Contributed to the langchain-ai/delta-rs repository by developing a feature that preserves PyArrow Decimal types when exporting DeltaTable data to pandas DataFrames. Addressed the challenge of maintaining data fidelity in analytics workflows by introducing a types_mapper parameter to the DeltaTable.to_pandas() method, ensuring that Decimal schema types are retained during conversion. Supplemented this enhancement with comprehensive testing to validate the correct retention of Decimal types. The work leveraged expertise in Python, Pandas, and PyArrow, focusing on data engineering best practices. No bug fixes were reported during this period, with efforts concentrated on delivering this targeted feature for improved downstream data accuracy.