How to Read an Execution Plan: Databases for Developers: Performance #1

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/oraclemagazine/how-to-read-an-execution-plan

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The Magic of SQL with Chris Saxon

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