PostgreSQL: Difference between revisions
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==Getting Started== | |||
===Installation=== | |||
See [https://www.postgresql.org/download/ postgresql download] | |||
===Upgrading=== | |||
See [https://stackoverflow.com/questions/60409585/how-to-upgrade-postgresql-database-from-10-to-12-without-losing-data-for-openpro] | |||
# Backup old postgres cluster | |||
#: <pre>sudo su postgres</pre> | |||
#: <pre>psql_dumpall > export.sql</pre> | |||
# Install new postgresql version | |||
#: <pre>sudo apt install postgresql-13</pre> | |||
# Migrate database and configuration files | |||
## | |||
# Remove and cleanup old postgresql files | |||
## | |||
===Defaults=== | |||
To get into postgres for the first time: | |||
<pre> | |||
sudo -u postgres psql postgres | |||
</pre> | |||
==Users== | ==Users== | ||
<syntaxhighlight lang="postgres"> | <syntaxhighlight lang="postgres"> | ||
/* Create user */ | |||
CREATE USER myuser WITH ENCRYPTED PASSWORD 'mypass'; | CREATE USER myuser WITH ENCRYPTED PASSWORD 'mypass'; | ||
ALTER USER | |||
/* Give superuser */ | |||
ALTER USER myuser WITH SUPERUSER; | |||
</syntaxhighlight> | </syntaxhighlight> | ||