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Fixed sporadic error in main.backup_locks

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The follwoing could happen if InnoDB did some background work while
test was running:

@@ -5,6 +5,8 @@
 SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info;
 LOCK_MODE      LOCK_TYPE       TABLE_SCHEMA    TABLE_NAME
 MDL_SHARED_HIGH_PRIO   Table metadata lock     test    t1
+MDL_SHARED     Table metadata lock     mysql   innodb_table_stats
+MDL_SHARED     Table metadata lock     mysql   innodb_index_stat
This commit is contained in:
Monty
2022-02-28 20:08:11 +02:00
parent bc020058d3
commit 72437cbc12
2 changed files with 8 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
mysql-test/main/backup_locks.result
View File

@ -2,19 +2,19 @@
# Test lock taken # Test lock taken
# #
BACKUP LOCK test.t1; BACKUP LOCK test.t1;
SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info; SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info where table_name not like "innodb_%";
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
MDL_SHARED_HIGH_PRIO Table metadata lock test t1 MDL_SHARED_HIGH_PRIO Table metadata lock test t1
BACKUP UNLOCK; BACKUP UNLOCK;
SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info; SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info where table_name not like "innodb_%";
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
BACKUP LOCK t1; BACKUP LOCK t1;
SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info; SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info where table_name not like "innodb_%";
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
MDL_SHARED_HIGH_PRIO Table metadata lock test t1 MDL_SHARED_HIGH_PRIO Table metadata lock test t1
BACKUP UNLOCK; BACKUP UNLOCK;
BACKUP LOCK non_existing.t1; BACKUP LOCK non_existing.t1;
SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info; SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info where table_name not like "innodb_%";
LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME LOCK_MODE LOCK_TYPE TABLE_SCHEMA TABLE_NAME
MDL_SHARED_HIGH_PRIO Table metadata lock non_existing t1 MDL_SHARED_HIGH_PRIO Table metadata lock non_existing t1
BACKUP UNLOCK; BACKUP UNLOCK;

8
mysql-test/main/backup_locks.test
View File

@ -11,14 +11,14 @@
--echo # --echo #
BACKUP LOCK test.t1; BACKUP LOCK test.t1;
SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info; SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info where table_name not like "innodb_%";
BACKUP UNLOCK; BACKUP UNLOCK;
SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info; SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info where table_name not like "innodb_%";
BACKUP LOCK t1; BACKUP LOCK t1;
SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info; SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info where table_name not like "innodb_%";
BACKUP UNLOCK; BACKUP UNLOCK;
BACKUP LOCK non_existing.t1; BACKUP LOCK non_existing.t1;
SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info; SELECT LOCK_MODE, LOCK_TYPE, TABLE_SCHEMA, TABLE_NAME FROM information_schema.metadata_lock_info where table_name not like "innodb_%";
BACKUP UNLOCK; BACKUP UNLOCK;
--echo # --echo #