Tag: sql

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The Dreaded SP_ Prefix

Added by 4 years ago

3.15K Views1 Comments

Aaron Bertrand explains what the SP_ prefix is and discusses the performance issues with using it when you call a stored procedure. He also mentions a blog post he wrote about the SP_ prefix, which can be found at SQLPerformance.com/sp_prefix.

SQL Server Query Tuning Best Practices – Part 1

Added by 4 years ago

10.61K Views1 Comments

SQL Server MVPs Aaron Bertrand and Kevin Kline begin their series on query tuning best practices. They go over some tips and tricks for writing queries. First, Kevin spends a little time on how to approach your ...

SQL Server Query Tuning Best Practices – Part 2

Added by 4 years ago

4.48K Views1 Comments

SQL Server MVPs Aaron Bertrand and Kevin Kline continue their series on query tuning best practices. Kevin starts by talking about what you should include in test harnesses for testing your SQL code and how to i...

Specifying the Schema

Added by 4 years ago

3.09K Views1 Comments

Aaron Bertrand and Kevin Kline discuss some of the advantages for specifying the schema when creating, altering and referencing objects. They discuss how specifying a schema can affect performance and how important it is for security. They also use demos to illustrate the importance.

A Better Way to Read Execution Plans Part 1

Added by 4 years ago

4.71K Views0 Comments

Kevin goes over how to do basic query tuning. Then he dives into 3 real world query tuning examples that are taken from Answers.SQLPerformance.com. The examples are SSMS vs. Plan Explorer, Massive MERGE, and the Case of the Log Shipping Mystery.

SQL Server Query Tuning Best Practices – Part 4

Added by 4 years ago

2.68K Views0 Comments

SQL Server MVPs Aaron Bertrand and Kevin Kline continue talking about query tuning best practices. In this video, they continue to discuss more patterns and anti-patterns. Aaron starts out by going over why you ...

SP_EXECUTESQL vs. EXEC(…)

Added by 4 years ago

3.68K Views0 Comments

Aaron Bertrand goes over the differences between SP_EXECUTESQL and EXEC(...). He also provides a demo to show why he likes one more than the other.

SQL Server Query Tuning Best Practices – Part 5

Added by 4 years ago

3.83K Views0 Comments

SQL Server MVPs Aaron Bertrand and Kevin Kline continue their series on query tuning best practices. In the webinar, they continue to discuss some additional patterns, things that do well and make your SQL code...

SQL Query Plan Analysis Made Easier

Added by 6 years ago

4.00K Views0 Comments

During this 1 hour webcast, Brent Ozar and Tim Ford provide an overview of what each DBA should consider with SQL Server query plans. Aaron Bertrand shows the capabilities within SQL Server Management Studio and then demonstrates how SQL Sentry Plan Explorer can make query plan analysis so much easier. Steve Wright expands on that theme by showing the integration points and enhanced capabilities with SQL Sentry Performance Advisor.

The “Kitchen Sink” Procedure

Added by 4 years ago

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Aaron Bertrand discusses the issues of using the “Kitchen Sink” procedure, which is a stored procedure with massive dynamic search parameters. He shows examples of why the procedure is bad and ways to work around it.

Plan Explorer Demo by Paul Randal (SQLskills)

Added by 6 years ago

3.33K Views0 Comments

Paul Randal of SQLskills shows how to analyze what's using space in tempdb, and provides an overview of how to use SQL Sentry Plan Explorer in the investigation. Immerse yourself in SQL Server with the SQLskills...

To MERGE or not to MERGE

Added by 4 years ago

2.75K Views0 Comments

Aaron Bertrand discusses the issues of using the MERGE statement. He also gives a few ways to avoid using it.

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