postgres user change password code example

Example 1: alter user password postgres

ALTER USER user_name WITH PASSWORD 'new_password';

Example 2: create password for user in postgres

ALTER USER davide WITH PASSWORD 'hu8jmn3';

Example 3: postgresql user permissions to database

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

Example 4: postgresql user permissions to database

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