database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2026-01-06 05:22:24 +03:00
Code Activity

Merge quadxeon.mysql.com:/benchmarks/ext3/TOSAVE/tsmith/bk/41

Browse Source 
into  quadxeon.mysql.com:/benchmarks/ext3/TOSAVE/tsmith/bk/maint/41
This commit is contained in:
unknown
2007-04-23 21:36:46 +02:00
parent 4e387d6c0f a8f639fccc
commit 31b48d64cf
5 changed files with 180 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

45
mysql-test/t/row.test
View File

@@ -108,4 +108,49 @@ SELECT ROW(2,1) IN (ROW(21,2),ROW(ROW(1,1,3),0));
--error 1241
SELECT ROW(2,1) IN (ROW(ROW(1,1,3),0),ROW(21,2));
#
# Bug#27704: erroneous comparison of rows with NULL components
#
CREATE TABLE t1(a int, b int, c int);
INSERT INTO t1 VALUES (1, 2, 3),
(NULL, 2, 3 ), (1, NULL, 3 ), (1, 2, NULL),
(NULL, 2, 3+1), (1, NULL, 3+1), (1, 2+1, NULL),
(NULL, 2, 3-1), (1, NULL, 3-1), (1, 2-1, NULL);
SELECT (1,2,3) = (1, NULL, 3);
SELECT (1,2,3) = (1+1, NULL, 3);
SELECT (1,2,3) = (1, NULL, 3+1);
SELECT * FROM t1 WHERE (a,b,c) = (1,2,3);
SELECT (1,2,3) <> (1, NULL, 3);
SELECT (1,2,3) <> (1+1, NULL, 3);
SELECT (1,2,3) <> (1, NULL, 3+1);
SELECT * FROM t1 WHERE (a,b,c) <> (1,2,3);
SELECT (1,2,3) < (NULL, 2, 3);
SELECT (1,2,3) < (1, NULL, 3);
SELECT (1,2,3) < (1-1, NULL, 3);
SELECT (1,2,3) < (1+1, NULL, 3);
SELECT * FROM t1 WHERE (a,b,c) < (1,2,3);
SELECT (1,2,3) <= (NULL, 2, 3);
SELECT (1,2,3) <= (1, NULL, 3);
SELECT (1,2,3) <= (1-1, NULL, 3);
SELECT (1,2,3) <= (1+1, NULL, 3);
SELECT * FROM t1 WHERE (a,b,c) <= (1,2,3);
SELECT (1,2,3) > (NULL, 2, 3);
SELECT (1,2,3) > (1, NULL, 3);
SELECT (1,2,3) > (1-1, NULL, 3);
SELECT (1,2,3) > (1+1, NULL, 3);
SELECT * FROM t1 WHERE (a,b,c) > (1,2,3);
SELECT (1,2,3) >= (NULL, 2, 3);
SELECT (1,2,3) >= (1, NULL, 3);
SELECT (1,2,3) >= (1-1, NULL, 3);
SELECT (1,2,3) >= (1+1, NULL, 3);
SELECT * FROM t1 WHERE (a,b,c) >= (1,2,3);
DROP TABLE t1;
# End of 4.1 tests