High Performance Relational Division in SQL Server
Relational division is used in SQL to select rows that conform to a number of different criteria. Dwain Camps explains how to use it, and shows the performance gains.
SQL Monitor Custom Metric: Server principals with default database offline
This metric monitors whether a server principal’s default database is offline. When you create a SQL Server server principal (formerly referred to as a server login) it has a default database setting that is used to assist in a connection request when no database is specified.
The Internet of Things
Today Steve Jones notes that the explosion of cheap hardware and electronics might be good for data professionals.
Data Science Laboratory System - Distributed File Databases
Distributed File Databases manage large amounts of unstructured or semi-structured data. Buck Woody shows how to install Hadoop in your Data Science lab to experiment with an example of the breed.
How to recover a suspect msdb database in SQL Server
A SQL Server MSDB database is flagged as "suspect"... what can you do? John Grover has some suggestions
DEVintersection: Developers, ITHeros, Industry-experts Intersect Here!
Intersect with your favorite Microsoft experts in Orlando, Florida April 13-16, 2014 at this year’s most exciting tech conference: DEVintersection.com. Register with the discount code "RedSimple" for $50 off your registration.
The Girl with the Backup Tattoo
The DBA Team are back, ready to save another DBA. In this episode, a rogue DBA sabotages the backups, can Robyn Page, Steve Jones, Grant Fritchey, and Phil Factor find the solution? Save the backups...save the business.
Limited Time Offer: Licensing by Scale for SQL Server
With the release of SQL Server 2014, the licensing options have changed slightly. Read on to discover how you might choose to change your licensing in the future.
Native C# in Stored Procedures
A new enhancement in SQL Server 2014 allows you to directly enter C# code in your stored procedures.
Blogs
Upgrading SQL Server Containers on the Laptop
By Steve Jones
I don’t have SQL Server installed on my laptop. In an effort to keep...
How to Find Expensive Queries in Amazon Redshift
Slow-running queries can degrade your Redshift cluster’s performance and lead to increased costs. Identifying...
The Notification Trap: How Input Fatigue Is Killing Deep Work in Tech
By gbargsley
If you've been here before, you know this blog is usually about SQL Server,...
Forums
SQL 2019 instance with AG, across 2 Windows 2016 OS servers - OSin-place upgrade
Hi all Can I get some perspective from the community please on performing in-place...
How Long is a Long I/O?
Comments posted to this topic are about the item How Long is a Long...
T-SQL Trigonometric Functions in SQL Server
Comments posted to this topic are about the item T-SQL Trigonometric Functions in SQL...
Question of the Day
How Long is a Long I/O?
In SQL Server 2025, a long I/O is recorded in the error log with message 833. How long much an I/O request be outstanding before this message is written to the log?
See possible answers