Postgresql: Difference between revisions

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Line 16: Line 16:
=Change view. One line per attribute=
=Change view. One line per attribute=
  \x on
  \x on
=exit=
=exit/quit=
  \q
  \q
=update=
=update=
  UPDATE users SET admin = 1 WHERE user_id = 14002;
  UPDATE users SET admin = 1 WHERE user_id = 14002;

Revision as of 09:14, 27 February 2020

psql

Connect to remote database:

export PGPASSWORD=password && psql --host=10.111.222.1 --port=5492 --username=user --no-password postgres

install psql

apt-get install freetds-bin

List databases

1

SELECT datname FROM pg_database;

2

\l

select database

\c testdb;

show tables

\dt

Change view. One line per attribute

\x on

exit/quit

\q

update

UPDATE users SET admin = 1 WHERE user_id = 14002;

Create database

CREATE DATABASE dbname OWNER username;

Delete database

DROP DATABASE dbname;

Import a database

psql username  -h hostname -d dbname < dump.sql

Create user

CREATE USER username WITH PASSWORD 'MYPASS';

Set super privileges

ALTER USER username WITH SUPERUSER;

List users

\du

Deleting user

DROP USER nomusr

Getting help

\? or \h