Fix for a problem with :

CREATE / INSERT ... (SELECT ...) UNION (SELECT ...) LIMIT;

mysql-test/r/union.result

@@ -271,9 +271,9 @@ insert into t1 values(1,'a'),(2,'b'),(3,'c'),(3,'c');
 CREATE TABLE t2 (a int not null, b char (10) not null);
 insert into t2 values (3,'c'),(4,'d'),(5,'f'),(6,'e');
 create table t3 select a,b from t1 union select a,b from t2;
-create table t4 (select a,b from t1) union (select a,b from t2);
+create table t4 (select a,b from t1) union (select a,b from t2) limit 2;
 insert into  t4 select a,b from t1 union select a,b from t2;
-insert into  t3 (select a,b from t1) union (select a,b from t2);
+insert into  t3 (select a,b from t1) union (select a,b from t2) limit 2;
 select * from t3;
 a	b
 1	a
@@ -284,18 +284,10 @@ a	b
 6	e
 1	a
 2	b
-3	c
-4	d
-5	f
-6	e
 select * from t4;
 a	b
 1	a
 2	b
-3	c
-4	d
-5	f
-6	e
 1	a
 2	b
 3	c

mysql-test/t/union.test

@@ -164,9 +164,9 @@ insert into t1 values(1,'a'),(2,'b'),(3,'c'),(3,'c');
 CREATE TABLE t2 (a int not null, b char (10) not null);
 insert into t2 values (3,'c'),(4,'d'),(5,'f'),(6,'e');
 create table t3 select a,b from t1 union select a,b from t2;
-create table t4 (select a,b from t1) union (select a,b from t2);
+create table t4 (select a,b from t1) union (select a,b from t2) limit 2;
 insert into  t4 select a,b from t1 union select a,b from t2;
-insert into  t3 (select a,b from t1) union (select a,b from t2);
+insert into  t3 (select a,b from t1) union (select a,b from t2) limit 2;
 select * from t3;
 select * from t4;
 drop table t1,t2,t3,t4;

sql/sql_yacc.yy

@@ -762,7 +762,7 @@ create:
 	  lex->create_info.db_type= (enum db_type) lex->thd->variables.table_type;
 	}
 	create2
-	  {}
+	  {Lex->select= &Lex->select_lex;}
 	| CREATE opt_unique_or_fulltext INDEX ident ON table_ident
 	  {
 	    LEX *lex=Lex;
@@ -2585,6 +2585,7 @@ insert:
 	opt_ignore insert2
 	{
 	  set_lock_for_tables($3);
+	  Lex->select= &Lex->select_lex;
 	}
 	insert_field_spec
 	{}
@@ -2600,6 +2601,7 @@ replace:
 	replace_lock_option insert2
 	{
 	  set_lock_for_tables($3);
+          Lex->select= &Lex->select_lex;
 	}
 	insert_field_spec
 	{}