Kathi Kellenberger

Kathi Kellenberger is a Sr. Consultant with Pragmatic Works. She is an author, speaker and trainer.
  • Interests: Walking, running, grandchildren!

Doing the Right Thing

From the time you rise in the morning until you close your eyes at night, your day is filled with thousands of small decisions, many that you don’t even think about. For each decision that you make, there is a probably a good choice and a poor choice available. Most of the time, the good […]

2019-01-28

99 reads

PASS Summit 2018 Recap

This year, PASS celebrated the 20th PASS Summit. As it has been many times, this year’s Summit was held in Seattle. PASS Summit has visited other locations such as Orlando and Charlotte, but, at least to me, it feels like home when it’s hosted in Seattle. For those of us who have participated for many […]

2018-11-19

20 reads

Explaining Our Professions to Our Parents

Have you ever had a difficult time explaining what your job entails to your parents or other family members? You may be working in a field that didn’t exist 20 years ago, such as mobile device development, or your job may be so specialized that non-technical people will never understand. Now that my job title […]

2018-11-05

75 reads

What Should You Look for in a SQL Monitoring Tool?

Performance is a common reason to monitor SQL Server. The work day of a database administrator is often interrupted with unexpected calls about slowness in applications or reports. But, how does the performance today compare to the performance last week or last month? Can the root cause of the issue be traced to the database […]

2018-10-08

32 reads

SQL Server Gets Smarter and Smarter

With each recent version of SQL Server, Microsoft has added features that can be used to improve query performance with much less effort than traditional index and query tuning require. First was Query Store, introduced with 2016. When enabled, this feature allows you to easily find regression in query performance due to changing execution plans. […]

4.5 (2)

2018-05-21

55 reads

SQL Community

Back in my early days as a database administrator, almost 16 years ago, I happened upon a web site called SQL Server Central. Because I found so many useful articles and forum posts, the site was open in my browser at work every single day. It was a great source of information, and eventually, I […]

4 (3)

2018-04-23

47 reads

So Many Choices with SQL Server

There was a day when you didn’t have many decisions to make about a new SQL Server instance. You had to choose from a few editions and two licensing models: per proc or server cal. It wasn’t long ago that SQL Server would almost always be installed on a physical server on premises, and the […]

2018-03-26

61 reads

Blogs

Are You a Diverse User Group or Event?

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One of the things that I’ve seen crop up at various points in my...

Daily Coping 18 Jun 2021

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I started to add a daily coping tip to the SQLServerCentral newsletter and to...

When Read Committed Snapshot Goes Bad – Version Store Filling TempDB

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We all had those calls, it’s the middle of the night and we get...

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UniqueIdentifier as Primary Key, non-clustered index, fragmentation issue

By oRBIT

I've been working a little bit with a few tables here, they've got "CreatedDate"...

Multiple deadlocks occuring on simultaneous deletions from temporal table

By zoggling

We have a stored procedure which is attempting to delete 1-2 rows at a...

Foreign key for Xml Datatype

By IT researcher

Is foreign key constraint possible in xml data type? OR Is it possible to...

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