05 December 2018
05 December 2018

Data Quality

Problems with data quality are easier and cheaper to prevent than to solve later. In this article, Joe Celko talks about data quality and where the issues tend to happen.… Read more
02 November 2018
02 November 2018

Creating Calculated Columns Using DAX

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In this article, Andy Brown shares his knowledge of how to create calculated columns in tables, using Power BI as the host software (all of the formulae shown would work equally well in PowerPivot or SSAS Tabular). This article is designed to be the first in a series of articles which will show you how to master programming in DAX. … Read more
01 October 2018
01 October 2018

Adaptive Query Processing in SQL Server 2017

As new versions of SQL Server have been released, the Query Optimizer has undergone many improvements. Adaptive Query Processing, new in 2017, represents a new direction. This set of features provides some flexibility for varying join types, multi-statement table valued functions, and memory grants. In this article, Robert Sheldon explains the three features that make up Adaptive Query Processing … Read more
27 September 2018
27 September 2018

Extended Events Workbench

The Extended Events (or XEvents) feature has been part of SQL Server since 2008, but many database professionals struggle to get started using it. In this article, Phil Factor demonstrates several useful Extended Event sessions that measure just one thing in each. He then provides the code necessary to parse the resulting XML into something you can use.… Read more