Oracle subquery caching and subquery pushing
In this article, Jonathan Lewis discusses why you might want to stop the optimizer from unnesting some subqueries and how to control where the optimizer positions each subquery.
Document yourself out of a job
Some organizations have policies in place to make sure that everything in their IT infrastructure is documented. There are runbooks, procedures, wikis, diagrams, charts, code comments, and more to make sure that knowledge is available if an employee leaves or when disaster strikes. Not only does the documentation exist, but it’s also organized and easy […]
The Backlog
A backlog is important for software development, and Steve has a few thoughts on how to add things to the backlog.
Ordering a result set in SQL Server
To guarantee the order of a result set, you must use an ORDER BY clause. In this article, Greg Larsen explains what you need to know about ORDER BY.
Registration is now open for Summit 2022
Now’s the time to save your seat at the world’s largest hybrid conference for data platform professionals, taking place November 15-18! Join attendees from around the globe who are gathering in-person and online for a full week of world-class training, networking, and data-platform focused events. Register today to take advantage of discounted launch pricing, available for a limited time.
Advanced Incident Response
Having a known and documented incident response plan is important these days, as more and more companies are having security incidents.
COALESCE(), ISNULL() , NULLIF() and alternatives in SQL Server, Oracle and PostgreSQL
In this article we look at the SQL functions COALESCE, ISNULL, NULLIF and do a comparison between SQL Server, Oracle and PostgreSQL.
Introducing Pinal Dave to new SQL Monitor features
Pinal Dave from SQL Authority has used – and been a fan of – SQL Monitor since it launched in 2008 (fun fact: it was named SQL Response back then!) There are, however, a few newer features that Pinal isn’t too familiar with, and we were delighted to introduce those to him in this short video.
Understanding Azure Data Factory Pricing
Learn how Azure Data Factory charges you for use and how to estimate what your charges would be based on a few examples.
Blogs
ISACA AI Material/Exam Prep Discount (May 18 – June 30, 2026)
By Brian Kelley
If you are considering any of the ISACA AI certs like the Advanced Artificial...
A Fabric solution can be very cost effective
By ChrisJenkins
Are you currently using Microsoft Fabric or considering migrating to it? If so, there...
Track SQL Server Configuration Changes Using the Error Log
By SQLPals
Track SQL Server Configuration Changes Using the Error Log If you...
Forums
We Are Eating Our Own Seed Corn
Comments posted to this topic are about the item We Are Eating Our Own...
Before Using AI with Business Data, Read This
Artificial intelligence tools are quickly becoming part of daily business operations, from document analysis...
Designing SQL Server ETL Pipelines That Don't Break at Scale
Comments posted to this topic are about the item Designing SQL Server ETL Pipelines...
Question of the Day
Detecting Deadlocks Quickly
In the Database Engine, when a deadlock is detected, what does the detection interval shrink to (in time)?
See possible answers