Writing a new session/Preparing for SQL Saturday Chicago

So, I’m presenting a session at SQL Saturday Chicago on March 23, 2019. This is a new session, called Performance...

CTRL + F in SSMS execution plans

I just discovered this the other day and I had to share it.

First, we need a query in Management...

SSMS tip: Splitting the same query window

This is a trick I use in SQL Server Management Studio at least once a week.
Today’s scripts will be screenshots...

It’s always parameter sniffing: Line Endings

Combining a few themes of recent posts today. I’ll mix in some sp_executesql, it’s always parameter sniffing, and the plan...

A short guide to sp_executesql

Last week I talked about single use plans. One way to increase execution plan re-use is to parameterize queries by...

Database context and compatibility level

To add onto yesterday’s post about which cardinality estimator (CE) your query will use, there’s an additional complexity. This specifically...

Which cardinality estimator (CE) was used in my query?

SQL Server 2008 is reaching end of support this year, so upgrading your SQL Server might be on your mind....

Optimize for ad hoc VS sp_executesql?

Happy Friday! We made it. Here’s something I came across while testing optimize for ad hoc for this week’s blog...

Memory grants 7: DISTINCT (Distinct Sort)

The series is alive! It’s been a while since I last talked about memory grants. Don’t worry, I still care...

Optimize for ad hoc VS single use plans

Yesterday’s post talked about single use plans. The statements I’m using are also called ad hoc queries. The alternative to...