5 files changed, 67 insertions, 20 deletions
diff --git a/mysql-test/t/group_by.test b/mysql-test/t/group_by.test
index 9e5ee4b8b2a..8c111430eea 100644
--- a/mysql-test/t/group_by.test
+++ b/mysql-test/t/group_by.test
@@ -40,6 +40,7 @@ SELECT t2.userid, MIN(t1.score) FROM t1, t2 WHERE t1.userID=t2.userID GROUP BY t
 SELECT t2.userid, MIN(t1.score) FROM t1, t2 WHERE t1.userID=t2.userID AND t1.spID=2  GROUP BY t2.userid;
 SELECT t2.userid, MIN(t1.score+0.0) FROM t1, t2 WHERE t1.userID=t2.userID AND t1.spID=2  GROUP BY t2.userid;
 SELECT t2.userid, MIN(t1.score+0.0) FROM t1, t2 WHERE t1.userID=t2.userID AND t1.spID=2  GROUP BY t2.userid ORDER BY NULL;
+EXPLAIN SELECT t2.userid, MIN(t1.score+0.0) FROM t1, t2 WHERE t1.userID=t2.userID AND t1.spID=2  GROUP BY t2.userid ORDER BY NULL;
 drop table test.t1,test.t2;
 
 #
@@ -236,7 +237,7 @@ CREATE TABLE t1 (
   key (score)
 );
 
-INSERT INTO t1 VALUES (1,1,1),(2,2,2),(2,1,1),(3,3,3),(4,3,3),(5,3,3);
+INSERT INTO t1 VALUES (1,1,1),(2,2,2),(2,1,1),(3,3,3),(4,3,3),(5,3,3),(6,3,3),(7,3,3);
 explain select userid,count(*) from t1 group by userid desc;
 explain select userid,count(*) from t1 group by userid desc order by null;
 select userid,count(*) from t1 group by userid desc;
@@ -255,8 +256,6 @@ explain select sql_big_result score,count(*) from t1 group by score desc order b
 select sql_big_result score,count(*) from t1 group by score desc;
 drop table t1;
 
-#
-
 # not purely group_by bug, but group_by is involved...
 
 create table t1 (a date default null, b date default null);
@@ -265,7 +264,6 @@ select a,min(b) c,count(distinct rand()) from t1 group by a having c<a + interva
 drop table t1;
 
 # Compare with hash keys
-#
 
 CREATE TABLE t1 (a char(1));
 INSERT INTO t1 VALUES ('A'),('B'),('A'),('B'),('A'),('B'),(NULL),('a'),('b'),(NULL),('A'),('B'),(NULL);
@@ -401,15 +399,7 @@ drop table t1,t2;
 #
 
 create table t1 (a int, b int);
-insert into t1 values (1, 4);
-insert into t1 values (10, 40);
-insert into t1 values (1, 4);
-insert into t1 values (10, 43);
-insert into t1 values (1, 4);
-insert into t1 values (10, 41);
-insert into t1 values (1, 4);
-insert into t1 values (10, 43);
-insert into t1 values (1, 4);
+insert into t1 values (1, 4),(10, 40),(1, 4),(10, 43),(1, 4),(10, 41),(1, 4),(10, 43),(1, 4);
 select a, MAX(b), INTERVAL (MAX(b), 1,3,10,30,39,40,50,60,100,1000) from t1 group by a;
 select a, MAX(b), CASE MAX(b) when 4 then 4 when 43 then 43 else 0 end from t1 group by a;
 select a, MAX(b), FIELD(MAX(b), '43', '4', '5') from t1 group by a;
diff --git a/mysql-test/t/innodb.test b/mysql-test/t/innodb.test
index 2f7285e7898..88edaac190a 100644
--- a/mysql-test/t/innodb.test
+++ b/mysql-test/t/innodb.test
@@ -795,5 +795,58 @@ select * from t1;
 update t1,t2 set t1.b=t1.b+2,t2.b=t1.b where t1.b between 3 and 5;
 select * from t1;
 select * from t2;
+drop table t1,t2;
 
