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Database dump hooks documentation (#225).
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--- | ||
title: How to backup your databases | ||
--- | ||
## Database dump hooks | ||
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If you want to backup a database, it's best practice with most database | ||
systems to backup an exported database dump, rather than backing up your | ||
database's internal file storage. That's because the internal storage can | ||
change while you're reading from it. In contrast, a database dump creates a | ||
consistent snapshot that is more suited for backups. | ||
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Fortunately, borgmatic includes built-in support for creating database dumps | ||
prior to running backups. For example, here is everything you need to dump and | ||
backup a couple of local PostgreSQL databases: | ||
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```yaml | ||
hooks: | ||
postgresql_databases: | ||
- name: users | ||
- name: orders | ||
``` | ||
Prior to each backup, borgmatic dumps each configured database to a file | ||
(located in `~/.borgmatic/`) and includes it in the backup. After the backup | ||
completes, borgmatic removes the database dump files to recover disk space. | ||
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Here's a more involved example that connects to a remote database: | ||
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```yaml | ||
hooks: | ||
postgresql_databases: | ||
- name: users | ||
hostname: database.example.org | ||
port: 5433 | ||
username: dbuser | ||
password: trustsome1 | ||
format: tar | ||
options: "--role=someone" | ||
``` | ||
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If you want to dump all databases on a host, use `all` for the database name: | ||
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```yaml | ||
hooks: | ||
postgresql_databases: | ||
- name: all | ||
``` | ||
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Note that you may need to use a `username` of the `postgres` superuser for | ||
this to work. | ||
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## Supported databases | ||
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As of now, borgmatic only supports PostgreSQL databases directly. But see | ||
below about general-purpose preparation and cleanup hooks as a work-around | ||
with other database systems. Also, please [file a | ||
ticket](https://torsion.org/borgmatic/#issues) for additional database systems | ||
that you'd like supported. | ||
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## Database restoration | ||
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borgmatic does not yet perform integrated database restoration when you | ||
[restore a backup](http://localhost:8080/docs/how-to/restore-a-backup/), but | ||
that feature is coming in a future release. In the meantime, you can restore | ||
a database manually after restoring a dump file in the `~/.borgmatic` path. | ||
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## Preparation and cleanup hooks | ||
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If this database integration is too limited for needs, borgmatic also supports | ||
general-purpose [preparation and cleanup | ||
hooks](https://torsion.org/borgmatic/docs/how-to/set-up-backups/). These | ||
hooks allows you to trigger arbitrary commands or scripts before and after | ||
backups. So if necessary, you can use these hooks to create database dumps | ||
with any database system. | ||
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## Related documentation | ||
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* [Set up backups with borgmatic](https://torsion.org/borgmatic/docs/how-to/set-up-backups/) | ||
* [Add preparation and cleanup steps to backups](https://torsion.org/borgmatic/docs/how-to/add-preparation-and-cleanup-steps-to-backups/) | ||
* [Inspect your backups](https://torsion.org/borgmatic/docs/how-to/inspect-your-backups/) | ||
* [Restore a backup](http://localhost:8080/docs/how-to/restore-a-backup/) |
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from setuptools import find_packages, setup | ||
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VERSION = '1.3.27.dev0' | ||
VERSION = '1.4.0' | ||
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setup( | ||
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