下面查询语句是否正确？select xh 学号,COUNT(xh) 及格课程门数from cjbwhere cj>=60go
下面查询语句是否正确？select xh 学号,COUNT(xh) 及格课程门数from cjbwhere cj>=60go
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下面查询语句是否正确？select xh 学号,COUNT(xh) 及格课程门数from cjbwhere cj>=60go