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MDEV-14762 Server crashes in MDL_ticket::has_stronger_or_equal_type upon inserting into temporary sequence

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Fix is to not upgrade MDL locks for temporary tables
This commit is contained in:
Michael Widenius
2018-04-05 15:16:20 +03:00
parent 3dd01669b4
commit d8da97b09a
3 changed files with 22 additions and 3 deletions
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9
mysql-test/suite/sql_sequence/temporary.test
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@ -14,3 +14,12 @@ alter table s1 engine myisam;
select nextval(s1);
select * from s1;
drop temporary sequence s1;
--echo #
--echo # MDEV-14762 Server crashes in MDL_ticket::has_stronger_or_equal_type
--echo # upon inserting into temporary sequence
--echo #
CREATE TEMPORARY SEQUENCE s1 ENGINE=InnoDB;
INSERT INTO s1 VALUES (1, 1, 1000, 1, 1, 1, 1, 0);
DROP TEMPORARY SEQUENCE s1;