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Merge branch '10.2' into 10.3

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This commit is contained in:
Sergei Golubchik
2019-01-03 13:09:41 +01:00
parent ab4bc84420 842402e4df
commit 6bb11efa4a
125 changed files with 1571 additions and 601 deletions
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19
mysql-test/main/func_group_innodb.test
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@ -192,4 +192,23 @@ EXPLAIN SELECT MIN(c) FROM t1 GROUP BY b;
DROP TABLE t1;
--echo #
--echo # MDEV-17589: Stack-buffer-overflow with indexed varchar (utf8) field
--echo #
CREATE TABLE t1 (v1 varchar(1020), v2 varchar(2), v3 varchar(2),
KEY k1 (v3,v2,v1)) ENGINE=InnoDB CHARACTER SET=utf8 ROW_FORMAT=DYNAMIC;
INSERT INTO t1 VALUES ('king', 'qu','qu'), ('bad','go','go');
explain
SELECT MIN(t1.v1) FROM t1 where t1.v2='qu' and t1.v3='qu';
SELECT MIN(t1.v1) FROM t1 where t1.v2='qu' and t1.v3='qu';
drop table t1;
CREATE TABLE t1 (v1 varchar(1024) CHARACTER SET utf8, KEY v1 (v1)) ENGINE=InnoDB ROW_FORMAT=DYNAMIC;
INSERT INTO t1 VALUES ('king'), ('bad');
explain
SELECT MIN(x.v1) FROM (SELECT t1.* FROM t1 WHERE t1.v1 >= 'p') x;
SELECT MIN(x.v1) FROM (SELECT t1.* FROM t1 WHERE t1.v1 >= 'p') x;
drop table t1;
--echo End of 5.5 tests