Kalen Delaney

Kalen Delaney has been working with SQL Server for over 26 years and provides SQL Server training and consulting to clients around the world. Her most recent book is SQL Server 2012 Internals (Microsoft Press).

Articles by Kalen Delaney
Is Perfect Software Possible?
Kalen discusses whether there should be a standard for the types of bugs or the number of bugs that are acceptable in a new product release.
SQL Server Makes Philanthropy Easy 2
Kalen discusses how the SQL Server MVP Deep Dives book, written by more than 50 SQL Server MVPs, benefits the War Child International Network.
How to 'Do' a SQL Server Conference Right
Kalen offers advice on deciding how to spend your time at the fall SQL Server conferences.
What Happens to Your Transaction Log in SIMPLE Recovery Model?
In this PASS Summit Unite 2009 Speaker Tip, Kalen Delaney explains how the transaction log behaves in the SIMPLE recovery model in SQL Server 2008.
Does Your Company Need a Full-Time DBA?
If your SQL Server environment doesn't require a full-time DBA, here's what you need to know to make sure you have someone with SQL Server knowledge on-call if necessary.
What’s a Little Education Worth?
As training numbers dip because of the economy, Kalen looks at what SQL Server training is worth.
Want the Latest SQL Server Features? Then Upgrade!
Kalen discusses how you can use features from the latest versions of SQL Server in older versions of SQL Server, and explains the benefit of having to upgrade in order to use new features.
Do You Need a Bit More Power, or 64 Bits? 2
Kalen discusses the benefits to running 64-bit SQL Server systems.
Should You Gather Performance Metrics Yourself?
Kalen explores whether you should collect performance data yourself or use a tool to do it.
Leave the Database Tuning to Us 2
The management data warehouse is useful for tuning queries and applications, but can it automate the database tuning process?
How Many DBAs Does It Take to Administer a Database? 1
What would happen if there was no one to administer SQL Server on a daily basis? Kalen explores how managed service providers can work in this scenario.
Clean Up Your SQL Server Databases 7
The January SQL Server 2008 Boooks Online (BOL) update revealed two stored procedures that previously weren't documented. Learn how you can use sp_clean_db_free_space and sp_clean_db_file_free_space to clean your database files.
Windows Server 2008 Changes Simplify SQL Server Clustering 2
Windows Server 2008 lets you configure the Distributed Transaction Coordinator (DTC) differently in clusters than in Windows Server 2003. Find out how these changes will affect your clustered SQL Server environment.
Multiserver Management with SQL Server 2008’s Central Management Server 1
Lara Rubbelke, who works for Microsoft in Minneapolis, told me one of her favorite SQL Server 2008 features is the Central Management Server (CMS).
Don't Assume It Works: Testing Your Application Before Deployment 3
Kalen points to two free tools that can help you load test your SQL Server applications.
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From the Blogs
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Apr 23, 2014
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SQL Server Management Studio 2014: Notes from the Field

SQL Server Management Studio (SSMS) is a complex application that does a ton of wonderful things and, with SSMS 2014, there are still a couple of quirks or issues that I hope that Microsoft addresses or corrects someday....More
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Apr 15, 2014
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Save Thousands in Licensing Costs for SQL Server AlwaysOn Availability Groups 1

Windows Server 2012 or Windows Server 2012 R2 Standard Edition is a great way to save thousands on licensing—and save yourself some serious headaches when deploying SQL Server AlwaysOn Availabiliity Groups....More
Apr 8, 2014
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NoSQL: Eventual Consistency Yields Major Flaws 2

While I believe that NoSQL can have some places where it legitimately makes sense, I also believe that NoSQL is also the patently wrong choice for a number of different types of applications or use cases....More
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