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new length detection for non-string in UNION (BUG#4067)

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bell@sanja.is.com.ua
2004-06-16 16:06:30 +03:00
parent 5f8ef7a38d
commit 002364c20f
5 changed files with 96 additions and 14 deletions
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14
mysql-test/r/subselect.result
View File

@ -1075,24 +1075,24 @@ CREATE TABLE t1 SELECT * FROM (SELECT 1 as a,(SELECT 1)) a;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` bigint(1) NOT NULL default '0',
`(SELECT 1)` bigint(1) NOT NULL default '0'
`a` bigint(20) NOT NULL default '0',
`(SELECT 1)` bigint(20) NOT NULL default '0'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
CREATE TABLE t1 SELECT * FROM (SELECT 1 as a,(SELECT a)) a;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` bigint(1) NOT NULL default '0',
`(SELECT a)` bigint(1) NOT NULL default '0'
`a` bigint(20) NOT NULL default '0',
`(SELECT a)` bigint(20) NOT NULL default '0'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
CREATE TABLE t1 SELECT * FROM (SELECT 1 as a,(SELECT a+0)) a;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` bigint(1) NOT NULL default '0',
`(SELECT a+0)` bigint(17) NOT NULL default '0'
`a` bigint(20) NOT NULL default '0',
`(SELECT a+0)` bigint(20) NOT NULL default '0'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
CREATE TABLE t1 SELECT (SELECT 1 as a UNION SELECT 1+1 limit 1,1) as a;
@ -1102,7 +1102,7 @@ a
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` bigint(17) NOT NULL default '0'
`a` bigint(20) NOT NULL default '0'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 (a int);

15
mysql-test/r/union.result
View File

@ -546,7 +546,7 @@ aa
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` char(2) NOT NULL default ''
`a` char(20) NOT NULL default ''
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 SELECT 12 as a UNION select 12.2 as a;
@ -557,7 +557,7 @@ a
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` double(4,1) NOT NULL default '0.0'
`a` double(53,1) NOT NULL default '0.0'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t2 (it1 tinyint, it2 tinyint not null, i int not null, ib bigint, f float, d double, y year, da date, dt datetime, sc char(10), sv varchar(10), b blob, tx text);
@ -647,7 +647,7 @@ f
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`f` binary(12) default NULL
`f` binary(24) default NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 SELECT y from t2 UNION select da from t2;
@ -795,7 +795,7 @@ select * from t1;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`1` bigint(1) NOT NULL default '0'
`1` bigint(20) NOT NULL default '0'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 select _latin1"test" union select _latin2"testt" ;
@ -953,3 +953,10 @@ CREATE TABLE t2 (i int(11) default NULL,c char(1) default NULL,KEY i (i));
explain (select * from t1) union (select * from t2) order by not_existing_column;
ERROR 42S22: Unknown column 'not_existing_column' in 'order clause'
drop table t1, t2;
CREATE TABLE t1 (uid int(1));
INSERT INTO t1 SELECT 150;
SELECT 'a' UNION SELECT uid FROM t1;
a
a
150
drop table t1;

8
mysql-test/t/union.test
View File

@ -527,3 +527,11 @@ CREATE TABLE t2 (i int(11) default NULL,c char(1) default NULL,KEY i (i));
--error 1054
explain (select * from t1) union (select * from t2) order by not_existing_column;
drop table t1, t2;
#
# length detecting
#
CREATE TABLE t1 (uid int(1));
INSERT INTO t1 SELECT 150;
SELECT 'a' UNION SELECT uid FROM t1;
drop table t1;