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.
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.
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, not just development, but also infrastructure, if you spend time adapting the practices to your environment.
SSIS Catalog Compare helps DBAs work with their SSIS project configurations and catalogs, deploying changes from environment to environment.
What is normal? More to the point, what is abnormal? We will look at using R to score outliers in a typical monitoring dataset.
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.
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.
The Internet of Things is coming, and bringing lots of data, but security needs to be included as well.
Every PostgreSQL migration eventually hits the same fork in the road. The database is...
By Steve Jones
I’m off on vacation today. Which is a little weird as I just got...
By Arun Sirpal
Every DBA has a box like this. Sitting untouched for months. Nobody’s proud of...
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In the original Independence Day movie (1996), what type of computer did Jeff Goldblum use to connect to the alien mainframe? Take a guess, don't look it up or ask AI.
See possible answers