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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

How to do it…

To perform a differential physical backup, you can use rsync to compare the existing files against the previous full backup, and then overwrite only the changed data blocks. It's a bad plan to overwrite your last backup because, if the new backup fails, you are left without backups. Therefore, keep two or more copies. An example backup schedule can be as follows:

Day of the week Backup set 1 Backup set 2

Sunday

New full backup to set 1

New full backup to set 2

Monday

Differential to set 1

Differential to set 2

Tuesday

Differential to set 1

Differential to set 2

Wednesday

Differential to set 1

Differential to set 2

Thursday

Differential to set 1

Differential to set 2

Friday

Differential ...

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Publisher Resources

ISBN: 9781788474924Supplemental Content