v3.1.0

The MongoDB Rust driver team is pleased to announce the v3.1.0 release of the mongodb crate, now available for download from crates.io.

This release provides compatibility with MongoDB 8.0, including support for a number of new in-use encryption features.

Full Release Notes

Features

• RUST-1813 Support for more than one KMS provider per type (#1141)
• RUST-1843 Support for QE range protocol V2 (#1132)
• RUST-1845 Support search index type field (#1147)
• RUST-1926 Support range indexes as GA (#1184)

Improvements

• RUST-1994 Implement happy eyeballs for TCP connection (#1183)
• RUST-1791 Publish an event changing topology state to unknown before closing (#1160)
• RUST-1980 Bump dependencies (#1142) (thanks @attila-lin!)

Tasks

• RUST-1821 Increase minimum compatible MongoDB server version to 4.0 (#1151)
• RUST-1981 Increase maximum compatible MongoDB server version to 8.0 (#1175)