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Fix for bug #32559: connection hangs on query with name_const

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Problem: passing a non-constant name to the NAME_CONST function results in a crash.

Fix: check the NAME_CONST name argument; return fake item type if we got
non-constant argument(s).
This commit is contained in:
ramil/ram@mysql.com/ramil.myoffice.izhnet.ru
2007-11-27 09:36:43 +04:00
parent 51ca3235b8
commit ac034767c0
4 changed files with 32 additions and 3 deletions
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7
mysql-test/r/func_misc.result
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@@ -207,4 +207,11 @@ test
SELECT NAME_CONST('test', 'test');
test
test
CREATE TABLE t1(a INT);
INSERT INTO t1 VALUES (), (), ();
SELECT NAME_CONST(a, '1') FROM t1;
ERROR HY000: Incorrect arguments to NAME_CONST
SET INSERT_ID= NAME_CONST(a, a);
ERROR HY000: Incorrect arguments to NAME_CONST
DROP TABLE t1;
End of 5.0 tests