PostgreSQL how to create user via createuser utility

Colleagues hello to all.

In today's article, we'll talk about how to create users in a PostgreSQL database using the createuser utility. In PostgreSQL, you can create a large number of users, and usernames must consist of letters and numbers.

Article content:

1. Create a user using the createuser utility.

1. Creating a user using the createuser utility.

1.1. Creating a simple database user.

$. createuser inzhener --login --pwprompt

1.2. Create a user and assign him the right to create databases.

$. createuser inzhener --createdb --pwprompt

1.3. Create a user and assign him the right to create users in the database.

$. createuser inzhener --createrole --pwprompt

1.4. Create a super user.

$. createuser inzhener --superuser --pwprompt

1.5. Create a user and assign him the right to create backups and the ability to implement replication.

$. createuser inzhener --replication --pwprompt

Thank you all, I hope that my article helped you in some way.