#before test set stack limit to small value select * from (select c1 from t1) v1 join ( select 1 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b union all select 2 as b ) v2 on v1.c1 = v2.b; ###case2 select 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