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geolab: PostGIS Server Manual

·1 min

created: 26/09/2023
updated: 26/09/2023

start/stop PostgreSQL server #

sudo systemctl start postgresql
sudo systemctl stop postgresql

connect to server with psql #

as superadmin postgres:

psql -h localhost -U postgres -W postgres
psql (13.4)
Type "help" for help.

  • -h for hostname
  • -U for username
  • -W to prompt for password
  • postgres at the end is the name of the database to connect to

psql commands #

  • \? to display psql commands help
  • \dg to list roles to see other users you can login as
  • \l to list databases to see other databases you can connect to
  • \c mydb to connect to a database called “mydb”
  • \dn to list schemas in the current database
  • \dt myschema.* to list tables in the schema called “myschema”
  • \dv to list views

update the search_path to have \dt list tables in your schema without specifying it:

SET search_path TO myschema, public;
SHOW search_path;