Qin Aeon focused on stabilizing query processing in the eosphoros-ai/DB-GPT repository by addressing a bug in MilvusStore’s index parameter retrieval. By modifying milvus_store.py to read directly from index_params_map, Qin ensured that the correct index configuration is consistently applied during database queries. This targeted Python fix improved the reliability of Milvus-backed workflows and reduced the risk of incorrect query results, ultimately lowering support costs. The work demonstrated a strong grasp of database management and vector database concepts, with all changes delivered in a single, well-documented commit that enhances maintainability and supports future enhancements to the codebase.