Manual merge

mysql-test/t/olap.test

@@ -2,6 +2,10 @@
 drop table if exists t1,t2;
 --enable_warnings
 
+set @sav_dpi= @@div_precision_increment;
+set div_precision_increment= 5;
+show variables like 'div_precision_increment';
+
 create table t1 (product varchar(32), country_id int not null, year int, profit int);
 insert into t1  values ( 'Computer', 2,2000, 1200),
 ( 'TV', 1, 1999, 150),
@@ -153,6 +157,13 @@ SELECT DISTINCT SUM(b), COUNT(DISTINCT b), COUNT(*) FROM t1
 SELECT a, sum(b) FROM t1 GROUP BY a,b WITH ROLLUP;
 SELECT DISTINCT a, sum(b) FROM t1 GROUP BY a,b WITH ROLLUP;
 
+SELECT b, a, sum(b) FROM t1 GROUP BY a,b WITH ROLLUP;
+SELECT DISTINCT b,a, sum(b) FROM t1 GROUP BY a,b WITH ROLLUP;
+
+ALTER TABLE t1 ADD COLUMN c INT;
+SELECT a,b,sum(c) FROM t1 GROUP BY a,b,c WITH ROLLUP;
+SELECT distinct a,b,sum(c) FROM t1 GROUP BY a,b,c WITH ROLLUP;
+
 DROP TABLE t1;
 
 #
@@ -184,6 +195,7 @@ SELECT a, SUM(a) m FROM  t1 GROUP BY a WITH ROLLUP;
 SELECT * FROM ( SELECT a, SUM(a) m FROM  t1 GROUP BY a WITH ROLLUP ) t2;
 
 DROP TABLE t1;
+set div_precision_increment= @sav_dpi;
 
 #
 # Tests for bug #7914: ROLLUP over expressions on temporary table
@@ -264,3 +276,22 @@ SELECT * FROM (SELECT a, LENGTH(a), COUNT(*) FROM t1 GROUP BY a WITH ROLLUP) t;
 DROP TABLE t1;
 
 # End of 4.1 tests
+
+#
+# Tests for bug #11639: ROLLUP over view executed through filesort
+#
+
+CREATE TABLE t1(id int, type char(1));
+INSERT INTO t1 VALUES
+  (1,"A"),(2,"C"),(3,"A"),(4,"A"),(5,"B"),
+  (6,"B"),(7,"A"),(8,"C"),(9,"A"),(10,"C");
+CREATE VIEW v1 AS SELECT * FROM t1;
+
+SELECT type FROM t1 GROUP BY type WITH ROLLUP;
+SELECT type FROM v1 GROUP BY type WITH ROLLUP;
+EXPLAIN SELECT type FROM v1 GROUP BY type WITH ROLLUP;
+
+DROP VIEW v1;
+DROP TABLE t1;
+
+