Properly Persisted Computed Columns
Paul White walks through a new trace flag in SQL Server 2016 designed to yield better execution plans (and performance) for queries involving computed columns.
Statistics in SQL: Kendall’s Tau rank correlation
Statistical calculations in SQL are often perfectly easy to do. SQL was designed to be a natural fit for calculating correlation, regression and variance on large quantities of data. It just isn't always immediately obvious how. In the second of a series of articles, Phil factor shows how calculating a non-parametric correlation via Kendall's Tau or Spearman's Rho can be stress-free.
DevOps Can Help
DevOps can help, not just development, but also infrastructure, if you spend time adapting the practices to your environment.
Help for DBAs Who Support SSIS…
SSIS Catalog Compare helps DBAs work with their SSIS project configurations and catalogs, deploying changes from environment to environment.
Scoring Outliers with R
What is normal? More to the point, what is abnormal? We will look at using R to score outliers in a typical monitoring dataset.
Your Job Description
This Friday Steve Jones talks about job posting and descriptions. This is the chance to think about what you do and how you might describe this to your replacement.
Use T-SQL to Find Folders Using the Most Disk Space
Your SQL Server drives are running out of disk space and you want a way to quickly tell which sub-directories are taking the most space - here's how to do it with T-SQL.
Securing the Things
The Internet of Things is coming, and bringing lots of data, but security needs to be included as well.
Blogs
T-SQL Tuesday #198 Roundup: How Do You Detect Data Changes?
Thank you to everyone who participated in T-SQL Tuesday #198! When I wrote the...
Optimizing Redshift Performance by Configuring WLM Queues
Efficient query performance in Amazon Redshift often comes down to how well you manage...
PowerShell Strikes Back: Return of the Loop
By gbargsley
Welcome back to PowerShell Strikes Back. We’re three weeks in, and the training is...
Forums
Stairway to Reliable Database Deployment Level 3 – Rehearsing Changesets Across Environments
Comments posted to this topic are about the item Stairway to Reliable Database Deployment...
QUOTENAME Quote Parameters
Comments posted to this topic are about the item QUOTENAME Quote Parameters
Limit the Blast Radius
Comments posted to this topic are about the item Limit the Blast Radius
Question of the Day
QUOTENAME Quote Parameters
When I use QUOTENAME(), I can optionally provide the character used to surround the string in the result. Can I use any character?
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