Harin Vadodaria focused on improving privilege management in the percona/percona-server repository by addressing a bug related to the REVOKE and REVOKE ALL commands under restriction conditions. Using C++ and SQL, Harin refined the logic to ensure consistent application of privilege revocation, specifically resolving an error where revoking EXECUTE could result in an access denied message. The solution included the development of comprehensive tests to validate correct behavior across multiple scenarios, enhancing regression safety. This work improved the reliability and predictability of privilege revocation, reduced administrative friction, and strengthened the security posture of database systems through careful bug fixing and testing.