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
954 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
Are Blogs Still Relevant? I Think They Still Are.
As for me, I'll keep writing whenever time permits. I don't expect every post...
Reading Blogs: T-SQL Tuesday #204
By Steve Jones
This is an interesting invitation this month. Jeff Ianucci is a new host, and...
Are Blogs Still Relevant? - T-SQL Tuesday #204
By alevyinroc
T-SQL Tuesday is a monthly blog party hosted by a different community member each...
Forums
Pay for Performance
Comments posted to this topic are about the item Pay for Performance, which is...
Slow - Linked server query
Hi I have this slow query that is pulling data from a linked server....
Too Many Choices
Comments posted to this topic are about the item Too Many Choices
Question of the Day
Too Many Choices
I have a table, dbo.MasterBrands, with this data:
BrandID OfficialName 1 Samsung 2 Apple 3 Microsoft 4 Adidas 5 Coca-ColaI run this query. What is returned for Coca-Cola?
SELECT CHOOSE(BrandID, 'Conglomerate', 'Tech and Design', 'Desktop', 'Apparel') FROM dbo.MasterBrands;See possible answers