Parquet Converter Business Case Problem Statement Data storage and processing challenges: - Large CSV files are slow to process - Inefficient storage of typed data - Column-oriented queries are slow - Incompatible with modern data platforms Solution Convert construction data to Parquet format for efficient columnar storage, faster queries, and compatibility with data lakehouses. Technical Implementation Quick Start Common Use Cases 1. Excel to Parquet 2. Query Parquet 3. Get File Info 4. Merge Files Resources - DDC Book : Chapter 4.4 - Modern Data Technologies - Apache Parquet : https://parqu…