Message in Chinese (Simplified) (中文(简体))
表 [<var>X</var>] 涉及不只一个关系。您必须在表达式“<var>Y</var>”中明确提出一个关系名称。
Unlocalized message
The table [<var>X</var>] involved in more than one relation. You must explicitly mention a relation name in the expression '<var>Y</var>'.
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