Optimize SQL LIKE Wildcard Searches
Learn about different ways to improve the performance of full wild card text searches to find strings in SQL Server tables.
2024-11-01
Performance and Tuning
Troubleshoot Chained SQL Server CTE
This article will explore how SQL Server chained CTEs might make troubleshooting code harder and whether you should stop using CTEs altogether.
2024-10-23
Identify CPU Intensive SQL Server Queries from an Implicit Conversion
Learn how to use the SQL Server Query Store to find CPU-intensive queries and how you can use Query Store to resolve these issues.
2024-10-09
Raising the Cost Threshold for Parallelism (CTFP) Affects SQL Server Missing Indexes
This article explores how raising the Cost Threshold for Parallelism (CTFP) affects missing index recommendations in SQL Server along with examples.
2024-09-25
When Do We Worry About Scalability?
Steve has a few thoughts on the tradeoff between getting work done quickly and producing well performing code.
2024-09-18
111 reads
SQL Local Variables and Performance Issues
In this article, we examine the effect of local variables on T-SQL queries and how these could potentially cause performance issues.
2024-08-23
Invisible Downtime
Steve has a few thoughts on invisible downtime, a term he had never heard until recently.
2024-05-22
191 reads
SQL Server Plan Cache Bloat Performance Impacts
Learn about the SQL Server plan cache and how SQL Server caches query plans, and the potential of plan cache bloat which could impact performance.
2024-04-10
Option Recompile is a Magic Turbo Button That Actually Works.
Guy Glantser is an Israeli SQL Server guru with a ton of great presentations on YouTube. I’ve had the privilege of hanging out with him in person a bunch of times over the year, and I’ll always get excited to do it again. He’s not just smart, but he’s friendly and funny as hell.
2024-04-08
What Happens When Multiple Queries Compile at Once?
An interesting question came in on PollGab. DBAmusing asked: If a query takes 5-7s to calculate the execution plan (then executes <500ms) if multiple SPIDS all submit that query (different param values) when there’s no plan at start, does each SPID calc the execution plan, one after the other after waiting for the prior SPID to finish?
2024-03-29
Blogs
Set Theory vs. Batch Mode in SQL Server
By SQLPals
Set Theory vs. Batch Mode in SQL Server Not long ago,...
Monday Monitor Tips: The Jobs Report
By Steve Jones
A customer wanted a report they could email to their boss about jobs, something...
Automating SQL Maintenance: How DevOps Principles Reduce Downtime
By Chris Yates
In the world of modern data infrastructure, SQL databases remain the backbone of enterprise...
Forums
Single User SQL Server on Linux
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All the Costs of Downtime
Comments posted to this topic are about the item All the Costs of Downtime
How Well Does the MSSQL Extension in VSCode Work?
Comments posted to this topic are about the item How Well Does the MSSQL...
Question of the Day
Single User SQL Server on Linux
How can I start SQL Server on Linux in single-user mode to restore the master database?
See possible answers