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PostgreSQL 16 Administration Cookbook

You're reading from   PostgreSQL 16 Administration Cookbook Solve real-world Database Administration challenges with 180+ practical recipes and best practices

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Product type Paperback
Published in Dec 2023
Publisher Packt
ISBN-13 9781835460580
Length 636 pages
Edition 1st Edition
Languages
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Authors (5):
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Boriss Mejías Boriss Mejías
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Boriss Mejías
Jimmy Angelakos Jimmy Angelakos
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Jimmy Angelakos
Simon Riggs Simon Riggs
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Simon Riggs
Gianni Ciolli Gianni Ciolli
Author Profile Icon Gianni Ciolli
Gianni Ciolli
Vibhor Kumar Vibhor Kumar
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Vibhor Kumar
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Toc

Table of Contents (15) Chapters Close

Preface 1. First Steps 2. Exploring the Database FREE CHAPTER 3. Server Configuration 4. Server Control 5. Tables and Data 6. Security 7. Database Administration 8. Monitoring and Diagnosis 9. Regular Maintenance 10. Performance and Concurrency 11. Backup and Recovery 12. Replication and Upgrades 13. Other Books You May Enjoy
14. Index

Adding/removing schemas

Separating groups of objects is a good way of improving administrative efficiency. You need to know how to create new schemas and remove schemas that are no longer required.

How to do it…

To add a new schema, issue this command:

CREATE SCHEMA sharedschema;

If you want that schema to be owned by a particular user, then you can add the following option:

CREATE SCHEMA sharedschema AUTHORIZATION scarlett;

If you want to create a new schema that has the same name as an existing user so that the user becomes the owner, then try this:

CREATE SCHEMA AUTHORIZATION scarlett;

In many database systems, the schema name is the same as that of the owning user. PostgreSQL allows schemas that are owned by one user to have objects owned by another user within them. This can be especially confusing when you have a schema that has the same name as the owning user. To avoid this, you should have two types of schema: schemas that are named...

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