12 Ways To Rewrite SQL Queries for Better Performance
Bert Wagner summarizes 12 techniques he's learned over time, from trial and error, for rewriting queries to improve performance.
2019-05-31
Query performance
SQL Server Plan Cache Limits
Erin Stellato explains the limits on both plan cache size, and number of entries. If you’re seeing plan cache bloat due to an ad hoc workload, take note of the space consumed by your plan cache and consider enabling the optimize for ad hoc setting.
2019-05-31
Scalar Functions with Query Plans: Not all is obvious!
Scalar functions in Query Plans just don't always show the whole story!
2018-06-04
910 reads
Monitor Query Performance Using Query Store in SQL Server
The Query Store captures a history of queries, execution plans, and runtime statistics, which persist within SQL Server and can be reviewed later.
2018-04-12
4,214 reads
Techniques For Improving SQL Query Performance - Indexing, Parameterization and Partitioning
You are tasked with examining poor performance for queries on a certain table, or range of tables. Perhaps a sales report is timing out or running unacceptably slow; perhaps your web application is failing to return the result set before the application timeout is reached. You need to find out what's causing the bottleneck, and optimize either the queries used, the table schemata, or both.
2013-09-06
6,400 reads
Blogs
SQL Server is Slow, part 3 of 4
By Kevin3NF
In parts 1 and 2 of this series, we’ve gathered info and done the...
AI Model Size, Parameters and Download
By Steve Jones
At SQL Saturday Boston 2025, I gave a presentation on local LLMs and there...
Expanding Your DBA Horizons: Installing PostgreSQL in a Home Lab
By gbargsley
Are you diversifying your DBA skillset? My recent job search made one thing clear:...
Forums
caught off guard by some greek lettering in a warehouse feed
Hi we run 2019 standard. Our warehouse's ssis based etl is klunky but so...
Unlocking High-Concurrency Inserts in SQL Server with OPTIMIZE_FOR_SEQUENTIAL_KEY
Comments posted to this topic are about the item Unlocking High-Concurrency Inserts in SQL...
Vector Datatype
Comments posted to this topic are about the item Vector Datatype
Question of the Day
Vector Datatype
The new Vector datatype in SQL Server 2025 is a binary type that has a few parameters. What parameters are required?
See possible answers