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-rw-r--r--mysql-test/r/query_cache_28249.result25
1 files changed, 15 insertions, 10 deletions
diff --git a/mysql-test/r/query_cache_28249.result b/mysql-test/r/query_cache_28249.result
index 72d713e8e70..ba694179ceb 100644
--- a/mysql-test/r/query_cache_28249.result
+++ b/mysql-test/r/query_cache_28249.result
@@ -3,8 +3,10 @@ SET @query_cache_limit= @@global.query_cache_limit;
SET @query_cache_min_res_unit= @@global.query_cache_min_res_unit;
SET @query_cache_size= @@global.query_cache_size;
# Bug#28249 Query Cache returns wrong result with concurrent insert/ certain lock
-# Establish connections user1,user2,user3 (user=root)
-# Switch to connection user1
+connect user1,localhost,root,,test,,;
+connect user2,localhost,root,,test,,;
+connect user3,localhost,root,,test,,;
+connection user1;
SET GLOBAL query_cache_type=1;
SET GLOBAL query_cache_limit=10000;
SET GLOBAL query_cache_min_res_unit=0;
@@ -14,13 +16,13 @@ DROP TABLE IF EXISTS t1, t2;
CREATE TABLE t1 (a INT);
CREATE TABLE t2 (a INT);
INSERT INTO t1 VALUES (1),(2),(3);
-# Switch to connection user2
+connection user2;
LOCK TABLE t2 WRITE;
-# Switch to connection user1
+connection user1;
# "send" the next select, "reap" the result later.
# The select will be blocked by the write lock on the t1.
SELECT *, (SELECT COUNT(*) FROM t2) FROM t1;
-# Switch to connection user3
+connection user3;
# Poll till the select of connection user1 is blocked by the write lock on t1.
SELECT user,command,state,info FROM information_schema.processlist
WHERE state = 'Waiting for table metadata lock'
@@ -28,18 +30,18 @@ WHERE state = 'Waiting for table metadata lock'
user command state info
root Query Waiting for table metadata lock SELECT *, (SELECT COUNT(*) FROM t2) FROM t1
INSERT INTO t1 VALUES (4);
-# Switch to connection user2
+connection user2;
UNLOCK TABLES;
-# Switch to connection user1
+connection user1;
# Collecting ("reap") the result from the previously blocked select.
# The printing of the result (varies between 3 and 4 rows) set has to be suppressed.
-# Switch to connection user3
+connection user3;
# The next select enforces that effects of "concurrent_inserts" like the
# record with a = 4 is missing in result sets can no more happen.
SELECT 1 FROM t1 WHERE a = 4;
1
1
-# Switch to connection user1
+connection user1;
# The next result set must contain 4 rows.
SELECT *, (SELECT COUNT(*) FROM t2) FROM t1;
a (SELECT COUNT(*) FROM t2)
@@ -55,7 +57,10 @@ a (SELECT COUNT(*) FROM t2)
3 0
4 0
DROP TABLE t1,t2;
-# Switch to connection default + close connections user1,user2,user3
+connection default;
+disconnect user1;
+disconnect user2;
+disconnect user3;
SET GLOBAL query_cache_type= @query_cache_type;
SET GLOBAL query_cache_limit= @query_cache_limit;
SET GLOBAL query_cache_min_res_unit= @query_cache_min_res_unit;