问题
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下面的数据操作中,哪些操作不是多维数据模型上的OLAP操作?() A 上卷(roll-up) B 选择(select)
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下面的数据操作中,()操作不是多维数据模型上的OLAP操作。A上卷(roll-up)B选择(select)C切片(sli
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He rolled up his trouer leg to exhibit his
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He rolled up his trouer leg to 【exhibit 】his woun
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P Co makes two products – P1 and P2 – budgeted details of which are as follows:The fixed o
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X Co uses rolling budgeting updating its budgets on a quarterly basis. After carrying out
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