Fixed difference in EXPLAIN output

mysql-test/r/ndb_blob.result

@@ -87,7 +87,7 @@ insert into t1 values(2,@b2,222,@d2);
 commit;
 explain select * from t1 where c = 111;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
-1	SIMPLE	t1	ref	c	c	4	const	10	Using where
+1	SIMPLE	t1	ref	c	c	4	const	10	
 select a,length(b),substr(b,1+2*900,2),length(d),substr(d,1+3*900,3)
 from t1 where c=111;
 a	length(b)	substr(b,1+2*900,2)	length(d)	substr(d,1+3*900,3)