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Update postgresql with install info

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Edgar P. Burkhart 2022-08-22 18:55:16 +02:00
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@ -1,5 +1,5 @@
--- ---
title: "Postgresql" title: "PostgreSQL"
weight: 1 weight: 1
# bookFlatSection: false # bookFlatSection: false
# bookToc: true # bookToc: true
@ -9,8 +9,18 @@ weight: 1
# bookSearchExclude: false # bookSearchExclude: false
--- ---
# Postgresql # PostgreSQL
*On this page, `$` means the command must be run as a user with adequate rights such as the `postgresql` user.*
*On this page, `$` means the command must be run as a user with adequate rights such as the `postgres` user.*
## Installation
### Archlinux
On archlinux, PostgreSQL can be installed using the `postgresql` package from `[extra]`.
Major PostgreSQL upgrades are breaking. Instructions from the [official documentation](https://www.postgresql.org/docs/current/upgrading.html) should be followed.
Upgrades can be prevented by adding `postgresql` and `postgresql-libs` to `IgnorePkg` in `/etc/pacman.conf`.
## Filesystem preparation ## Filesystem preparation
In case a Btrfs filesystem is used, Copy-on-Write should be disabled first. In case a Btrfs filesystem is used, Copy-on-Write should be disabled first.
@ -22,7 +32,7 @@ The database can be initialized using the following command. Locale defaults to
$ initdb --locale C.UTF-8 --encoding=UTF8 -D /var/lib/postgres/data --data-checksums $ initdb --locale C.UTF-8 --encoding=UTF8 -D /var/lib/postgres/data --data-checksums
``` ```
Postgresql can then be started using the `postgresql` systemd service. PostgreSQL can then be started using the `postgresql` systemd service.
## Usage ## Usage
### Creating users ### Creating users