Developed a targeted feature for the juspay/diesel repository, introducing skip_update support to the #[derive(AsChangeset)] macro in Rust. This enhancement allows developers to selectively exclude specific fields from SQL UPDATE statements by using a new skip_update attribute, providing finer control over database writes and reducing unnecessary updates. The work leveraged advanced Rust macro techniques and deep understanding of database ORM patterns to improve both performance and maintainability for Diesel users. Over the course of one month, the contribution focused on feature delivery rather than bug fixes, demonstrating proficiency in Rust, macro development, and database schema management within an open-source context.