Yuli contributed to the influxdata/iceberg-rust repository by implementing schema removal functionality within table metadata, enabling safer schema evolution while maintaining the integrity of the current schema. Using Rust and applying data engineering principles, Yuli introduced a RemoveSchemas variant to the TableUpdate enum and developed the remove_schemas method in TableMetadataBuilder. This approach ensured that only non-current schemas could be removed, with all removals logged for traceability and governance. The work laid a foundation for dynamic metadata updates in Iceberg tables, supporting better schema management and downstream compatibility. The contribution demonstrated focused depth in schema management and Rust-based data engineering.