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Summary

Completed

In this module, you've learned how PostgreSQL handles queries. You've learned about the parser, rewriter, planner, and executor. You've also learned how to display the execution plan using the EXPLAIN statement.

Now that you've completed this module, you're able to:

• Identify the query processing components
• Understand EXPLAIN

For more information about the topics covered in this module, see:

• PostgreSQL: Documentation: 14: 14.1. Using EXPLAIN

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