Function reference

The Querychat class

The starting point for any QueryChat session

QueryChat	Create a QueryChat instance.
express.QueryChat	Use QueryChat with Shiny Express.

Reactive values

Session-specific reactive values representing the current query

types.ServerValues

Session-specific reactive values and client returned by QueryChat.server().

Data Sources

The underlying logic for managing data sources

types.DataSource	An abstract class defining the interface for data sources used by QueryChat.
types.DataFrameSource	A DataSource implementation that wraps a pandas DataFrame using DuckDB.
types.SQLAlchemySource	A DataSource implementation that supports multiple SQL databases via

Tools

The underlying tools provided to the LLM

tools.tool_query	Create a tool that performs a SQL query on the data.
tools.tool_update_dashboard	Create a tool that modifies the data presented in the dashboard based on the SQL query.
tools.tool_reset_dashboard	Create a tool that resets the dashboard to show all data.