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Bug#11829785 EXPLAIN EXTENDED CRASH WITH RIGHT OUTER JOIN, SUBQUERIES

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This is a backport of
Bug #46860 Crash/segfault using EXPLAIN EXTENDED on query using UNION in subquery.


mysql-test/r/explain.result:
  Remove the extended Note, since explain returns error.
  New test case.
mysql-test/r/func_gconcat.result:
  Remove the extended Note, since explain returns error.
mysql-test/r/subselect3.result:
  Remove the extended Note, since explain returns error.
mysql-test/t/explain.test:
  New test case.
sql/sql_parse.cc:
  Skip the extended description if we have an error.
This commit is contained in:
Tor Didriksen
2011-03-24 11:27:11 +01:00
parent 9d32caa13d
commit e57beba62d
5 changed files with 41 additions and 7 deletions
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23
mysql-test/t/explain.test
View File

@ -1,5 +1,5 @@
#
# Test of different EXPLAIN's
# Test of different EXPLAINs
--disable_warnings
drop table if exists t1;
@ -275,3 +275,24 @@ DEALLOCATE PREPARE stmt;
DROP TABLE t1;
--echo End of 5.1 tests.
--echo #
--echo # Bug#11829785 EXPLAIN EXTENDED CRASH WITH RIGHT OUTER JOIN, SUBQUERIES
--echo #
CREATE TABLE t1(a INT);
INSERT INTO t1 VALUES (0), (0);
PREPARE s FROM
'EXPLAIN EXTENDED
SELECT SUBSTRING(1, (SELECT 1 FROM t1 a1 RIGHT OUTER JOIN t1 ON 0)) AS d
FROM t1 WHERE 0 > ANY (SELECT @a FROM t1)';
--error ER_SUBQUERY_NO_1_ROW
EXECUTE s;
DEALLOCATE PREPARE s;
DROP TABLE t1;
--echo #