API Reference

Connecting

Functions to create or connect to a DuckLake catalog.

Connecting

Ducklake

The main entry point representing a DuckLake instance.

Ducklake

Table

Read and write data, inspect metadata, and manage table state.

Table

Transactions

Group multiple operations into atomic transactions.

Transactions

Schemas & Data Types

Describe table schemas with ducklake’s data type primitives.

Schemas & Data Types

Errors

Exceptions raised by the SDK.

Errors

Polars Integration

Functional helpers for using ducklake with Polars.

Polars Integration

DuckDB Integration

Functional helpers for using ducklake with DuckDB.

DuckDB Integration