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authorAleksey Midenkov <midenok@gmail.com>2020-05-28 22:22:19 +0300
committerAleksey Midenkov <midenok@gmail.com>2020-05-28 22:22:19 +0300
commitdd9773b72380eeb98b9dabba219452f29ee5603b (patch)
tree5f2d64cf0c82f8532e8d3269f96fee1ea77a1d43 /mysql-test/suite/versioning/t/partition.test
parent3e9b96b6ff925f83427600956b86a984b726d3af (diff)
downloadmariadb-git-dd9773b72380eeb98b9dabba219452f29ee5603b.tar.gz
MDEV-22413 Server hangs upon UPDATE on a view reading from versioned partitioned table
UPDATE gets access to history records because versioning conditions are not set for VIEW. This leads to endless loop of inserting history records when clustered index is rebuilt and ha_rnd_next() returns newly inserted history record. Return back original behavior of failing on write-locked table in historical query. 35b679b9 assumed that SELECT_LEX::lock_type influences anything, but actually at this point table is already locked. Original bug report was tempesta-tech/mariadb#102
Diffstat (limited to 'mysql-test/suite/versioning/t/partition.test')
-rw-r--r--mysql-test/suite/versioning/t/partition.test36
1 files changed, 32 insertions, 4 deletions
diff --git a/mysql-test/suite/versioning/t/partition.test b/mysql-test/suite/versioning/t/partition.test
index 6fee6f43847..6cd88caf1a9 100644
--- a/mysql-test/suite/versioning/t/partition.test
+++ b/mysql-test/suite/versioning/t/partition.test
@@ -583,7 +583,6 @@ update t1 left join t2 on a > b set b= 2 order by b;
# cleanup
drop table t1, t2;
---source suite/versioning/common_finish.inc
--echo #
--echo # MDEV-17091 Assertion `old_part_id == m_last_part' failed in
--echo # ha_partition::update_row or `part_id == m_last_part' in
@@ -605,6 +604,35 @@ update t1 set f=pk;
delete from t1;
drop table t1;
---echo # Test cleanup
-drop database test;
-create database test;
+--echo #
+--echo # MDEV-22413 Server hangs upon UPDATE/DELETE on a view reading from versioned partitioned table
+--echo #
+create or replace table t1 (f char(6)) engine innodb with system versioning;
+
+insert into t1 values (null);
+update t1 set f= 'foo';
+update t1 set f= 'bar';
+
+create or replace view v1 as select * from t1 for system_time all;
+--error ER_TABLE_NOT_LOCKED_FOR_WRITE
+update v1 set f = '';
+
+create or replace table t1 (f char(6)) engine innodb with system versioning
+partition by system_time limit 1
+(partition p1 history, partition p2 history, partition pn current);
+
+insert into t1 values (null);
+update t1 set f= 'foo';
+update t1 set f= 'bar';
+
+create or replace view v1 as select * from t1 for system_time all;
+--error ER_TABLE_NOT_LOCKED_FOR_WRITE
+update v1 set f= '';
+--error ER_TABLE_NOT_LOCKED_FOR_WRITE
+delete from v1;
+
+# cleanup
+drop view v1;
+drop table t1;
+
+--source suite/versioning/common_finish.inc