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diff --git a/mysql-test/t/temp_table.test b/mysql-test/t/temp_table.test
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+#
+# Test of temporary tables
+#
+
+drop table if exists t1,t2;
+CREATE TABLE t1 (c int not null, d char (10) not null);
+insert into t1 values(1,""),(2,"a"),(3,"b");
+CREATE TEMPORARY TABLE t1 (a int not null, b char (10) not null);
+insert into t1 values(4,"e"),(5,"f"),(6,"g");
+alter table t1 rename t2;
+select * from t1;
+select * from t2;
+CREATE TABLE t2 (x int not null, y int not null);
+alter table t2 rename t1;
+select * from t1;
+create TEMPORARY TABLE t2 type=heap select * from t1;
+create TEMPORARY TABLE IF NOT EXISTS t2 (a int) type=heap;
+
+# This should give errors
+!$1050 CREATE TEMPORARY TABLE t1 (a int not null, b char (10) not null);
+!$1050 ALTER TABLE t1 RENAME t2;
+
+select * from t2;
+alter table t2 add primary key (a,b);
+drop table t1,t2;
+select * from t1;
+drop table t2;
+create temporary table t1 select *,2 as "e" from t1;
+select * from t1;
+drop table t1;
+drop table t1;
+
+#
+# Test CONCAT_WS with temporary tables
+#
+
+drop table if exists t1;
+CREATE TABLE t1 (pkCrash INTEGER PRIMARY KEY,strCrash VARCHAR(255));
+INSERT INTO t1 ( pkCrash, strCrash ) VALUES ( 1, '1');
+SELECT CONCAT_WS(pkCrash, strCrash) FROM t1;
+drop table t1;
+create temporary table t1 select 1 as 'x';
+drop table t1;
+CREATE TABLE t1 (x INT);
+INSERT INTO t1 VALUES (1), (2), (3);
+CREATE TEMPORARY TABLE tmp SELECT *, NULL FROM t1;
+drop table t1;
+
+#
+# Problem with ELT
+#
+create temporary table t1 (id int(10) not null unique);
+create temporary table t2 (id int(10) not null primary key, 
+val int(10) not null);
+
+# put in some initial values
+insert into t1 values (1),(2),(4);
+insert into t2 values (1,1),(2,1),(3,1),(4,2);
+
+# do a query using ELT, a join and an ORDER BY.
+select one.id, two.val, elt(two.val,'one','two') from t1 one, t2 two where two.id=one.id order by one.id;
+drop table t1,t2;