Tag Arkiv: calculation

Quick Guide to BIDS Helper for SSAS

BIDS Helper is an amazing free add-in for Business Intelligence Development Studio (BUD). You can obtain the add-in from the Codeplex website. The purpose of this posting is to provide a quick guide to version Analysis Services (SSAS) functions. The add-in also has other functions, but this post only lists the context-sensitive SSAS features.

I believe this organization structure will encourage people to explore this product. Setup is through a regular setup menu, but the actual features visually appear in context-senstive areas throughout BIDS:

  • BIDS Configuration — Tips for setup
  • BIDS Helper — Features by Hierarchy: Keyed to the BIDS environment for SSAS, with links to the BIDS Helper website
  • BIDS Helper — Features by Hierarchy (Visual): What to look for on the screen

BIDS Configuration

After installation, BIDS helper adds itself to many of the BIDS menus. Configuration is through the tools menu.

The menu defaults to the “Features” pane, Fortsätt läsa “Quick Guide to BIDS Helper for SSAS” »

Dimension-based MDX Calculations

Microsoft SQL Server 2008 Analysis Services Unleashed Bok recension kapitel 13

In the previous chapter, the book outlines a highest pass wins rule for determining the order of cube calculations. This chapter introduces dimension-based calculations, which will override a cube calculation. The chapter does not start with this argument (it’s on page 233) but I believe this fact is a good segue in the flow of the book.

The normative (default) role of aggregations is summation. Analysis Services has a series of unary operators, mathematical symbols or measure names which indicate how to perform rollup calculations. The default unary symbol is the addition sign + but other symbols are possible.

Fortsätt läsa “Dimension-based MDX Calculations” »