How to Read an Execution Plan: Databases for Developers: Performance #1
Автор: The Magic of SQL
Загружено: 2020-05-27
Просмотров: 81509
An execution plan is one of the core tools for analyzing SQL performance.
But how do you get one? And how do you make sense of it once you've got one?
Watch this video to learn how to get and understand plans using Oracle SQL Developer.
For more on execution plans, read:
How to Readn an Execution Plan: https://blogs.oracle.com/oraclemagazi...
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The Magic of SQL with Chris Saxon
Copyright © 2018 Oracle and/or its affiliates. Oracle is a registered trademark of Oracle and/or its affiliates. All rights reserved. Other names may be registered trademarks of their respective owners. Oracle disclaims any warranties or representations as to the accuracy or completeness of this recording, demonstration, and/or written materials (the “Materials”). The Materials are provided “as is” without any warranty of any kind, either express or implied, including without limitation warranties or merchantability, fitness for a particular purpose, and non-infringement.
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