Tag: performance

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Temporary Structures

Added by 5 years ago

2.58K Views0 Comments

Kevin Kline discusses how the two types of temporary objects behave. He also shares some information on what they are good at and what they are not good at.

Exploring SQL Server’s Plan Cache

Added by 3 years ago

2.62K Views0 Comments

SQL Server’s plan cache is one of the largest regions of memory and is used to store SQL and T-SQL code for quick execution. It is largely self-maintaining and self-tuning. However, the kind of code you write and the way you invoke that code can have an enormous impact on how the plan cache is maintained, tuned, and optimized.

Execution Plan Self-Destruct

Added by 5 years ago

2.69K Views0 Comments

Kevin Kline discusses how SQL Server wants to reuse execution plans but there are issues that can cause execution plans to never be reused. He also shares some examples of how to fix these issues which will help improve SQL Server performance.

Transitive Property of Indexes

Added by 4 years ago

2.94K Views0 Comments

In this video, Kevin Kline discusses the transitive property of indexes. He starts out by discussing how the transitive property works in algebra. Then he shares how the transitive property in algebra can be applied to Microsoft SQL Server.

SQL Server Query Tuning Best Practices – Part 4

Added by 5 years ago

3.12K 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 ...

Run Reports

Added by 2 years ago

3.19K Views0 Comments

This video is part of the Getting Started Series found on the SQL Sentry client software start page. These videos are intented to give you a basic understanding of some of the features of the product. This video will ...

Users and Groups

Added by 2 years ago

3.27K Views0 Comments

This video is part of the Getting Started Series found on the SQL Sentry client software start page. These videos are intented to give you a basic understanding of some of the features of the product. This video will ...

To MERGE or not to MERGE

Added by 5 years ago

3.28K Views0 Comments

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

SQL Server Query Tuning Best Practices – Part 3

Added by 5 years ago

3.32K Views0 Comments

SQL Server MVPs Aaron Bertrand and Kevin Kline continue their series on query tuning best practices. They discuss how to build a Transact-SQL test harness to provide stability and predictability to your code. Th...

Ad-Hoc Sets

Added by 5 years ago

3.51K Views0 Comments

Aaron Bertrand goes over how to generate Ad-Hoc Sets efficiently. He shows examples of how to generate them using recursive CTEs, system tables and number tables and shows which way has the best performance.

Implicit Conversions

Added by 5 years ago

3.66K Views0 Comments

Kevin Kline goes over implicit conversions in SQL Server. He discusses what an implicit conversion is, traps that people fall into with implicit conversions and gives a demo on avoiding implicit conversions. ...

Specifying the Schema

Added by 4 years ago

3.68K 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.

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