Kalen Delaney

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
Using Table Partitions to Archive Old Data in OLTP Environments 1
If you have a large OLTP database, it might make sense to move less frequently accessed data onto cheaper storage with less frequent backups. Learn how to use table partitions to archive old data in an OLTP environment.
pile of logs in the mountains
How Simple Is Logging?
A look at SQL Server's three recovery models (i.e., SIMPLE recovery, BULK_LOGGED recovery, and Full recovery) and how each of them logs data.
Welcome to (SQL Server) 2011 5

A new release of SQL Server is due out this year, and if you follow blogs or tweets or check Microsoft’s SQL Server website, you might have seen mention of the new version, code-named “Denali” (in keeping with the US National Park theme). Unofficial word is that this release will be called SQL Server 2011 when it’s launched.

Measuring Expertise: The New SQL Server MCM Program 4
The revised Microsoft Certified Master (MCM) in SQL Server requirements offer more opportunities for SQL Server professionals to become MCM certified. But will the new exams ensure that only qualified SQL Server professionals become MCMs?
SQL Server Terms: What's in a Name?
When talking about relational databases, does it matter which terms you use to describe an object as long as the meaning is fully understood?
How Much Social Networking Is Too Much? 3
Kalen explores the best place to post technical information on social media networks.
Is Failure an Option? 2
Kalen explores whether a version of SQL Server can be considered a failure if its missing features that were supposed to be in it.
Disseminating SQL Server Information 8
How can we ensure that everyone can find the SQL Server information they need?
Why Learn About SQL Server Internals? 2
Should you learn SQL Server internals? If you're interested in how SQL Server really works, you should.
Do You Have a Free Saturday? 5
Kalen explores the popularity of attending and speaking at the SQL Saturday events.
Ask Me About What I Know 1
Ask Kalen anything about SQL Server internals and working with current versions of SQL Server. She's more interested in technical deep dives and less interested in predicting the future of database administration.
How Will Cloud Computing Affect Your Programming and Management Practices? 4
So how might working in the cloud change your practices? What would you do differently if you had no access to the physical storage mechanisms and no ability to do any kind of system configuration, monitoring, or tuning?
Could Piracy Limit Sources of SQL Server Help? 10
Kalen addresses the consequences that come with people referencing pirated electronic copies of SQL Server books rather than purchasing the books.
The Value of an MVP 7
Kalen looks at the Microsoft MVP Summit and discusses what makes an MVP valuable, as well as what's valuable to an MVP.
How Did We Get Here?
Kalen looks back at the three events and decisions that impacted the course of her professional life.

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From the Blogs
Mar 14, 2015
Commentary

For Data Quality, Intelligent Rules Add Value to the Golden Record 5

The quest for the Golden Record to achieve a single, accurate and complete version of a customer record is worth the pursuit to attain survivorship. Record matching and consolidation are only the beginning. Melissa Data takes a new approach. Learn how to apply intelligent rules based on reference data to make smarter and better decisions for data cleansing....More
Mar 12, 2015
blog

AlwaysOn Availability Groups and SQL Server Jobs, Part 20: Avoiding Backup Fragmentation

On SQL Servers where Availability Groups (or Mirroring) isn’t in play, I typically recommend keeping a combination of on-box backups along with copying said backups off-box as well. Obviously, keeping databases AND backups on the SAME server is the metaphorical equivalent of putting all of your eggs in one basket – and therefore something you should avoid like the plague....More
Mar 6, 2015
blog

AlwaysOn Availability Groups and SQL Server Jobs, Part 19: Availability Group Database Backups

One of the biggest strengths of AlwaysOn Availability Groups is that they allow DBAs to address both high availability and disaster recovery concerns from a single set of tooling or interfaces. But, this doesn’t mean that you won’t still need backups....More
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