题目内容

下列（）关键字是可以实现表与表的内连接。A.inner joinB.left joinC.right joinD.cross join

A. .inner join
B. left join
C. right join
D. cross join

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下列（）关键字是可以实现表与表的左连接。A.inner joinB.left joinC.right joinD.full join

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