+#
+# Test that MySQL priorities clustered indexes
+#
+
+create table t1 (a int not null auto_increment primary key, b int, c int, key(c)) type=innodb;
+create table t2 (a int not null auto_increment primary key, b int);
+insert into t1 (b) values (null),(null),(null),(null),(null),(null),(null);
+insert into t2 (a) select b from t1;
+insert into t1 (b) select b from t2;
+insert into t2 (a) select b from t1;
+insert into t1 (a) select b from t2;
+insert into t2 (a) select b from t1;
+insert into t1 (a) select b from t2;
+insert into t2 (a) select b from t1;
+insert into t1 (a) select b from t2;
+insert into t2 (a) select b from t1;
+insert into t1 (a) select b from t2;
+insert into t2 (a) select b from t1;
+insert into t1 (a) select b from t2;
+insert into t2 (a) select b from t1;
+insert into t1 (a) select b from t2;
+insert into t2 (a) select b from t1;
+insert into t1 (a) select b from t2;
+insert into t2 (a) select b from t1;
+insert into t1 (a) select b from t2;
+select count(*) from t1;
+explain select a from t1 where a between 1 and 10000;
+explain select * from t1 where a between 1 and 10000;
+explain select * from t1 where c between 1 and 10000;
+update t1 set c=a;
+explain select * from t1 where c between 1 and 10000;
 drop table t1,t2;
+
+#
+# Test of UPDATE ... ORDER BY
+#
+
+create table t1 (id int primary key auto_increment, fk int, index index_fk (fk)) type=innodb;
+
+insert into t1 (id) values (null),(null),(null),(null),(null);
+update t1 set fk=69 where fk is null order by id limit 1;
+SELECT * from t1;
+drop table t1;
+
+create table t1 (a int not null, b int not null, key (a));
+insert into t1 values (1,1),(1,2),(1,3),(3,1),(3,2),(3,3),(3,1),(3,2),(3,3),(2,1),(2,2),(2,3);
+SET @tmp=0;
+update t1 set b=(@tmp:=@tmp+1) order by a;
+update t1 set b=99 where a=1 order by b asc limit 1;
+update t1 set b=100 where a=1 order by b desc limit 2;
+update t1 set a=a+10+b where a=1 order by b;
+select * from t1 order by a,b;
+drop table t1;
diff --git a/mysql-test/t/join_outer.test b/mysql-test/t/join_outer.test
index 71c3643b2f4..40e82fb8473 100644
--- a/mysql-test/t/join_outer.test
+++ b/mysql-test/t/join_outer.test
@@ -248,7 +248,7 @@ drop table t1,t2;
 
 create table t1 (id int not null, str char(10), index(str));
 insert into t1 values (1, null), (2, null), (3, "foo"), (4, "bar");
-select * from t1 where str is not null;
+select * from t1 where str is not null order by id;
 select * from t1 where str is null;
 drop table t1;
 
diff --git a/mysql-test/t/multi_update.test b/mysql-test/t/multi_update.test
index d5543f69bd5..74b7f83b3a6 100644
--- a/mysql-test/t/multi_update.test
+++ b/mysql-test/t/multi_update.test
@@ -247,7 +247,7 @@ update t1,t2 set t1.b=t1.b+10 where t1.b=2;
 select * from t1;
 
 # Range key (in t1)
-update t1,t2 set t1.b=t1.b+2,t2.b=t1.b where t1.b between 3 and 5;
+update t1,t2 set t1.b=t1.b+2,t2.b=t1.b+10 where t1.b between 3 and 5 and t2.a=t1.a-100;
 select * from t1;
 select * from t2;
 
diff --git a/mysql-test/t/update.test b/mysql-test/t/update.test
index 76a27b62206..359ae815197 100644
--- a/mysql-test/t/update.test
+++ b/mysql-test/t/update.test
@@ -81,9 +81,13 @@ drop table t1;
 # Test of ORDER BY
 #
 
-create table t1 (a int not null, b int not null);
-insert into t1 values (1,1),(1,2),(1,3);
-update t1 set b=4 where a=1 order by b asc limit 1;
-update t1 set b=4 where a=1 order by b desc limit 1;
-select * from t1;
+create table t1 (a int not null, b int not null, key (a));
+insert into t1 values (1,1),(1,2),(1,3),(3,1),(3,2),(3,3),(3,1),(3,2),(3,3),(2,1),(2,2),(2,3);
+SET @tmp=0;
+update t1 set b=(@tmp:=@tmp+1) order by a;
+update t1 set b=99 where a=1 order by b asc limit 1;
+select * from t1 order by a,b;
+update t1 set b=100 where a=1 order by b desc limit 2;
+update t1 set a=a+10+b where a=1 order by b;
+select * from t1 order by a,b;
 drop table t1;