mariadb/mysql-test/t/olap.test

--disable_warnings
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),
( 'Calculator', 1, 1999,50),
( 'Computer', 1, 1999,1500),
( 'Computer', 1, 2000,1500),
( 'TV', 1, 2000, 150),
( 'TV', 2, 2000, 100),
( 'TV', 2, 2000, 100),
( 'Calculator', 1, 2000,75),
( 'Calculator', 2, 2000,75),
( 'TV', 1, 1999, 100),
( 'Computer', 1, 1999,1200),
( 'Computer', 2, 2000,1500),
( 'Calculator', 2, 2000,75),
( 'Phone', 3, 2003,10)
;

create table t2 (country_id int primary key, country char(20) not null);
insert into t2 values (1, 'USA'),(2,'India'), (3,'Finland');

# First simple rollups, with just grand total
select product, sum(profit) from t1 group by product;
select product, sum(profit) from t1 group by product with rollup;
select product, sum(profit) from t1 group by 1 with rollup;
select product, sum(profit),avg(profit) from t1 group by product with rollup;

# Sub totals
select product, country_id , year, sum(profit) from t1 group by product, country_id, year;
select product, country_id , year, sum(profit) from t1 group by product, country_id, year with rollup;
explain extended select product, country_id , year, sum(profit) from t1 group by product, country_id, year with rollup;
select product, country_id , sum(profit) from t1 group by product desc, country_id with rollup;

# limit
select product, country_id , year, sum(profit) from t1 group by product, country_id, year with rollup limit 5;
select product, country_id , year, sum(profit) from t1 group by product, country_id, year with rollup limit 3,3;

select product, country_id, count(*), count(distinct year) from t1 group by product, country_id;
select product, country_id, count(*), count(distinct year) from t1 group by product, country_id with rollup;

# Test of having
select product, country_id , year, sum(profit) from t1 group by product, country_id, year with rollup having country_id = 1;
select product, country_id , year, sum(profit) from t1 group by product, country_id, year with rollup having sum(profit) > 200;
select product, country_id , year, sum(profit) from t1 group by product, country_id, year with rollup having sum(profit) > 7000;

# Functions
select concat(product,':',country_id) as 'prod', concat(":",year,":") as 'year',1+1, sum(profit)/count(*) from t1 group by 1,2 with rollup;
select product, sum(profit)/count(*) from t1 group by product with rollup;
select left(product,4) as prod, sum(profit)/count(*) from t1 group by prod with rollup;
select concat(product,':',country_id), 1+1, sum(profit)/count(*) from t1 group by concat(product,':',country_id) with rollup;

# Joins
select product, country , year, sum(profit) from t1,t2 where t1.country_id=t2.country_id group by product, country, year with rollup;

# Derived tables and sub selects
select product, `sum` from (select product, sum(profit) as 'sum' from t1 group by product with rollup) as tmp where product is null;
select product from t1 where exists (select product, country_id , sum(profit) from t1 as t2 where t1.product=t2.product group by product, country_id with rollup having sum(profit) > 6000);

# The following doesn't return the expected answer, but this is a limitation
# in the implementation so we should just document it
select product, country_id , year, sum(profit) from t1 group by product, country_id, year having country_id is NULL;
select concat(':',product,':'), sum(profit),avg(profit) from t1 group by product with rollup;

# Error handling

# Cube is not yet implemented
--error 1235
select product, country_id , year, sum(profit) from t1 group by product, country_id, year with cube;
--error 1235
explain select product, country_id , year, sum(profit) from t1 group by product, country_id, year with cube;
--error 1235
select product, country_id , year, sum(profit) from t1 group by product, country_id, year with cube union all select product, country_id , year, sum(profit) from t1 group by product, country_id, year with rollup;

drop table t1,t2;

