MongoDB Apache Arrow Connector

A Rust library for reading and writing Apache Arrow batches from and to MongoDB.

Licensed under the Apache 2.0 license.

Motivation

We are curently writing this library due to a need to read MongoDB data into dataframes.

Features

• [X] Read from a collection to batches
• [X] Write from batches to a collection
• [ ] Infer collection schema
• [ ] Projection predicate push-down
• [ ] Filter predicate push-down
• [ ] Data types
  • [X] Primitive types that MongoDB supports
  • [ ] List types
  • [ ] Nested structs (bson::Document)
  • [ ] Arbitrary binary data