drop database if exists question_mark_db;
create database question_mark_db;
use question_mark_db;

create table t1(c1 int primary key, c2 int) partition by hash(c1 + 1) partitions 3

select * from t1 where c1=0
select * from t1 where c1=1 and c2=1

drop database question_mark_db;