linux postgresql create user code example

Example 1: psql create user

# https://www.postgresql.org/docs/8.0/sql-createuser.html
CREATE USER <username> WITH PASSWORD '<password>' VALID UNTIL '<date here>';

Example 2: useradd postgres

sudo -u postgres psqlpostgres=# create database mydb;postgres=# create user myuser with encrypted password 'mypass';postgres=# grant all privileges on database mydb to myuser;