Merge bk-internal:/home/bk/mysql-5.0

into  magare.gmz:/home/kgeorge/mysql/work/merge-5.0-bugteam


mysql-test/mysql-test-run.pl:
  Auto merged

mysql-test/mysql-test-run.pl

@@ -1367,7 +1367,15 @@ sub datadir_list_setup () {
 
 sub collect_mysqld_features () {
   my $found_variable_list_start= 0;
-  my $tmpdir= tempdir(CLEANUP => 0); # Directory removed by this function
+  my $tmpdir;
+  if ( $opt_tmpdir ) {
+    # Use the requested tmpdir
+    mkpath($opt_tmpdir) if (! -d $opt_tmpdir);
+    $tmpdir= $opt_tmpdir;
+  }
+  else {
+    $tmpdir= tempdir(CLEANUP => 0); # Directory removed by this function
+  }
 
   #
   # Execute "mysqld --no-defaults --help --verbose" to get a
@@ -1428,7 +1436,7 @@ sub collect_mysqld_features () {
       }
     }
   }
-  rmtree($tmpdir);
+  rmtree($tmpdir) if (!$opt_tmpdir);
   mtr_error("Could not find version of MySQL") unless $mysql_version_id;
   mtr_error("Could not find variabes list") unless $found_variable_list_start;
 
@@ -1737,6 +1745,7 @@ sub mysql_upgrade_arguments()
   mtr_add_arg($args, "--socket=$master->[0]->{'path_sock'}");
   mtr_add_arg($args, "--datadir=$master->[0]->{'path_myddir'}");
   mtr_add_arg($args, "--basedir=$glob_basedir");
+  mtr_add_arg($args, "--tmpdir=$opt_tmpdir");
 
   if ( $opt_debug )
   {

mysql-test/r/ctype_gbk.result

@@ -247,4 +247,11 @@ t1	CREATE TABLE `t1` (
   `c2` text NOT NULL
 ) ENGINE=MyISAM DEFAULT CHARSET=gbk
 drop table t1;
+CREATE TABLE t1(a MEDIUMTEXT CHARACTER SET gbk,
+b MEDIUMTEXT CHARACTER SET big5);
+INSERT INTO t1 VALUES
+(REPEAT(0x1125,200000), REPEAT(0x1125,200000)), ('', ''), ('', '');
+SELECT a FROM t1 GROUP BY 1 LIMIT 1 INTO @nullll;
+SELECT b FROM t1 GROUP BY 1 LIMIT 1 INTO @nullll;
+DROP TABLES t1;
 End of 5.0 tests

mysql-test/r/func_gconcat.result

@@ -946,4 +946,30 @@ GROUP BY 1
 d1
 NULL
 DROP TABLE t1;
+CREATE TABLE t1 (a INT);
+CREATE TABLE t2 (a INT);
+INSERT INTO t1 VALUES(1);
+SELECT GROUP_CONCAT(DISTINCT t2.a) FROM t1 LEFT JOIN t2 ON t2.a = t1.a GROUP BY t1.a;
+GROUP_CONCAT(DISTINCT t2.a)
+NULL
+DROP TABLE t1, t2;
+CREATE TABLE t1 (a INT, KEY(a));
+CREATE TABLE t2 (b INT);
+INSERT INTO t1 VALUES (NULL), (8), (2);
+INSERT INTO t2 VALUES (4), (10);
+SELECT 1 FROM t1 WHERE t1.a NOT IN
+(
+SELECT GROUP_CONCAT(DISTINCT t1.a)
+FROM  t1 WHERE t1.a IN   
+(
+SELECT b FROM t2
+) 
+AND NOT t1.a >= (SELECT t1.a FROM t1 LIMIT 1)
+GROUP BY t1.a
+);
+1
+1
+1
+1
+DROP TABLE t1, t2;
 End of 5.0 tests

mysql-test/r/subselect.result

@@ -4374,4 +4374,11 @@ a4	f3	a6
 1	NULL	NULL
 2	NULL	NULL
 DROP TABLE t1, t2, t3, t4;
+create table t1 (a float(5,4) zerofill);
+create table t2 (a float(5,4),b float(2,0));
+select t1.a from t1 where   
+t1.a= (select b from t2 limit 1) and not
+t1.a= (select a from t2 limit 1) ;
+a
+drop table t1, t2;
 End of 5.0 tests.

