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Merge ibabaev@bk-internal.mysql.com:/home/bk/mysql-4.1

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into rurik.mysql.com:/home/igor/mysql-4.1


sql/sql_select.cc:
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2004-08-20 14:09:50 -07:00
parent 0745a2b783 b9120c1979
commit a186bd5110
4 changed files with 78 additions and 0 deletions
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36
mysql-test/r/olap.result
View File

@@ -271,3 +271,39 @@ i i COUNT(*)
100 NULL 2
NULL NULL 2
drop table t1,t2;
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;
day sample not_cancelled
2004-06-06 2 1
2004-06-07 1 0
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;
day sample not_cancelled
2004-06-06 2 1
2004-06-07 1 0
NULL 3 1
DROP TABLE user_day;

37
mysql-test/t/olap.test
View File

@@ -88,3 +88,40 @@ 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;