From: Date: February 1 2006 5:40pm
Subject: bk commit into 4.1 tree (svoj:1.2470) BUG#14496
List-Archive: http://lists.mysql.com/commits/2015
X-Bug: 14496
Message-Id: <20060201164017.DB7A0BA6@april.pils.ru>

Below is the list of changes that have just been committed into a local
4.1 repository of svoj. When svoj does a push these changes will
be propagated to the main repository and, within 24 hours after the
push, to the public repository.
For information on how to access the public repository
see http://dev.mysql.com/doc/mysql/en/installing-source-tree.html

ChangeSet
  1.2470 06/02/01 20:40:12 svoj@april.(none) +3 -0
  BUG#14496: Crash or strange results with prepared statement,
             MATCH and FULLTEXT
  Fixed that fulltext query using PS results in unexpected behaviour
  when executed 2 or more times.

  sql/item_func.h
    1.128 06/02/01 20:40:10 svoj@april.(none) +1 -1
    In Item_func_match::cleanup() always reset ft_handler to 0.

  mysql-test/t/fulltext.test
    1.77 06/02/01 20:40:10 svoj@april.(none) +12 -0
    Testcase for BUG#14496.

  mysql-test/r/fulltext.result
    1.78 06/02/01 20:40:10 svoj@april.(none) +11 -0
    Testcase for BUG#14496.

# This is a BitKeeper patch.  What follows are the unified diffs for the
# set of deltas contained in the patch.  The rest of the patch, the part
# that BitKeeper cares about, is below these diffs.
# User:	svoj
# Host:	april.(none)
# Root:	/home/svoj/devel/mysql/BUG14496/mysql-4.1

--- 1.127/sql/item_func.h	2005-11-10 18:12:18 +04:00
+++ 1.128/sql/item_func.h	2006-02-01 20:40:10 +04:00
@@ -1056,7 +1056,6 @@
     if (!master && ft_handler)
     {
       ft_handler->please->close_search(ft_handler);
-      ft_handler=0;
       if (join_key)
 	table->file->ft_handler=0;
       table->fulltext_searched=0;
@@ -1066,6 +1065,7 @@
       delete concat;
       concat= 0;
     }
+    ft_handler= 0;
     DBUG_VOID_RETURN;
   }
   enum Functype functype() const { return FT_FUNC; }

--- 1.77/mysql-test/r/fulltext.result	2005-11-26 22:35:59 +04:00
+++ 1.78/mysql-test/r/fulltext.result	2006-02-01 20:40:10 +04:00
@@ -436,3 +436,14 @@
 a
 testword''
 DROP TABLE t1;
+CREATE TABLE t1 (a TEXT, FULLTEXT KEY(a));
+INSERT INTO t1 VALUES('test'),('test1'),('test');
+PREPARE stmt from "SELECT a, MATCH(a) AGAINST('test1 test') FROM t1 WHERE MATCH(a) AGAINST('test1 test')";
+EXECUTE stmt;
+a	MATCH(a) AGAINST('test1 test')
+test1	0.68526661396027
+EXECUTE stmt;
+a	MATCH(a) AGAINST('test1 test')
+test1	0.68526661396027
+DEALLOCATE PREPARE stmt;
+DROP TABLE t1;

--- 1.76/mysql-test/t/fulltext.test	2005-11-26 22:35:59 +04:00
+++ 1.77/mysql-test/t/fulltext.test	2006-02-01 20:40:10 +04:00
@@ -357,4 +357,16 @@
 SELECT a FROM t1 WHERE MATCH a AGAINST('testword\'\'' IN BOOLEAN MODE);
 DROP TABLE t1;
 
+#
+# BUG#14496: Crash or strange results with prepared statement,
+#            MATCH and FULLTEXT
+#
+CREATE TABLE t1 (a TEXT, FULLTEXT KEY(a));
+INSERT INTO t1 VALUES('test'),('test1'),('test');
+PREPARE stmt from "SELECT a, MATCH(a) AGAINST('test1 test') FROM t1 WHERE MATCH(a) AGAINST('test1 test')";
+EXECUTE stmt;
+EXECUTE stmt;
+DEALLOCATE PREPARE stmt;
+DROP TABLE t1;
+
 # End of 4.1 tests