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From:Georgi Kodinov Date:September 19 2008 1:33pm
Subject:bzr push into mysql-5.1 branch (kgeorge:2687 to 2689) Bug#31434
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 2689 Georgi Kodinov	2008-09-19
      fixed a problem with the push of bug #31434
modified:
  mysql-test/t/mysqldump-max.test

 2688 Georgi Kodinov	2008-09-19 [merge]
      merge of bug 39353 5.0-5.1.29-rc -> 5.1-5.1.29-rc
modified:
  mysql-test/r/compare.result
  mysql-test/t/compare.test
  sql/item.cc

 2687 Gleb Shchepa	2008-09-18
      Post-push fix for bug #26020: User-Defined Variables are not consistence with columns data types.
      
      --ps-protocol problem has been fixed.
modified:
  sql/item_func.cc

=== modified file 'mysql-test/r/compare.result'
--- a/mysql-test/r/compare.result	2008-03-12 10:22:58 +0000
+++ b/mysql-test/r/compare.result	2008-09-19 12:34:37 +0000
@@ -90,4 +90,9 @@ Note	1276	Field or reference 'test.t2.a'
 Note	1276	Field or reference 'test.t2.a' of SELECT #2 was resolved in SELECT #1
 Note	1003	select `test`.`t2`.`a` AS `a`,(select count(0) AS `COUNT(*)` from `test`.`t1` where ((`test`.`t1`.`b` = `test`.`t2`.`a`) and (concat(`test`.`t1`.`b`,`test`.`t1`.`c`) = concat('0',`test`.`t2`.`a`,'01')))) AS `x` from `test`.`t2` order by `test`.`t2`.`a`
 DROP TABLE t1,t2;
+CREATE TABLE t1 (a TIMESTAMP);
+INSERT INTO t1 VALUES (NOW()),(NOW()),(NOW());
+SELECT * FROM t1 WHERE a > '2008-01-01' AND a = '0000-00-00';
+a
+DROP TABLE t1;
 End of 5.0 tests

=== modified file 'mysql-test/t/compare.test'
--- a/mysql-test/t/compare.test	2008-02-15 13:47:32 +0000
+++ b/mysql-test/t/compare.test	2008-09-18 12:55:36 +0000
@@ -76,4 +76,13 @@ FROM t2 ORDER BY a;
 
 DROP TABLE t1,t2;
 
+#
+# Bug #39353: Multiple conditions on timestamp column crashes server
+#
+
+CREATE TABLE t1 (a TIMESTAMP); 
+INSERT INTO t1 VALUES (NOW()),(NOW()),(NOW());
+SELECT * FROM t1 WHERE a > '2008-01-01' AND a = '0000-00-00';
+DROP TABLE t1;
+
 --echo End of 5.0 tests

=== modified file 'mysql-test/t/mysqldump-max.test'
--- a/mysql-test/t/mysqldump-max.test	2008-09-11 06:14:19 +0000
+++ b/mysql-test/t/mysqldump-max.test	2008-09-19 13:24:32 +0000
@@ -1114,9 +1114,9 @@ CREATE VIEW v1 AS SELECT * FROM t1;
 INSERT INTO t1 VALUES();
 SELECT COUNT(*) FROM v1;
 
---exec $MYSQL_DUMP --allow-keywords --single-transaction --quick --verbose test --result-file $MYSQL_TEST_DIR/var/tmp/bug31434.sql
---exec $MYSQL test < $MYSQL_TEST_DIR/var/tmp/bug31434.sql
---remove_file $MYSQL_TEST_DIR/var/tmp/bug31434.sql
+--exec $MYSQL_DUMP --allow-keywords --single-transaction --quick --verbose test --result-file $MYSQLTEST_VARDIR/tmp/bug31434.sql
+--exec $MYSQL test < $MYSQLTEST_VARDIR/tmp/bug31434.sql
+--remove_file $MYSQLTEST_VARDIR/tmp/bug31434.sql
 
 SELECT COUNT(*) FROM v1;
 

=== modified file 'sql/item.cc'
--- a/sql/item.cc	2008-09-08 10:04:42 +0000
+++ b/sql/item.cc	2008-09-19 12:34:37 +0000
@@ -4342,7 +4342,12 @@ Item *Item_field::equal_fields_propagato
     item= this;
   else if (field && (field->flags & ZEROFILL_FLAG) && IS_NUM(field->type()))
   {
-    if (item && cmp_context != INT_RESULT)
+    /*
+      We don't need to zero-fill timestamp columns here because they will be 
+      first converted to a string (in date/time format) and compared as such if
+      compared with another string.
+    */
+    if (item && field->type() != FIELD_TYPE_TIMESTAMP && cmp_context != INT_RESULT)
       convert_zerofill_number_to_string(&item, (Field_num *)field);
     else
       item= this;

Thread
bzr push into mysql-5.1 branch (kgeorge:2687 to 2689) Bug#31434Georgi Kodinov19 Sep