ClickHouse is a fast open-source column-oriented database management system for real-time analytics and big data processing with SQL support
Execute a sql query in clickhouse and return the results. this is the primary action for querying data from clickhouse databases.
Get comprehensive schema overview of an entire database including all tables and optionally their column definitions. essential for ai agents to understand the complete database structure in a single call.
Get detailed schema information for a specific table including column definitions, types, keys, and optionally sample data. this is essential for ai agents to understand table structure before constructing queries.
List all databases in the clickhouse instance. useful for discovering available databases before querying tables.
List tables in clickhouse databases. returns information about tables including their engine, size, and row count.