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Troubleshooting Your First Low-performing T-SQL Query

by Jared Westover

Are your SQL queries running slower by the day? Does writing new queries make you worry? If so, this course is for you! You will discover valuable tools built into SQL Management Studio to aid in reducing query execution times.

What you'll learn

Perhaps you’re starting out or have been plagued by low-performing T-SQL queries for years. Maybe you have been appointed the new SQL expert, but your query tuning skills are lacking. In this course, Troubleshooting Your First Low-performing T-SQL Query, you will gain foundational knowledge of improving query performance.

First, you will hear what vital questions can be asked about a query, understanding the intent of what data your query is returning, which is paramount in improving performance. Then, you will learn the internals of how SQL Server stores and retrieves data.

Next, you will discover tools built into SQL Server Management Studio, which are vital for exploring the SQL Server internals.

Finally, you will explore several low-performing queries, utilizing your newly acquired skills to improve performance.

When you’re finished with this course, you will have the skills and knowledge necessary to consistently improve low-performing queries.

About the author

Jared Westover is a Microsoft Certified Solutions Expert in Data Management and Analytics. When he started his education, he didn’t consider any other field than computers. Jared has been working with technology for over 15 years. He focuses on SQL Server and finding ways to tell inspiring stories with raw data. Technology became his first love while working on a Tandy back in the ’80s. Undertaking an epic quest, Jared wanted nothing more than to design video games using C. Working with data giv... more

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