-- This file is automatically generated by LogicalPlanToSQLSuite.
select * from t1 b where exists (select * from t1 a)
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SELECT `gen_attr_0` AS `a` FROM (SELECT `gen_attr_0` FROM (SELECT `a` AS `gen_attr_0` FROM `default`.`t1`) AS gen_subquery_0 WHERE EXISTS(SELECT `gen_attr_1` AS `a` FROM ((SELECT `gen_attr_1` FROM (SELECT `a` AS `gen_attr_1` FROM `default`.`t1`) AS gen_subquery_2) AS gen_subquery_1) AS gen_subquery_1)) AS b