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Extract (MDX)

Updated: 17 July 2006

Returns a set of tuples from extracted hierarchy elements.


Extract(Set_Expression, Hierarchy_Expression1 [,Hierarchy_Expression2, ...n] )

Set_Expression

A valid Multidimensional Expressions (MDX) expression that returns a set.

Hierarchy_Expression1

A valid Multidimensional Expressions (MDX) expression that returns a hierarchy.

Hierarchy_Expression2

A valid Multidimensional Expressions (MDX) expression that returns a hierarchy.

The Extract function returns a set that consists of tuples from the extracted hierarchy elements. For each tuple in the specified set, the members of the specified hierarchies are extracted into new tuples in the result set. This function always removes duplicate tuples.

The Extract function performs the opposite action of the Crossjoin function.

Release History

17 July 2006

Changed content:
  • Updated syntax and arguments to improve clarity.
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