SQL Server OPTION RECOMPILE for Simple Queries
Learn about SQL Server OPTION RECOMPILE and if used on simple, frequently executed queries if it causes excessive CPU usage.
2025-01-08
Performance and Tuning
The Paradox of NOLOCK: How Dirty Reads Can Sometimes Be Cleaner
Every SQL Server developer has heard it: "Don't use NOLOCK in production!" But this common rule isn't as simple as it seems. Sometimes, what seems like a bad practice can actually be the right choice. Let's explain what NOLOCK really does in simple terms. When you use NOLOCK, you're telling SQL Server "just show me […]
2024-12-09
4,972 reads
Distributed Monoliths
What is a distributed monolith vs. a microservice architecture? Steve has a few thoughts today.
2024-12-06
151 reads
Should That Be One Update Statement or Multiple?
Let’s say we have a couple of update statements we need to run every 15 minutes in the Stack Overflow database, and we’ve built indexes to support them:
2024-11-20
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
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
115 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
Blogs
App-Consistent MongoDB Snapshots Across Multiple Pure Storage FlashArrays
Introduction When you’re running MongoDB at scale with data distributed across multiple Pure Storage...
PASS: Quantum Computing Slides
By Brian Kelley
If you're an attendee at the PASS Data Community Summit this year, there are...
A New Word: Dead Reckoning
By Steve Jones
dead reckoning– v. intr. finding yourself bothered by somebody’s death more than you would...
Forums
Looking for help with SQL statement
Hi there I am seeking some help with an SQL statement. Any help would...
Personal Contact Is Vital
Comments posted to this topic are about the item Personal Contact Is Vital
Getting the Schema for Tables
Comments posted to this topic are about the item Getting the Schema for Tables
Question of the Day
Getting the Schema for Tables
What happens when I run this on SQL Server 2022 in the AdventureWorks2022 database?
SELECT OBJECT_DEFINITION (OBJECT_ID(N'Person.Person')) AS [Object Definition]; GOSee possible answers