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mirror of https://github.com/MariaDB/server.git synced 2025-07-30 16:24:05 +03:00

Merge work:/home/bk/mysql-4.0 into hundin.mysql.fi:/my/bk/mysql-4.0

This commit is contained in:
monty@hundin.mysql.fi
2001-11-21 15:39:01 +02:00
12 changed files with 262 additions and 102 deletions

View File

@ -68,3 +68,12 @@ select * from t2 where b="world";
a B
3 world
drop table t1,t2;
create table t1(x varchar(50) );
create table t2 select x from t1 where 1=2;
describe t1;
Field Type Null Key Default Extra
x varchar(50) YES NULL
describe t2;
Field Type Null Key Default Extra
x char(50) YES NULL
drop table t1,t2;

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@ -31,3 +31,20 @@ check table t1;
Table Op Msg_type Msg_text
test.t1 check status OK
drop table t1;
create table t1 (a int not null auto_increment, b int not null, primary key (a), index(b));
insert into t1 (b) values (1),(2),(2),(2),(2);
optimize table t1;
Table Op Msg_type Msg_text
test.t1 optimize status OK
show index from t1;
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Comment
t1 0 PRIMARY 1 a A 5 NULL NULL
t1 1 b 1 b A 1 NULL NULL
optimize table t1;
Table Op Msg_type Msg_text
test.t1 optimize status Table is already up to date
show index from t1;
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Comment
t1 0 PRIMARY 1 a A 5 NULL NULL
t1 1 b 1 b A 1 NULL NULL
drop table t1;

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@ -65,3 +65,13 @@ create table t2 (key (b)) select * from t1;
explain select * from t2 where b="world";
select * from t2 where b="world";
drop table t1,t2;
#
# Test types after CREATE ... SELECT
#
create table t1(x varchar(50) );
create table t2 select x from t1 where 1=2;
describe t1;
describe t2;
drop table t1,t2;

View File

@ -38,3 +38,15 @@ check table t1;
repair table t1;
check table t1;
drop table t1;
#
# Test bug: Two optimize in a row reset index cardinality
#
create table t1 (a int not null auto_increment, b int not null, primary key (a), index(b));
insert into t1 (b) values (1),(2),(2),(2),(2);
optimize table t1;
show index from t1;
optimize table t1;
show index from t1;
drop table t1;