Merge mbp.local:/Users/kaa/src/opt/bug25162/my50-bug25162

into  mbp.local:/Users/kaa/src/opt/bug25162/my51-bug25162


mysql-test/t/create.test:
  Auto merged
sql/sql_yacc.yy:
  Null merge.
mysql-test/r/create.result:
  Manual merge.

mysql-test/r/create.result

@@ -1545,6 +1545,20 @@ Handler_read_prev	0
 Handler_read_rnd	0
 Handler_read_rnd_next	7
 drop table t1,t2;
+CREATE TABLE t1(c1 VARCHAR(33), KEY USING BTREE (c1));
+DROP TABLE t1;
+CREATE TABLE t1(c1 VARCHAR(33), KEY (c1) USING BTREE);
+DROP TABLE t1;
+CREATE TABLE t1(c1 VARCHAR(33), KEY USING BTREE (c1) USING HASH) ENGINE=MEMORY;
+SHOW INDEX FROM t1;
+Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
+t1	1	c1	1	c1	NULL	0	NULL	NULL	YES	HASH	
+DROP TABLE t1;
+CREATE TABLE t1(c1 VARCHAR(33), KEY USING HASH (c1) USING BTREE) ENGINE=MEMORY;
+SHOW INDEX FROM t1;
+Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
+t1	1	c1	1	c1	A	NULL	NULL	NULL	YES	BTREE	
+DROP TABLE t1;
 End of 5.0 tests
 CREATE TABLE t1 (a int, b int);
 insert into t1 values (1,1),(1,2);

mysql-test/t/create.test

@@ -1152,6 +1152,30 @@ create table t2 select sql_big_result f1,count(f2) from t1 group by f1;
 show status like 'handler_read%';
 drop table t1,t2;
 
+#
+# Bug #25162: Backing up DB from 5.1 adds 'USING BTREE' to KEYs on table creates
+#
+
+# Show that the old syntax for index type is supported
+CREATE TABLE t1(c1 VARCHAR(33), KEY USING BTREE (c1));
+DROP TABLE t1;
+
+# Show that the new syntax for index type is supported
+CREATE TABLE t1(c1 VARCHAR(33), KEY (c1) USING BTREE);
+DROP TABLE t1;
+
+# Show that in case of multiple index type definitions, the last one takes 
+# precedence
+
+CREATE TABLE t1(c1 VARCHAR(33), KEY USING BTREE (c1) USING HASH) ENGINE=MEMORY;
+SHOW INDEX FROM t1;
+DROP TABLE t1;
+
+CREATE TABLE t1(c1 VARCHAR(33), KEY USING HASH (c1) USING BTREE) ENGINE=MEMORY;
+SHOW INDEX FROM t1;
+DROP TABLE t1;
+
+
 --echo End of 5.0 tests
 
 #