mysql-test/r/subselect3.result

@@ -770,4 +770,13 @@ SELECT ROW(1, 2) IN (SELECT t1.a, 2 FROM t2) FROM t1 GROUP BY t1.a;
 ROW(1, 2) IN (SELECT t1.a, 2 FROM t2)
 1
 DROP TABLE t1, t2;
+CREATE TABLE t1 (a INT);
+INSERT INTO t1 VALUES (1),(2),(3);
+CREATE TABLE t2 SELECT * FROM t1;
+SELECT 1 FROM t1 WHERE t1.a NOT IN (SELECT 1 FROM t1, t2 WHERE 0);
+1
+1
+1
+1
+DROP TABLE t1, t2;
 End of 5.0 tests

mysql-test/r/type_decimal.result

@@ -946,4 +946,11 @@ SELECT ROUND(20061108085411.000002);
 ROUND(20061108085411.000002)
 20061108085411
 DROP TABLE t1, t2, t3, t4, t5, t6;
+create table t1(`c` decimal(9,2));
+insert into t1 values (300),(201.11);
+select max(case 1 when 1 then c else null end) from t1 group by c;
+max(case 1 when 1 then c else null end)
+201.11
+300.00
+drop table t1;
 End of 5.0 tests

mysql-test/t/ctype_gbk.test

@@ -53,4 +53,18 @@ alter table t1 change c1 c1 mediumtext  character set gbk not null;
 show create table t1;
 drop table t1;
 
+#
+# Bug#35993: severe memory corruption and crash with multibyte conversion
+#
+
+CREATE TABLE t1(a MEDIUMTEXT CHARACTER SET gbk,
+                b MEDIUMTEXT CHARACTER SET big5);
+INSERT INTO t1 VALUES
+  (REPEAT(0x1125,200000), REPEAT(0x1125,200000)), ('', ''), ('', '');
+
+SELECT a FROM t1 GROUP BY 1 LIMIT 1 INTO @nullll;
+SELECT b FROM t1 GROUP BY 1 LIMIT 1 INTO @nullll;
+
+DROP TABLES t1;
+
 --echo End of 5.0 tests

mysql-test/t/func_gconcat.test

@@ -657,4 +657,40 @@ SELECT s1.d1 FROM
 ) AS s1;
 DROP TABLE t1;
 
+#
+# Bug #35298: GROUP_CONCAT with DISTINCT can crash the server
+#
+
+CREATE TABLE t1 (a INT);
+CREATE TABLE t2 (a INT);
+
+INSERT INTO t1 VALUES(1);
+
+SELECT GROUP_CONCAT(DISTINCT t2.a) FROM t1 LEFT JOIN t2 ON t2.a = t1.a GROUP BY t1.a;
+
+DROP TABLE t1, t2;
+
+#
+# Bug #36024: group_concat distinct in subquery crash
+#
+
+CREATE TABLE t1 (a INT, KEY(a));
+CREATE TABLE t2 (b INT);
+
+INSERT INTO t1 VALUES (NULL), (8), (2);
+INSERT INTO t2 VALUES (4), (10);
+
+SELECT 1 FROM t1 WHERE t1.a NOT IN
+(
+  SELECT GROUP_CONCAT(DISTINCT t1.a)
+  FROM  t1 WHERE t1.a IN   
+  (
+    SELECT b FROM t2
+  ) 
+  AND NOT t1.a >= (SELECT t1.a FROM t1 LIMIT 1)
+  GROUP BY t1.a
+);
+
+DROP TABLE t1, t2;
+
 --echo End of 5.0 tests

mysql-test/t/subselect.test

@@ -3259,5 +3259,17 @@ GROUP BY a4;
 
 DROP TABLE t1, t2, t3, t4;
 
+#
+# BUG#36139 "float, zerofill, crash with subquery"
+#
+create table t1 (a float(5,4) zerofill);
+create table t2 (a float(5,4),b float(2,0));
+
+select t1.a from t1 where   
+  t1.a= (select b from t2 limit 1) and not
+  t1.a= (select a from t2 limit 1) ;
+
+drop table t1, t2;
+
 --echo End of 5.0 tests.
 

mysql-test/t/subselect3.test

@@ -605,4 +605,17 @@ SELECT ROW(1, 2) IN (SELECT t1.a, 2 FROM t2) FROM t1 GROUP BY t1.a;
 
 DROP TABLE t1, t2;
 
+#
+# Bug #36005: crash in subselect with single row
+#             (subselect_single_select_engine::exec)
+#
+
+CREATE TABLE t1 (a INT);
+INSERT INTO t1 VALUES (1),(2),(3);
+CREATE TABLE t2 SELECT * FROM t1;
+
+SELECT 1 FROM t1 WHERE t1.a NOT IN (SELECT 1 FROM t1, t2 WHERE 0);
+
+DROP TABLE t1, t2;
+
 --echo End of 5.0 tests

mysql-test/t/type_decimal.test

@@ -521,4 +521,12 @@ SELECT ROUND(20061108085411.000002);
 
 DROP TABLE t1, t2, t3, t4, t5, t6;
 
+#
+# Bug#36023: Incorrect handling of zero length caused an assertion to fail.
+#
+create table t1(`c` decimal(9,2));
+insert into t1 values (300),(201.11);
+select max(case 1 when 1 then c else null end) from t1 group by c;
+drop table t1;
+
 --echo End of 5.0 tests