mirror of
https://github.com/MariaDB/server.git
synced 2025-01-20 22:12:30 +01:00
18 lines
908 B
Text
18 lines
908 B
Text
|
drop table if exists t1;
|
||
|
|
create table t1 (a int);
|
||
|
|
INSERT INTO t1 VALUES (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
|
||
|
|
select * from t1 where a<3;
|
||
|
|
a
|
||
|
|
0
|
||
|
|
1
|
||
|
|
2
|
||
|
|
drop table t1;
|
||
|
|
# explain: id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra
|
||
|
|
# explain: 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL NULL NULL No tables used
|
||
|
|
# explain: id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra
|
||
|
|
# explain: 1 INSERT t1 ALL NULL NULL NULL NULL NULL NULL 100.00 100.00 NULL
|
||
|
|
# explain: id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra
|
||
|
|
# explain: 1 SIMPLE t1 ALL NULL NULL NULL NULL 10 10 100.00 30.00 Using where
|
||
|
|
# explain: id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra
|
||
|
|
# explain: 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL NULL NULL No tables used
|