diff options
Diffstat (limited to 'mysql-test/suite/innodb/r/innodb_bug53756.result')
-rw-r--r-- | mysql-test/suite/innodb/r/innodb_bug53756.result | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/mysql-test/suite/innodb/r/innodb_bug53756.result b/mysql-test/suite/innodb/r/innodb_bug53756.result new file mode 100644 index 00000000000..37453be8201 --- /dev/null +++ b/mysql-test/suite/innodb/r/innodb_bug53756.result @@ -0,0 +1,118 @@ +DROP TABLE IF EXISTS bug_53756 ; +CREATE TABLE bug_53756 (pk INT, c1 INT) ENGINE=InnoDB; +ALTER TABLE bug_53756 ADD PRIMARY KEY (pk); +INSERT INTO bug_53756 VALUES(1, 11), (2, 22), (3, 33), (4, 44); + +# Select a less restrictive isolation level. +SET GLOBAL TRANSACTION ISOLATION LEVEL READ COMMITTED; +SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED; +COMMIT; + +# Start a transaction in the default connection for isolation. +START TRANSACTION; +SELECT @@tx_isolation; +@@tx_isolation +READ-COMMITTED +SELECT * FROM bug_53756; +pk c1 +1 11 +2 22 +3 33 +4 44 + +# connection con1 deletes row 1 +START TRANSACTION; +SELECT @@tx_isolation; +@@tx_isolation +READ-COMMITTED +DELETE FROM bug_53756 WHERE pk=1; + +# connection con2 deletes row 2 +START TRANSACTION; +SELECT @@tx_isolation; +@@tx_isolation +READ-COMMITTED +DELETE FROM bug_53756 WHERE pk=2; + +# connection con3 updates row 3 +START TRANSACTION; +SELECT @@tx_isolation; +@@tx_isolation +READ-COMMITTED +UPDATE bug_53756 SET c1=77 WHERE pk=3; + +# connection con4 updates row 4 +START TRANSACTION; +SELECT @@tx_isolation; +@@tx_isolation +READ-COMMITTED +UPDATE bug_53756 SET c1=88 WHERE pk=4; + +# connection con5 inserts row 5 +START TRANSACTION; +SELECT @@tx_isolation; +@@tx_isolation +READ-COMMITTED +INSERT INTO bug_53756 VALUES(5, 55); + +# connection con6 inserts row 6 +START TRANSACTION; +SELECT @@tx_isolation; +@@tx_isolation +READ-COMMITTED +INSERT INTO bug_53756 VALUES(6, 66); + +# connection con1 commits. +COMMIT; + +# connection con3 commits. +COMMIT; + +# connection con4 rolls back. +ROLLBACK; + +# connection con6 rolls back. +ROLLBACK; + +# The connections 2 and 5 stay open. + +# connection default selects resulting data. +# Delete of row 1 was committed. +# Update of row 3 was committed. +# Due to isolation level read committed, these should be included. +# All other changes should not be included. +SELECT * FROM bug_53756; +pk c1 +2 22 +3 77 +4 44 + +# connection default +# +# Crash server. +START TRANSACTION; +INSERT INTO bug_53756 VALUES (666,666); +SET SESSION debug="+d,crash_commit_before"; +COMMIT; +ERROR HY000: Lost connection to MySQL server during query + +# +# disconnect con1, con2, con3, con4, con5, con6. +# +# Restart server. + +# +# Select recovered data. +# Delete of row 1 was committed. +# Update of row 3 was committed. +# These should be included. +# All other changes should not be included. +# Delete of row 2 and insert of row 5 should be rolled back +SELECT * FROM bug_53756; +pk c1 +2 22 +3 77 +4 44 + +# Clean up. +DROP TABLE bug_53756; |