How to Create a PostgreSQL User with a Password

Create a User with a Password

Write a PostgreSQL query to create a new user named app_user with a password.

Solution:

-- Create a user with a password
CREATE USER app_user WITH PASSWORD 'securePass123';

Explanation:

• Purpose of the Query:
• Creates a new user (app_user) and assigns a password.
• Key Components:
• CREATE USER app_user: Defines a new user.
• WITH PASSWORD 'securePass123': Sets a password for authentication.
• Real-World Application:
• Necessary for applications that require database authentication.

Notes:

• The password should be strong and stored securely.
• PostgreSQL can enforce password policies (e.g., expiration, complexity).

For more Practice: Solve these Related Problems:

• Write a PostgreSQL query to create a user named dev_user with a password that requires a reset on the next login.
• Write a PostgreSQL query to create a user named audit_user with a strong password policy enforced.
• Write a PostgreSQL query to create a user named hr_manager with a password that never expires.
• Write a PostgreSQL query to create a user named api_service with a password that is stored in encrypted format.

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• PostgreSQL User and Role Management Queries Exercises Home. ↩
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