1 Reply Latest reply: Nov 23, 2010 4:01 AM by Miguel Angel Baeyens de Arce RSS

    How can I do ?

    sunkai572

      rownum month value1 value2

      1 1 543 Null

      2 2 550 550-543

      3 3 560 560-550

      4 4 558 558-560

      .................

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      .

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      value2's value is got in this way:next row's value1's value-this row's value1's value.

      How can I get the value in QV? what's the function?and can anyone give me a sample,thank you!