#
# Test bug with const tables
#

CREATE TABLE t1 (i int);
INSERT INTO t1 VALUES(100);
CREATE TABLE t2 (i int);
INSERT INTO t2 VALUES (100),(200);
SELECT i, COUNT(*) FROM t1 GROUP BY i WITH ROLLUP;
SELECT t1.i, t2.i, COUNT(*) FROM t1,t2 GROUP BY t1.i,t2.i WITH ROLLUP;
drop table t1,t2;

#bug #4767: ROLLUP with LEFT JOIN 

CREATE TABLE user_day(
  user_id INT NOT NULL,
  date DATE NOT NULL,
  UNIQUE INDEX user_date (user_id, date)
);

INSERT INTO user_day VALUES
  (1, '2004-06-06' ),
  (1, '2004-06-07' ),
  (2, '2004-06-06' );

SELECT
       d.date AS day,
       COUNT(d.user_id) as sample,
       COUNT(next_day.user_id) AS not_cancelled
  FROM user_day d
       LEFT JOIN user_day next_day 
       ON next_day.user_id=d.user_id AND 
          next_day.date= DATE_ADD( d.date, interval 1 day )
  GROUP BY day;

SELECT
       d.date AS day,
       COUNT(d.user_id) as sample,
       COUNT(next_day.user_id) AS not_cancelled
  FROM user_day d
       LEFT JOIN user_day next_day 
       ON next_day.user_id=d.user_id AND 
          next_day.date= DATE_ADD( d.date, interval 1 day )
  GROUP BY day
    WITH ROLLUP;

DROP TABLE user_day;

#
# Tests for bugs #8616, #8615: distinct sum with rollup
#

CREATE TABLE t1 (a int, b int);

INSERT INTO t1 VALUES
  (1,4),
  (2,2), (2,2),
  (4,1), (4,1), (4,1), (4,1),
  (2,1), (2,1);

SELECT SUM(b) FROM t1 GROUP BY a WITH ROLLUP;
SELECT DISTINCT SUM(b) FROM t1 GROUP BY a WITH ROLLUP;

SELECT SUM(b), COUNT(DISTINCT b) FROM t1 GROUP BY a WITH ROLLUP;
SELECT DISTINCT SUM(b), COUNT(DISTINCT b) FROM t1 GROUP BY a WITH ROLLUP;

SELECT SUM(b), COUNT(*) FROM t1 GROUP BY a WITH ROLLUP;
SELECT DISTINCT SUM(b), COUNT(*) FROM t1 GROUP BY a WITH ROLLUP;

SELECT SUM(b), COUNT(DISTINCT b), COUNT(*) FROM t1 GROUP BY a WITH ROLLUP;
SELECT DISTINCT SUM(b), COUNT(DISTINCT b), COUNT(*) FROM t1
  GROUP BY a WITH ROLLUP;

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;

#
# Tests for bugs #8617: SQL_CACL_FOUND_ROWS with rollup and limit 
#

CREATE TABLE t1 (a int, b int);

INSERT INTO t1 VALUES
  (1,4),
  (2,2), (2,2),
  (4,1), (4,1), (4,1), (4,1),
  (2,1), (2,1);

SELECT a, SUM(b) FROM t1 GROUP BY a WITH ROLLUP LIMIT 1;
SELECT SQL_CALC_FOUND_ROWS a, SUM(b) FROM t1 GROUP BY a WITH ROLLUP LIMIT 1;

DROP TABLE t1;

#
# Tests for bug #9681: ROLLUP in subquery for derived table wiht 
#                      a group by field declared as NOT NULL
#

CREATE TABLE t1 (a int(11) NOT NULL);
INSERT INTO t1 VALUES (1),(2);

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
#

CREATE TABLE t1 (a int(11));
INSERT INTO t1 VALUES (1),(2);

SELECT a, SUM(a), SUM(a)+1 FROM (SELECT a FROM t1 UNION select 2) d 
  GROUP BY a;
SELECT a, SUM(a), SUM(a)+1 FROM (SELECT a FROM t1 UNION select 2) d 
  GROUP BY a WITH ROLLUP;

