Description
- Create a Datastore table and table provider
- Conversion between Datastore and Beam data types
- Implement buildIOReader
- Implement buildIOWrite
- Implement getTableStatistics
Doc: https://docs.google.com/document/d/1FxuEGewJ3GPDl0IKglfOYf1edwa2m_wryFZYRMpRNbA/edit?pli=1