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MDEV-25228 JSON_TABLE: Server crashes in Query_cache::unlink_table.

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JSON_TABLE shojldn't be counted in the query_cache.
This commit is contained in:
Alexey Botchkov
2021-03-24 15:05:24 +04:00
parent 7075955f4e
commit 707d8653c4
3 changed files with 18 additions and 2 deletions
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7
mysql-test/main/query_cache.test
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@ -1818,6 +1818,13 @@ select * from t1, json_table(t1.a, '$' columns (f varchar(20) path '$.a')) as jt
SHOW STATUS LIKE 'Qcache_inserts';
drop table t1;
--echo #
--echo # MDEV-25228 JSON_TABLE: Server crashes in Query_cache::unlink_table.
--echo #
CREATE TABLE t (a INT);
SELECT * FROM t JOIN JSON_TABLE('{}' , '$' COLUMNS(b FOR ORDINALITY)) AS jt;
DROP TABLE t;
--echo restore defaults
SET GLOBAL query_cache_type= default;
SET GLOBAL query_cache_size=@save_query_cache_size;