SELECT a, SUM(a), SUM(a)+1 FROM (SELECT 1 a UNION select 2) d 
  GROUP BY a;
SELECT a, SUM(a), SUM(a)+1 FROM (SELECT 1 a UNION select 2) d 
  GROUP BY a WITH ROLLUP;

SELECT a, SUM(a), SUM(a)+1, CONCAT(SUM(a),'x'), SUM(a)+SUM(a), SUM(a)
  FROM (SELECT 1 a, 2 b UNION SELECT 2,3 UNION SELECT 5,6 ) d
    GROUP BY a WITH ROLLUP;

DROP TABLE t1;

#
# Tests for bug #7894: ROLLUP over expressions on group by attributes
#

CREATE TABLE t1 (a int(11));
INSERT INTO t1 VALUES (1),(2);

SELECT a, a+1, SUM(a) FROM t1 GROUP BY a WITH ROLLUP;
SELECT a+1 FROM t1 GROUP BY a WITH ROLLUP;
SELECT a+SUM(a) FROM t1 GROUP BY a WITH ROLLUP;
SELECT a, a+1 as b FROM t1 GROUP BY a WITH ROLLUP HAVING b > 2;
SELECT a, a+1 as b FROM t1 GROUP BY a WITH ROLLUP HAVING a IS NULL;
SELECT a, a+1 as b FROM t1 GROUP BY a WITH ROLLUP HAVING b IS NULL;
SELECT IFNULL(a, 'TEST') FROM t1 GROUP BY a WITH ROLLUP;

CREATE TABLE t2 (a int, b int);
INSERT INTO t2 VALUES
  (1,4),
  (2,2), (2,2),
  (4,1), (4,1), (4,1), (4,1),
  (2,1), (2,1);

SELECT a,b,SUM(b) FROM t2 GROUP BY a,b WITH ROLLUP; 
SELECT a,b,SUM(b), a+b as c FROM t2
  GROUP BY a,b WITH ROLLUP HAVING c IS NULL;
SELECT IFNULL(a, 'TEST'), COALESCE(b, 'TEST') FROM t2 
  GROUP BY a, b WITH ROLLUP; 

DROP TABLE t1,t2;

#
# Test for bug #11543: ROLLUP query with a repeated column in GROUP BY 
#

CREATE TABLE t1 (a INT(10) NOT NULL, b INT(10) NOT NULL);
INSERT INTO t1 VALUES (1, 1);
INSERT INTO t1 VALUES (1, 2);

SELECT a, b, a AS c, COUNT(*) AS count FROM t1 GROUP BY a, b, c WITH ROLLUP;

DROP TABLE t1;

# Bug #12885(1): derived table specified by a subquery with
#                ROLLUP over expressions on not nullable group by attributes 
#

CREATE TABLE t1 (a int(11) NOT NULL);
INSERT INTO t1 VALUES (1),(2);

SELECT * FROM (SELECT a, a + 1, COUNT(*) FROM t1 GROUP BY a WITH ROLLUP) t;
SELECT * FROM (SELECT a, LENGTH(a), COUNT(*) FROM t1 GROUP BY a WITH ROLLUP) t;

DROP TABLE t1;

#
# Bug #12887 Distinct is not always applied after rollup
#
create table t1 ( a varchar(9), b int );
insert into t1 values('a',1),(null,2);
select a, max(b) from t1 group by a with rollup;
select distinct a, max(b) from t1 group by a with rollup;
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;

#
# Bug #12885(2): view specified by a subquery with
#                ROLLUP over expressions on not nullable group by attributes 
#

CREATE TABLE t1 (a int(11) NOT NULL);
INSERT INTO t1 VALUES (1),(2);

CREATE VIEW v1 AS
  SELECT a, LENGTH(a), COUNT(*) FROM t1 GROUP BY a WITH ROLLUP;

DESC v1;
SELECT * FROM v1;

DROP VIEW v1;
DROP TABLE t1;
# End of 4.1 tests