database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-08-01 03:47:19 +03:00
Code Activity

Merge magare.gmz:/home/kgeorge/mysql/work/B32400-5.0-opt

Browse Source 
into  magare.gmz:/home/kgeorge/mysql/work/B32400-5.1-opt
This commit is contained in:
gkodinov/kgeorge@magare.gmz
2007-11-23 14:41:47 +02:00
parent 5a4feb17cd 846cbf3cd0
commit b35e378f6b
9 changed files with 84 additions and 46 deletions
Download Patch File Download Diff File Expand all files Collapse all files

50
mysql-test/t/subselect.test
View File

@ -32,7 +32,9 @@ SELECT 1 FROM (SELECT 1 as a) b WHERE 1 IN (SELECT (SELECT a));
select (SELECT 1 FROM (SELECT 1) a PROCEDURE ANALYSE(1));
-- error 1108
SELECT 1 FROM (SELECT 1) a PROCEDURE ANALYSE((SELECT 1));
-- error ER_BAD_FIELD_ERROR
SELECT (SELECT 1) as a FROM (SELECT 1) b WHERE (SELECT a) IS NULL;
-- error ER_BAD_FIELD_ERROR
SELECT (SELECT 1) as a FROM (SELECT 1) b WHERE (SELECT a) IS NOT NULL;
SELECT (SELECT 1,2,3) = ROW(1,2,3);
SELECT (SELECT 1,2,3) = ROW(1,2,1);
@ -1346,17 +1348,20 @@ drop table t1,t2;
CREATE TABLE t1 ( a int, b int );
CREATE TABLE t2 ( c int, d int );
INSERT INTO t1 VALUES (1,2), (2,3), (3,4);
SELECT a AS abc, b FROM t1 WHERE b = (SELECT MIN(b) FROM t1 WHERE a=abc);
INSERT INTO t2 SELECT a AS abc, b FROM t1 WHERE b = (SELECT MIN(b) FROM t1 WHERE a=abc);
SELECT a AS abc, b FROM t1 outr WHERE b =
(SELECT MIN(b) FROM t1 WHERE a=outr.a);
INSERT INTO t2 SELECT a AS abc, b FROM t1 outr WHERE b =
(SELECT MIN(b) FROM t1 WHERE a=outr.a);
select * from t2;
CREATE TABLE t3 SELECT a AS abc, b FROM t1 WHERE b = (SELECT MIN(b) FROM t1 WHERE a=abc);
CREATE TABLE t3 SELECT a AS abc, b FROM t1 outr WHERE b =
(SELECT MIN(b) FROM t1 WHERE a=outr.a);
select * from t3;
prepare stmt1 from "INSERT INTO t2 SELECT a AS abc, b FROM t1 WHERE b = (SELECT MIN(b) FROM t1 WHERE a=abc);";
prepare stmt1 from "INSERT INTO t2 SELECT a AS abc, b FROM t1 outr WHERE b = (SELECT MIN(b) FROM t1 WHERE a=outr.a);";
execute stmt1;
deallocate prepare stmt1;
select * from t2;
drop table t3;
prepare stmt1 from "CREATE TABLE t3 SELECT a AS abc, b FROM t1 WHERE b = (SELECT MIN(b) FROM t1 WHERE a=abc);";
prepare stmt1 from "CREATE TABLE t3 SELECT a AS abc, b FROM t1 outr WHERE b = (SELECT MIN(b) FROM t1 WHERE a=outr.a);";
execute stmt1;
select * from t3;
deallocate prepare stmt1;
@ -1529,7 +1534,9 @@ INSERT INTO t1 VALUES ('ASM','American Samoa','Oceania','Polynesia',199.00,0,680
INSERT INTO t1 VALUES ('ATF','French Southern territories','Antarctica','Antarctica',7780.00,0,0,NULL,0.00,NULL,'Terres australes françaises','Nonmetropolitan Territory of France','Jacques Chirac',NULL,'TF');
INSERT INTO t1 VALUES ('UMI','United States Minor Outlying Islands','Oceania','Micronesia/Caribbean',16.00,0,0,NULL,0.00,NULL,'United States Minor Outlying Islands','Dependent Territory of the US','George W. Bush',NULL,'UM');
/*!40000 ALTER TABLE t1 ENABLE KEYS */;
SELECT DISTINCT Continent AS c FROM t1 WHERE Code <> SOME ( SELECT Code FROM t1 WHERE Continent = c AND Population < 200);
SELECT DISTINCT Continent AS c FROM t1 outr WHERE
Code <> SOME ( SELECT Code FROM t1 WHERE Continent = outr.Continent AND
Population < 200);
drop table t1;
#
@ -3163,6 +3170,37 @@ SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1 WHERE LENGTH(a)<500);
DROP TABLE t1,t2;
#
# Bug #32400: Complex SELECT query returns correct result only on some
# occasions
#
CREATE TABLE t1(a INT, b INT);
INSERT INTO t1 VALUES (1,1), (1,2), (2,3), (2,4);
--error ER_BAD_FIELD_ERROR
EXPLAIN
SELECT a AS out_a, MIN(b) FROM t1
WHERE b > (SELECT MIN(b) FROM t1 WHERE a = out_a)
GROUP BY a;
--error ER_BAD_FIELD_ERROR
SELECT a AS out_a, MIN(b) FROM t1
WHERE b > (SELECT MIN(b) FROM t1 WHERE a = out_a)
GROUP BY a;
EXPLAIN
SELECT a AS out_a, MIN(b) FROM t1 t1_outer
WHERE b > (SELECT MIN(b) FROM t1 WHERE a = t1_outer.a)
GROUP BY a;
SELECT a AS out_a, MIN(b) FROM t1 t1_outer
WHERE b > (SELECT MIN(b) FROM t1 WHERE a = t1_outer.a)
GROUP BY a;
DROP TABLE t1;
--echo End of 5.0 tests.
#