Adjust test results changed because of fix for BUG#13455

mysql-test/r/bdb.result

@@ -1429,10 +1429,10 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	SIMPLE	t1	range	v	v	13	NULL	#	Using where
 explain select count(*) from t1 where v between 'a' and 'a ';
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t1	range	v	v	13	NULL	#	Using where
+1	SIMPLE	t1	ref	v	v	13	const	#	Using where
 explain select count(*) from t1 where v between 'a' and 'a ' and v between 'a  ' and 'b\n';
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t1	range	v	v	13	NULL	#	Using where
+1	SIMPLE	t1	ref	v	v	13	const	#	Using where
 alter table t1 add unique(v);
 ERROR 23000: Duplicate entry '{ ' for key 1
 alter table t1 add key(v);
@@ -1622,10 +1622,10 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	SIMPLE	t1	range	v	v	258	NULL	#	Using where
 explain select count(*) from t1 where v between 'a' and 'a ';
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t1	range	v	v	258	NULL	#	Using where
+1	SIMPLE	t1	ref	v	v	258	const	#	Using where
 explain select count(*) from t1 where v between 'a' and 'a ' and v between 'a  ' and 'b\n';
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t1	range	v	v	258	NULL	#	Using where
+1	SIMPLE	t1	ref	v	v	258	const	#	Using where
 explain select * from t1 where v='a';
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	SIMPLE	t1	ref	v	v	258	const	#	Using where
@@ -1702,10 +1702,10 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	SIMPLE	t1	range	v	v	33	NULL	#	Using where
 explain select count(*) from t1 where v between 'a' and 'a ';
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t1	range	v	v	33	NULL	#	Using where
+1	SIMPLE	t1	ref	v	v	33	const	#	Using where
 explain select count(*) from t1 where v between 'a' and 'a ' and v between 'a  ' and 'b\n';
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t1	range	v	v	33	NULL	#	Using where
+1	SIMPLE	t1	ref	v	v	33	const	#	Using where
 explain select * from t1 where v='a';
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	SIMPLE	t1	ref	v	v	33	const	#	Using where