How to Change a PostgreSQL User’s Password?

Change a User’s Password

Write a PostgreSQL query to update the password for the user app_user to a new value.

Solution:

-- Change the user's password
ALTER USER app_user WITH PASSWORD 'NewSecurePass456';

Explanation:

• Purpose of the Query:
• Changes the password of an existing user.
• Key Components:
• ALTER USER app_user: Targets the specific user.
• WITH PASSWORD 'NewSecurePass456': Assigns a new password.
• Real-World Application:
• Password rotation is an essential security practice.

Notes:

• Password changes should be enforced periodically for security.

For more Practice: Solve these Related Problems:

• Write a PostgreSQL query to update the password for the user marketing_lead and force a password history check.
• Write a PostgreSQL query to change the password for the user finance_manager ensuring it includes at least one numeric character.
• Write a PostgreSQL query to modify the password for the user support_agent and log the change timestamp in a separate audit table.
• Write a PostgreSQL query to update the password for the user ceo_account and notify a security trigger upon change.

Go to:

• PostgreSQL User and Role Management Queries Exercises Home. ↩
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