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云计算新课2-有下列sql:SELECT count(*) FROM STUDENT 该代码中的count(*)号,下列说法不正确的是
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读下列代码,判断运行结果是( ) Declare @sum int,@count int Select @sum=0,@count=1 Label1: Select @sum=@sum+@count
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关于select count(*) 下列说法正确的是()?
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select @sum=@sum+@count select @count=@count+1 if @count<=5 Goto label1 select @count-1,@sum
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bel1:_x000D_ select @sum=@sum+@count_x000D_ select @count=@count+1_x000D_ if @count<=5_x000D_