mirror of
https://github.com/MariaDB/server.git
synced 2025-01-23 23:34:34 +01:00
9e90516b35
git-svn-id: file:///svn/mysql/tests/mysql-test@48570 c7de825b-a66e-492c-adef-691d508d4ae1
52 lines
1.1 KiB
Text
Executable file
52 lines
1.1 KiB
Text
Executable file
SET DEFAULT_STORAGE_ENGINE = 'tokudb';
|
|
DROP TABLE IF EXISTS foo;
|
|
set session unique_checks=off;
|
|
create table foo (a int, b int, c int, primary key (a), key(b));
|
|
insert into foo values (1,10,100),(2,20,200),(3,30,300),(4,40,400),(5,50,500),(6,60,600);
|
|
explain select * from foo;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE foo ALL NULL NULL NULL NULL 6
|
|
select * from foo;
|
|
a b c
|
|
1 10 100
|
|
2 20 200
|
|
3 30 300
|
|
4 40 400
|
|
5 50 500
|
|
6 60 600
|
|
explain select b from foo;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE foo index NULL b 5 NULL 6 Using index
|
|
select b from foo;
|
|
b
|
|
10
|
|
20
|
|
30
|
|
40
|
|
50
|
|
60
|
|
replace into foo values (1,1,1);
|
|
explain select * from foo;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE foo ALL NULL NULL NULL NULL 6
|
|
select * from foo;
|
|
a b c
|
|
1 1 1
|
|
2 20 200
|
|
3 30 300
|
|
4 40 400
|
|
5 50 500
|
|
6 60 600
|
|
explain select b from foo;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE foo index NULL b 5 NULL 6 Using index
|
|
select b from foo;
|
|
b
|
|
1
|
|
20
|
|
30
|
|
40
|
|
50
|
|
60
|
|
set session unique_checks=on;
|
|
DROP TABLE foo;
|