How to Lock a PostgreSQL User Account?

Lock a User Account

Write a PostgreSQL query to disable the login capability for inactive_user.

Solution:

-- Lock a user account
ALTER ROLE inactive_user NOLOGIN;

Explanation:

• Purpose of the Query:
• Prevents inactive_user from logging in.
• Key Components:
• ALTER ROLE inactive_user NOLOGIN: Disables authentication.
• Real-World Application:
• Useful for suspending inactive users.

For more Practice: Solve these Related Problems:

• Write a PostgreSQL query to lock a user account and set an expiration date for the lockout period.
• Write a PostgreSQL query to disable a user's login and immediately send a notification to the system administrator.
• Write a PostgreSQL query to lock multiple user accounts that have not been active for a specified time period.
• Write a PostgreSQL query to disable login for a user and check if the account is already locked before applying the change.

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Previous PostgreSQL Exercise: Remove a User.