If relations are set up in the cube, which are used on calculation of values of calculated factors, or formulas, which calculate value in the current coordinate, a data matrix is obtained and extended based on the other coordinate data. Along with the values obtained in accordance with the specified selection, all the values, which are required to calculate values, are obtained.
On working with such a matrix the iterator can be used only to view values, because the series contains more elements than determined by the selection. Similarly with the example on work with cube data, coordinate of the element, by which data may be changed, should be obtained to change matrix values. Only after that the value on the obtained coordinated can be obtained.
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