CWICR Data Loader

Business Case

Problem Statement

DDC CWICR database is distributed in multiple formats:

• Apache Parquet (optimized for analytics)
• Excel workbooks (human-readable)
• CSV files (universal exchange)
• Qdrant snapshots (vector search)

Applications need unified data access regardless of source format.

Solution

Universal data loader supporting all CWICR formats with automatic schema detection, validation, and pandas DataFrame conversion.