Home | Weblogs | Forums

Site Sponsored By: SQLDSC - SQL Server Desired State Configuration

SQL Server Lock Contention Tamed: The Joys Of NOLOCK and ROWLOCK

By Bill Graziano on 11 October 2000 | Tags: Locking

This must-read article, by Michael Balloni, discusses how SQL server locks tables and rows when UPDATE statements or SELECT statements occur. In a heavily hammered database, these locks can lead to slow performance and database errors. Michael also discusses two query-level locking options - NOLOCK and ROWLOCK - that can be used to give SQL Server some hints on how to deal with locking... which can dramatically increase your database's performance! A must read for those who run data-driven Web sites!

Link: SQL Server Lock Contention Tamed: The Joys Of NOLOCK and ROWLOCK

Related Articles

Application Locks (or Mutexes) in SQL Server 2005 (7 January 2008)

Introduction to Locking in SQL Server (12 December 2007)

Avoid Locking Conflicts (18 September 2000)

Row Locking (13 August 2000)

Other Recent Forum Posts

Query performance Call Center data (20h)

Looking for on Premises tool to read data from SQL logs and populate data warehouse (1d)

Possible SQL 2014 to 2016 Issue - Some Application Functions Slow/Failing (1d)

Working with multiple WHERE statements (1d)

Create a new field value that shows a difference in value from 2 fields (3d)

Hierarchy wise Sales Targets (3d)

Get the MaxDate in results (5d)

Switch Statement within a SSRS SQL Expression (6d)

Subscribe to SQLTeam.com

SQLTeam.com Articles via RSS

SQLTeam.com Weblog via RSS

- Advertisement -

Resources