PropaneDB is a document database for Protocol Buffer messages with GRPC interface. It is ideal for GRPC microservices:

• Use the messages defined in the proto file both for communication and storage: a single source of truth
• Can be used with any programming language that is supported by GRPC

Features:

• Store Protobuf objects in serialized form (google.protobuf.Any) in a database
• Retrieve those objects using their UUID
• Delete objects based on their UUID
• Search function based on the fields of the Protobuf objects
• Support multiple databases per instance

Implementation

• Storage engine is RocksDB .
• Interface is based on GRPC .
• Deployment using Docker containers.