Yutian contributed to the facebook/rocksdb repository by focusing on codebase cleanup and maintainability. During the month, Yutian identified and removed an undefined and unused function, GetColumnFamilyDataByName, from a core module, addressing technical debt and clarifying module responsibilities. This targeted refactoring effort in C++ improved code health by eliminating dead code paths and reducing the risk of regressions from undefined references. Yutian’s work centered on software maintenance and code refactoring, ensuring the codebase remains clean and easier to maintain. The changes streamlined future development efforts and demonstrated a methodical approach to improving long-term code quality and stability.