) ORDER BY db DESC;
+id select_type table type possible_keys key key_len ref rows filtered Extra
+1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 2 100.00 Using temporary; Using filesort
+1 PRIMARY t1 eq_ref db db 764 information_schema.schemata.SCHEMA_NAME 1 100.00 Using where; Using index
+2 MATERIALIZED schemata ALL NULL NULL NULL NULL NULL NULL
+Warnings:
+Note 1003 select `test`.`t1`.`db` AS `db` from `test`.`t1` semi join (`information_schema`.`schemata`) where (`test`.`t1`.`db` = `information_schema`.`schemata`.`SCHEMA_NAME`) order by `test`.`t1`.`db` desc
+drop table t1;
+drop database mysqltest1;
+drop database mysqltest2;
+drop database mysqltest3;
+drop database mysqltest4;
# End of 5.5 tests