PostgreSQL
- PostgreSQL connect to database using psql
- List all databases in PostgreSQL
- pg_ctl
- Creating user in PostgreSQL
- PostgreSQL Create Database
- PostgreSQL Delete a Database
- Backup PostgreSQL Database
- PostgreSQL Export table into CSV file
- Run PostgreSQL in Docker
- postgresql.service: The name org.freedesktop.PolicyKit1 was not provided by any .service files
- https://www.pgbouncer.org/
To install PostgreSQL on Ubuntu/Debian, run
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apt-get install -y postgresql |
Start it with
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service postgresql start |
By default user “postgres” have full access on PostgreSQL. To create a user, run
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su postgres createuser -P USERNAME |
To create database, run
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createdb -T template0 -E UTF8 -O USERNAME DBNAME |
You can see help with
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postgres@ok-vm:~$ createdb --help createdb creates a PostgreSQL database. Usage: createdb [OPTION]... [DBNAME] [DESCRIPTION] Options: -D, --tablespace=TABLESPACE default tablespace for the database -e, --echo show the commands being sent to the server -E, --encoding=ENCODING encoding for the database -l, --locale=LOCALE locale settings for the database --lc-collate=LOCALE LC_COLLATE setting for the database --lc-ctype=LOCALE LC_CTYPE setting for the database -O, --owner=OWNER database user to own the new database -T, --template=TEMPLATE template database to copy -V, --version output version information, then exit -?, --help show this help, then exit Connection options: -h, --host=HOSTNAME database server host or socket directory -p, --port=PORT database server port -U, --username=USERNAME user name to connect as -w, --no-password never prompt for password -W, --password force password prompt --maintenance-db=DBNAME alternate maintenance database By default, a database with the same name as the current user is created. Report bugs to <pgsql-bugs@postgresql.org>. postgres@ok-vm:~$ |