Optimizing DAX Video Course - Launch Offer

Tabular

ARTICLE

Start learning DAX for free

SQLBI offers a new introductory DAX video course called Introducing DAX. This article describes which users will benefit more from this learning experience, and how to enroll in the course.

ARTICLE

Choosing tier in Azure Analysis Services

This article describes the differences in the levels available in Azure Analysis Services (Azure AS), comparing them with the features in SQL Server Analysis Services (SSAS) on-premises.

WHITEPAPER

DirectQuery in Analysis Services 2016

Summary: DirectQuery transforms the Microsoft SQL Server Analysis Services Tabular model into a metadata layer on top of an external database. For SQL Server 2016, DirectQuery was redesigned for dramatically improved speed and performance, however, it is also now more complex to understand and implement. There are many tradeoffs to

ARTICLE

Lookup multiple values in DAX

This article describes different techniques to retrieve multiple values from a lookup table in DAX, improving code readability and performance.

ARTICLE

Context Transition and Expanded Tables

This article describes how table expansion and filter context propagation are important DAX concepts to understand and fix small glitches in DAX expressions.

ARTICLE

Introducing SUMMARIZECOLUMNS

This article explains how to use SUMMARIZECOLUMNS, which is a replacement of SUMMARIZE and does not require the use of ADDCOLUMNS to obtain good performance.

TOOL

SSAS Events Analyzer

SSAS Events Analyzer is a simple monitoring system that can be easily applied to any SSAS server with a minimal effort.

TOOL

SSAS Activity Monitor

SSAS Activity Monitor is an open source tool to monitor the current activity (sessions, transactions, connections, and locks) on an Analysis Services instance. It works for both Tabular and Multidimensional mode.

ARTICLE

Compare equivalent periods in DAX

If you do not have a full month with data, comparisons such as year-over-year (YOY) might require particular filters in order to do a like for like comparison in DAX. This article describes how to write DAX expressions comparing equivalent periods, keeping corresponding number of days in the comparison.

VIDEO

VertiPaq Analyzer 1.7

VertiPaq Analyzer is useful to analyze VertiPaq storage structures for a data model in Analysis Services Tabular. Learn how to connect VertiPaq Analyzer to Power BI and to SSAS Tabular, and see quick overview of the features available. Then, download and use VertiPaq Analyzer: it’s free!