In many businesses, the HR department needs reports on the employee attrition. This is the number of people that leave the company (depending on the reason they leave; the terminology can also be dismissals or turnover). Suppose you have a table with your employee data, where you also store a possible termination date. How do you calculate the number of people who have left the company using the DAX query language?
2018-05-15
2,702 reads
The Graph Database feature, new with SQL Server 2017, can be used to represent hierarchies. In this article of the series, Robert Sheldon demonstrates how to represent hierarchies in data with complex relationships.
2018-05-14
3,793 reads
Azure virtual machines are created for many reasons, even just to have an environment to quickly test something out. In this article, Robert Cain demonstrates the first few steps in automating the process with PowerShell. He shows how to gather information needed and set up a resource group, storage and networking needed for the VM.
2018-05-11
3,550 reads
In this post, Pinakin Patel looks at the preliminary steps you need to peform to build an instance in AWS to run SQL Server on Red Hat Linux.
2018-05-10
3,456 reads
Microsoft HDInsight is the cloud service that deploys and provisions Hadoop clusters on the Azure cloud. It's a completely managed, open source analytics service to support enterprise needs and supports a wide variety of scenarios with the help of open source frameworks like Hadoop, Storm, Spark, R Server and Hive.
2018-05-09
2,885 reads
With SQL Server 2017, Microsoft announced the exciting news that SQL Server would now run in Docker containers. Laerte Junior provides a guide to get started creating SQL Server instances in Docker.
2018-05-08
5,429 reads
You lost your car in a big parking lot. Erik Darling explains how this is just like an index scan.
2018-05-07
3,029 reads
Brent Ozar shares four stories of people who thought they could avoid backups - and got burned.
2018-05-04
5,663 reads
Some time ago, Phil Factor wrote his booklet 'SQL Code Smells', collecting together a whole range of SQL Coding practices that could be considered to indicate the need for a review of the code. It was published as 119 code smells, even though there were 120 of them at the time. Phil Factor has continued to collect them and the current state of the art is reflected in this article. SQL Prompt is committed to cover as many as possible of them. Phil has also updated his book, which is free to download.
2018-05-03
5,999 reads
In this post, Tim Smith will look at some of the considerations for both data rules and logic to prevent invalid data early in the ETRL process.
2018-05-02
3,324 reads
By Arun Sirpal
AgentDBA began as a command line. That suits one DBA on one server, but...
By Steve Jones
I have a few Azure subscriptions, which are fairly small and not used that...
This post shows you how to install containerd as the container runtime for Kubernetes...
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With regard to SQL Server 2025's Vector support, what is an embedding?
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