Query-Performance

Category: query-performance

Wildcard vs Regular Expressions - Lucene Query in Azure Search

Wildcard vs Regular Expressions - Lucene Query in Azure Search

on October 25, 2016

Sometimes clever developers let you try out cloud services with very little work on your part. This is one of those times - get ready for “Playing with Azure Search: No Installation Required.”

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Where do You Get Your Creativity? (Dear SQL DBA Episode 20)

Where do You Get Your Creativity? (Dear SQL DBA Episode 20)

on October 20, 2016

As a database administrator or developer, you’ll get into trouble fast if you try to force all your code and processes into a database shaped hole. You have to be creative when you problem solve  – and when you communicate! So how do you cultivate creativity?

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Books to Learn SQL Server Performance Tuning and Database Design

Books to Learn SQL Server Performance Tuning and Database Design

By Kendra Little on October 11, 2016

I get a lot of requests about which books are helpful to learn performance tuning and database design. I totally get that – I still like learning with books. It doesn’t mean training videos or blogs are any less cool. They can all work together.

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Can I Use Statistics to Design Indexes? (Dear SQL DBA Episode 18)

Can I Use Statistics to Design Indexes? (Dear SQL DBA Episode 18)

By Kendra Little on October 6, 2016

Should you look at automatically created statistics on  your tables in SQL Server to help you design better indexes? Learn why in this 20 minute video, or subscribe to the Dear SQL DBA podcast.

No time to watch? Scroll on down, everything is written in article form below the video.

Here’s this week’s question:

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Track Query Tuning Progress and History in Plan Explorer

Track Query Tuning Progress and History in Plan Explorer

on October 4, 2016

As you tweak and test queries, it’s awfully useful to see how the performance has changed.

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Setting up Free Blocking Alerts and Deadlock Monitoring (Dear SQL DBA Episode 17)

Setting up Free Blocking Alerts and Deadlock Monitoring (Dear SQL DBA Episode 17)

What tools in SQL Server will notify you about blocking and help track the queries behind your toughest blocking and deadlocking problems?

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Measuring Query Duration: SSMS vs SQL Sentry Plan Explorer

Measuring Query Duration: SSMS vs SQL Sentry Plan Explorer

Every query tuner wants to explain exactly how much faster we made a query.

But sometimes SQL Server Management Studio adds noticeable overhead to the query duration. For relatively fast queries that return more than a few rows, just the overhead of displaying the results can skew your duration metric.

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