How to Revoke INSERT Permission on a Table in SQL?

Revoking INSERT Permission on a Table

Write a SQL query to revoke INSERT permission on a table from a user.

Solution:

-- Revoke INSERT permission on the Orders table from a user.
REVOKE INSERT ON Orders FROM UserB;

Explanation:

• Purpose of the Query :
• The goal is to demonstrate how to revoke INSERT permission on a table from a specific user.
• Key Components :
• REVOKE INSERT: Removes the ability to insert data into the specified table.
• ON Orders: Specifies the table being restricted.
• FROM UserB: Specifies the user losing the permission.
• Why Revoke Permissions? :
• Revoking permissions ensures that users do not have unnecessary access, reducing security risks.
• It helps maintain data integrity and compliance.
• Real-World Application :
• In an e-commerce system, revoking INSERT permissions prevents unauthorized order creation.

Additional Notes:

• Revoking permissions does not delete existing data but restricts future actions.
• Use auditing tools to track revoked permissions.
• Important Considerations:
• Ensure that revoking permissions does not disrupt legitimate workflows.

For more Practice: Solve these Related Problems:

• Write a SQL query to revoke INSERT permission on the Inventory table from a user named "Intern".
• Write a SQL query to revoke INSERT permission on the Transactions table from a role named "Guests".
• Write a SQL query to revoke INSERT permission on the Employees table from all users in a specific role.
• Write a SQL query to revoke INSERT permission on multiple tables at once for a specific user.

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Previous SQL Exercise: Granting SELECT Permission on a Table.
Next SQL Exercise: Granting EXECUTE Permission on a Stored Procedure.