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Fix for bug #26288: savepoint not deleted, comit on empty transaction

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Problem: commit doesn't delete savepoints if there are no changes 
in the transaction.

Fix: delete them in such cases.


mysql-test/r/innodb_mysql.result:
  Fix for bug #26288: savepoint not deleted, comit on empty transaction
    - test result.
mysql-test/t/innodb_mysql.test:
  Fix for bug #26288: savepoint not deleted, comit on empty transaction
    - test case.
sql/handler.cc:
  Fix for bug #26288: savepoint not deleted, comit on empty transaction
    - call transaction.cleanup() even if nht is 0 to delete 
  possible savepoints.
This commit is contained in:
Ramil Kalimullin
2009-03-27 10:24:32 +04:00
parent f606cfeae3
commit c2c47b67fd
3 changed files with 66 additions and 3 deletions
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24
mysql-test/r/innodb_mysql.result
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@ -1267,4 +1267,28 @@ CREATE INDEX i1 on t1 (a(3));
SELECT * FROM t1 WHERE a = 'abcde';
a
DROP TABLE t1;
#
# BUG #26288: savepoint are not deleted on comit, if the transaction
# was otherwise empty
#
BEGIN;
SAVEPOINT s1;
COMMIT;
RELEASE SAVEPOINT s1;
ERROR 42000: SAVEPOINT s1 does not exist
BEGIN;
SAVEPOINT s2;
COMMIT;
ROLLBACK TO SAVEPOINT s2;
ERROR 42000: SAVEPOINT s2 does not exist
BEGIN;
SAVEPOINT s3;
ROLLBACK;
RELEASE SAVEPOINT s3;
ERROR 42000: SAVEPOINT s3 does not exist
BEGIN;
SAVEPOINT s4;
ROLLBACK;
ROLLBACK TO SAVEPOINT s4;
ERROR 42000: SAVEPOINT s4 does not exist
End of 5.0 tests