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MDEV-32388 MSAN / Valgrind errors in Item_func_like::get_mm_leaf upon query from partitioned table

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The problem was that RANGE_OPT_PARAM was not completely initialized in
some cases.
Added bzero() to ensure that all elements are always initialized.
This commit is contained in:
Monty
2023-10-10 12:23:08 +03:00
parent 55534a2616
commit 8bf17c579b
3 changed files with 30 additions and 0 deletions
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13
mysql-test/main/partition.result
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@ -2858,3 +2858,16 @@ id select_type table type possible_keys key key_len ref rows Extra
2 DEPENDENT SUBQUERY t3 ref_or_null a1,b a1 10 func,test.t2.a 198 Using where; Full scan on NULL key
set optimizer_switch=@tmp_os;
drop table t1,t2,t3;
#
# MDEV-32388 MSAN / Valgrind errors in
# Item_func_like::get_mm_leaf upon query from partitioned table
#
CREATE TABLE t1 (a INT) PARTITION BY HASH(a) PARTITIONS 2;
INSERT INTO t1 VALUES (1),(2);
SELECT * FROM t1 WHERE a LIKE '1';
a
1
DROP TABLE t1;
#
# End of 10.6 tests
#