database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-30 16:24:05 +03:00
Code Activity

MDEV-34142 Server crashes in create_internal_tmp_table with low tmp space limit

Browse Source
This commit is contained in:
Monty
2024-05-15 14:32:54 +03:00
committed by Sergei Golubchik
parent 46751d4b81
commit fcb3183479
4 changed files with 65 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
mysql-test/main/tmp_space_usage.test
View File

@ -275,4 +275,27 @@ drop table t1;
connection default;
disconnect c1;
--echo #
--echo # MDEV-34142 Server crashes in create_internal_tmp_table with low tmp
--echo # space limit
--echo #
SET MAX_TMP_SESSION_SPACE_USAGE = 128*1024, MAX_HEAP_TABLE_SIZE= 16*1024*1024;
CREATE TABLE t1 (a varchar(1024)) DEFAULT CHARACTER SET utf8mb3;
INSERT INTO t1 SELECT 'x' FROM seq_1_to_50;
--error 200
SELECT * FROM t1 JOIN seq_1_to_200 INTERSECT ALL SELECT * FROM t1 JOIN seq_1_to_200;
drop table t1;
--echo #
--echo # MDEV-34149 Corruption-like errors are produced when temporary space
--echo # limit is reached
--echo #
SET MAX_TMP_SESSION_SPACE_USAGE = 400*1024;
--error 200
SELECT VARIABLE_VALUE FROM information_schema.GLOBAL_VARIABLES JOIN seq_1_to_100
INTERSECT ALL
SELECT VARIABLE_VALUE FROM information_schema.GLOBAL_VARIABLES JOIN seq_1_to_100;
--echo # End of 11.5 tests