ORA-30367：a JOIN KEY clause is required
错误码
错误描述：a JOIN KEY clause is required
错误原因：A JOIN KEY clause was omitted in a dimension statement. A JOIN KEY clause is required when the child level and the parent level are not in the same relation.
解决方法：Specify a JOIN KEY clause to indicate how the relation of the child level joins to the relation of the parent level.
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