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Levels (MDX)

Topic Status: Some information in this topic is preview and subject to change in future releases. Preview information describes new features or changes to existing features in Microsoft SQL Server 2016 Community Technology Preview 2 (CTP2).

Returns the level whose position in a dimension or hierarchy is specified by a numeric expression or whose name is specified by a string expression.

Numeric expression syntax 
Hierarchy_Expression.Levels( Level_Number )

String expression syntax 
Hierarchy_Expression.Levels( Level_Name )

Hierarchy_Expression

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

Level_Number

A valid numeric expression that specifies a level number.

Level_Name

A valid string expression that specifies a level name.

If a level number is specified, the Levels function returns the level associated with the specified zero-based position.

If a level name is specified, the Levels function returns the specified level.

Note Note

Use the string expression syntax for user-defined functions.

Examples

The following examples illustrate each of the Levels function syntaxes.

Numeric

The following example returns the Country level:

SELECT [Geography].[Geography].Levels(1) ON 0
FROM [Adventure Works]

String

The following example returns the Country level:

SELECT [Geography].[Geography].Levels('Country') ON 0
FROM [Adventure Works]
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