mirror of
https://github.com/MariaDB/server.git
synced 2025-01-24 07:44:22 +01:00
a72467e80e
git-svn-id: file:///svn/mysql/tests/mysql-test@26144 c7de825b-a66e-492c-adef-691d508d4ae1
23 lines
1 KiB
Text
Executable file
23 lines
1 KiB
Text
Executable file
SET STORAGE_ENGINE = 'tokudb';
|
|
DROP TABLE IF EXISTS foo;
|
|
set session tokudb_prelock_empty=0;
|
|
create table foo (a int, b int, c int, primary key (a), clustering key (b));
|
|
insert into foo values (1,1,1),(2,2,2),(3,3,3),(4,4,4),(5,5,5);
|
|
# Both explains should use primary key;
|
|
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 5
|
|
explain select a from foo;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE foo index NULL PRIMARY 4 NULL 5 Using index
|
|
DROP table foo;
|
|
create table foo (a int, b int, c int, clustering key (b), primary key (a));
|
|
insert into foo values (1,1,1),(2,2,2),(3,3,3),(4,4,4),(5,5,5);
|
|
# Both explains should use primary key;
|
|
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 5
|
|
explain select a from foo;
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE foo index NULL PRIMARY 4 NULL 5 Using index
|
|
DROP TABLE foo;
|