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Fix for bug #31742: delete from ... order by function call that causes

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an error, asserts server

In case of a fatal error during filesort in find_all_keys() the error
was returned without the necessary handler uninitialization.
Fixed by changing the code so that handler uninitialization is performed
before returning the error.


mysql-test/r/delete.result:
  Added a test case for bug #31742.
mysql-test/t/delete.test:
  Added a test case for bug #31742.
sql/filesort.cc:
  In case of a fatal error in find_all_keys() do not return before doing
  the necessary handler uninitialization steps.
This commit is contained in:
unknown
2007-10-22 16:10:08 +04:00
parent 04311fabaa
commit bbce18c303
3 changed files with 27 additions and 1 deletions
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8
mysql-test/r/delete.result
View File

@ -271,3 +271,11 @@ a
DROP TABLE t1, t2;
DROP DATABASE db1;
DROP DATABASE db2;
CREATE FUNCTION f1() RETURNS INT RETURN 1;
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (0);
DELETE FROM t1 ORDER BY (f1(10)) LIMIT 1;
ERROR 42000: Incorrect number of arguments for FUNCTION test.f1; expected 0, got 1
DROP TABLE t1;
DROP FUNCTION f1;
End of 5.0 tests

15
mysql-test/t/delete.test
View File

@ -277,3 +277,18 @@ SELECT * FROM t1;
DROP TABLE t1, t2;
DROP DATABASE db1;
DROP DATABASE db2;
#
# Bug 31742: delete from ... order by function call that causes an error,
# asserts server
#
CREATE FUNCTION f1() RETURNS INT RETURN 1;
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (0);
--error 1318
DELETE FROM t1 ORDER BY (f1(10)) LIMIT 1;
DROP TABLE t1;
DROP FUNCTION f1;
--echo End of 5.0 tests