FirstElement
Returns the first member from a given list.
- Returned Output: Member
- Library: PQL \ Semantic \ Member
- Version: 2018.00.000
- Compatibility: Pyramid Query Language (PQL) data sources
Syntax
FirstElement( <List> )
* Click on the function's arguments above for more details on the input values.
Comments
- List parameter should be a list or set of elements from an existing hierarchy in the model.
- For details on how to employ and use this function see the semantic calculation overview.
Different Function types
- This function is similar to the MDX FirstSibling function.
- The reciprocal LastElement function operates similarly.
- Unlike the Head function, the FistElement function returns a member, rather than a list.
Examples
This example returns the member Alabama in the state hierarchy (assuming we're only using US states):
FirstElement( AllMembers([Customer].[state]) )