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PostgreSQL 10 Administration Cookbook - Fourth Edition

You're reading from  PostgreSQL 10 Administration Cookbook - Fourth Edition

Product type Book
Published in May 2018
Publisher Packt
ISBN-13 9781788474924
Pages 576 pages
Edition 4th Edition
Languages
Toc

Table of Contents (14) Chapters close

Preface 1. First Steps 2. Exploring the Database 3. 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

The PostgreSQL superuser

In this recipe, you will learn how to grant right to a user to become a superuser.

A PostgreSQL superuser is a user that can do anything in the database, regardless of what privileges it has been granted. Many cloud databases do not allow this level of privilege to be granted. It is normal to place strict controls on users of this type.

How to do it...

  1. A user becomes a superuser when it is created with the SUPERUSER attribute set:
CREATE USER username SUPERUSER;
  1. A user can be deprived of its superuser status by removing the SUPERUSER attribute, using this command:
ALTER USER username NOSUPERUSER;
  1. A user can be restored to superuser status later, using the following command:
ALTER USER username...
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