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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 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 10.00 100.00 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
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