The relationships in a data model queried by DAX are a fundamental part of the engine and simplify the query itself. This article examines the cost of relationships in a data model, providing hints to optimize them.  Read more

Choosing the right hardware is critical for a solution based on Analysis Services Tabular. Spending more does not always mean having a better machine. This short article describes how to choose the right server and, as you will see, the…  Read more

The default memory settings for Analysis Services Tabular might be less than optimal. This article describes why this might happen, and guides you choosing the right configuration.  Read more

The names used for table, columns, and measures in DAX cannot be renamed without breaking existing DAX formulas. This article describes how to leverage translations to decouple user interface from internal model names in Analysis Services Tabular.  Read more

When you create a Tabular model in Microsoft SQL Server Analysis Services (SSAS), you have to define all of the measures that the user will be able to use. All the measures defined in the measure grid of a table…  Read more

Several Time Intelligence functions in DAX use a <dates> argument, which has a special behavior because it can be expressed by using both a column reference syntax, a table expression or a Boolean expression.  Read more

DAX is the new language used by PowerPivot and Analysis Services in Tabular mode and it resembles the syntax of Excel formula and it can be considered a functional language. You do not have iterative statements, but you can run…  Read more

Hierarchy handling in DAX is not very easy, due to the fact that hierarchies, unlike it was in MDX, are not first-class citizens in the DAX world. While hierarchies can be easily defined in the data model, there are no…  Read more

PowerPivot and BISM Tabular handle relationships between tables by using a single column that requires to be a unique column in the lookup table. In this article you will see how to handle relationships between tables that have different granularities,…  Read more

If you want to execute a DAX query from your code to a Tabular model, you might think that an OLE DB connection should be the right way to get your data. It works, but if you your code is…  Read more