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PostgreSQL 10 Administration Cookbook - Fourth Edition
book

PostgreSQL 10 Administration Cookbook - Fourth Edition

by Simon Riggs, Gianni Ciolli
May 2018
Intermediate to advanced content levelIntermediate to advanced
576 pages
30h 25m
English
Packt Publishing
Content preview from PostgreSQL 10 Administration Cookbook - Fourth Edition

Writing a script that either succeeds entirely or fails entirely

Database administration often involves applying a coordinated set of changes to the database. One of PostgreSQL's great strengths is the transaction system, wherein almost all actions can be executed inside a transaction. This allows us to build a script with many actions that will either all succeed or all fail. This means that if any of these actions fail, then all the other actions in the script are rolled back and never become visible to any other user, which can be critically important on a production system. This property is referred to as atomicity in the sense that the script is intended as a single unit that cannot be split, and this is the meaning of the A in the ...

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Publisher Resources

ISBN: 9781788474924Supplemental Content