clickhouse-local is a tool that allows users to analyze and transform data in local or remote files using the power of SQL and ClickHouse functions, without needing to deploy a full database server or write custom Python code. It supports various input and output formats, including CSV, Parquet, JSON, and BSON, and can work with large files, compressions, and random data generation. clickhouse-local also inherits ClickHouse's ability to communicate with external data sources like MySQL, Postgres, and MongoDB via functions or table engines. The tool is designed for data scientists and engineers working with data in various scenarios, providing a productive way to analyze and transform data without the need for extensive IT infrastructure. With its high-performance capabilities, clickhouse-local can handle complex SQL queries on local files, making it an ideal solution for data analysis and transformation tasks.