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MDEV-16093 Memory leak with triggers

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Problem was that blob memory allocated in Table_trigger_list was not
properly freed
This commit is contained in:
Monty
2018-05-24 15:18:09 +03:00
parent 9e22cae1cf
commit 29dbb23fb7
3 changed files with 31 additions and 2 deletions
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13
mysql-test/r/trigger.result
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@ -2306,4 +2306,15 @@ CREATE TABLE t1 (i INT);
insert into t2 value (2);
DROP VIEW v1;
DROP TABLE t1,t2,t3;
End of 10.1 tests.
#
# MDEV-16093
# Assertion `global_status_var.global_memory_used == 0' failed or
# bytes lost after inserting into table with non-null blob and trigger
#
CREATE TABLE t1 (b BLOB NOT NULL);
CREATE TRIGGER tr BEFORE UPDATE ON t1 FOR EACH ROW BEGIN END;
INSERT INTO t1 VALUES ('foo');
DROP TABLE t1;
#
# End of 10.1 tests.
#