GAUSS-00281：UNION/INTERSECT/EXCEPT member statement cannot refer to other relations of same query level SQLSTATE: 42P10
错误码
错误描述：UNION/INTERSECT/EXCEPT member statement cannot refer to other relations of same query level SQLSTATE: 42P10
错误原因：不支持的语法。
解决方法：修改SQL Statement。
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