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added collation processing in UNION merging

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temporary table BLOB now is longblob
This commit is contained in:
bell@sanja.is.com.ua
2003-11-25 23:52:10 +02:00
parent 675186d816
commit 5474ada47a
9 changed files with 126 additions and 17 deletions
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65
mysql-test/r/union.result
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@ -556,8 +556,8 @@ t1 CREATE TABLE `t1` (
`a` double(4,1) NOT NULL default '0.0'
) TYPE=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);
insert into t2 values (NULL, 1, 3, 4, 1.5, 2.5, 1972, '1972-10-22', '1972-10-22 11:50', 'testc', 'testv', 'tetetetetest');
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);
insert into t2 values (NULL, 1, 3, 4, 1.5, 2.5, 1972, '1972-10-22', '1972-10-22 11:50', 'testc', 'testv', 'tetetetetest', 'teeeeeeeeeeeest');
create table t1 SELECT it2 from t2 UNION select it1 from t2;
select * from t1;
it2
@ -720,7 +720,7 @@ tetetetetest
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`dt` blob
`dt` longblob
) TYPE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 SELECT sv from t2 UNION select b from t2;
@ -731,7 +731,7 @@ tetetetetest
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`sv` blob
`sv` longblob
) TYPE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 SELECT i from t2 UNION select d from t2 UNION select b from t2;
@ -745,4 +745,61 @@ Table Create Table
t1 CREATE TABLE `t1` (
`i` blob
) TYPE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 SELECT sv from t2 UNION select tx from t2;
select * from t1;
sv
testv
teeeeeeeeeeeest
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`sv` text
) TYPE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 SELECT b from t2 UNION select tx from t2;
select * from t1;
b
tetetetetest
teeeeeeeeeeeest
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`b` longblob
) TYPE=MyISAM DEFAULT CHARSET=latin1
drop table t1,t2;
create table t1 (d decimal(10,1));
create table t2 (d decimal(10,9));
insert into t1 values ("100000000.0");
insert into t2 values ("1.23456780");
create table t3 select * from t2 union select * from t1;
select * from t3;
d
1.234567800
100000000.0
show create table t3;
Table Create Table
t3 CREATE TABLE `t3` (
`d` decimal(10,9) default NULL
) TYPE=MyISAM DEFAULT CHARSET=latin1
drop table t1,t2,t3;
create table t1 select 1 union select -1;
select * from t1;
1
1
-1
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`1` bigint(1) NOT NULL default '0'
) TYPE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 select _latin1"test" union select _latin2"testt" ;
ERROR HY000: Illegal mix of collations (latin1_swedish_ci,COERCIBLE) and (latin2_general_ci,COERCIBLE) for operation 'UNION'
create table t1 select _latin2"test" union select _latin2"testt" ;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`test` char(5) character set latin2 NOT NULL default ''
) TYPE=MyISAM DEFAULT CHARSET=latin1
drop table t1;