451
451
insert into t1 select null, b, c, d from t2;
452
452
insert into t2 select null, b, c, d from t1;
453
453
insert into t1 select null, b, c, d from t2;
456
456
insert into t1 select 1, b, c + (@row:=@row - 1) * 10, d - @row from t2 limit 10;
457
457
select * from t1 where a=1 and b in (1) order by c, b, a;