标签: ms-access-2010
是否有一种方法可以创建具有不均匀字段数的联合查询。联合查询的前半部分只有5个字段,第二部分有7个字段
答案 0 :(得分:1)
不,但你可以有虚构的字段:
SELECT RealField1, RealField2, RealField3, RealField4 FROM Table UNION ALL SELECT Null As RealField1, Null As RealField2, RealField3, RealField4 FROM Table