The duckdb offline store provides support for reading FileSources. It can read both Parquet and Delta formats. DuckDB offline store uses ibis under the hood to convert offline store operations to DuckDB queries.
Entity dataframes can be provided as a Pandas dataframe.
Getting started
In order to use this offline store, you'll need to run pip install 'feast[duckdb]'.
Example
Functionality Matrix
The set of functionality supported by offline stores is described in detail . Below is a matrix indicating which functionality is supported by the DuckDB offline store.
DuckdDB
Below is a matrix indicating which functionality is supported by IbisRetrievalJob.
DuckDB
To compare this set of functionality against other offline stores, please see the full .
no
local execution of Python-based on-demand transforms
yes
remote execution of Python-based on-demand transforms