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From:Georgi Kodinov Date:January 19 2010 12:49pm
Subject:bzr commit into mysql-5.1-bugteam branch (joro:3323) Bug#45989
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#At file:///home/kgeorge/mysql/work/B45989-5.1-bugteam/ based on revid:mattias.jonsson@stripped

 3323 Georgi Kodinov	2010-01-19
      revert of the fix for bug #45989: pushed by mistake.

    modified:
      mysql-test/r/subselect.result
      mysql-test/t/subselect.test
      sql/sql_select.cc
=== modified file 'mysql-test/r/subselect.result'
--- a/mysql-test/r/subselect.result	2010-01-18 15:50:46 +0000
+++ b/mysql-test/r/subselect.result	2010-01-19 12:48:41 +0000
@@ -4602,16 +4602,4 @@ SELECT 1 FROM t1 GROUP BY
 1
 1
 DROP TABLE t1;
-#
-# Bug #45989 take 2 : memory leak after explain encounters an 
-# error in the query
-#
-CREATE TABLE t1(a LONGTEXT);
-INSERT INTO t1 VALUES (repeat('a',@@global.max_allowed_packet));
-INSERT INTO t1 VALUES (repeat('b',@@global.max_allowed_packet));
-EXPLAIN EXTENDED SELECT DISTINCT 1 FROM t1,
-(SELECT DISTINCTROW a AS away FROM t1 GROUP BY a WITH ROLLUP) AS d1  
-WHERE t1.a = d1.a;
-ERROR 42S22: Unknown column 'd1.a' in 'where clause'
-DROP TABLE t1;
 End of 5.1 tests.

=== modified file 'mysql-test/t/subselect.test'
--- a/mysql-test/t/subselect.test	2010-01-18 15:50:46 +0000
+++ b/mysql-test/t/subselect.test	2010-01-19 12:48:41 +0000
@@ -3585,21 +3585,4 @@ SELECT 1 FROM t1 GROUP BY
   (SELECT LAST_INSERT_ID() FROM t1 ORDER BY MIN(a) ASC LIMIT 1);
 DROP TABLE t1;
 
---echo #
---echo # Bug #45989 take 2 : memory leak after explain encounters an 
---echo # error in the query
---echo #
-
-CREATE TABLE t1(a LONGTEXT);
-INSERT INTO t1 VALUES (repeat('a',@@global.max_allowed_packet));
-INSERT INTO t1 VALUES (repeat('b',@@global.max_allowed_packet));
-
---error ER_BAD_FIELD_ERROR
-EXPLAIN EXTENDED SELECT DISTINCT 1 FROM t1,
-(SELECT DISTINCTROW a AS away FROM t1 GROUP BY a WITH ROLLUP) AS d1  
-WHERE t1.a = d1.a;
-
-DROP TABLE t1;
-
-
 --echo End of 5.1 tests.

=== modified file 'sql/sql_select.cc'
--- a/sql/sql_select.cc	2010-01-18 15:50:46 +0000
+++ b/sql/sql_select.cc	2010-01-19 12:48:41 +0000
@@ -5824,8 +5824,6 @@ JOIN::make_simple_join(JOIN *parent, TAB
   const_table_map= 0;
   tmp_table_param.field_count= tmp_table_param.sum_func_count=
     tmp_table_param.func_count= 0;
-  if (tmp_table_param.copy_field)
-    delete [] tmp_table_param.copy_field;
   tmp_table_param.copy_field= tmp_table_param.copy_field_end=0;
   first_record= sort_and_group=0;
   send_records= (ha_rows) 0;


Attachment: [text/bzr-bundle] bzr/joro@sun.com-20100119124841-38vva51cuq3if7dc.bundle
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bzr commit into mysql-5.1-bugteam branch (joro:3323) Bug#45989Georgi Kodinov19 Jan