Very simple Mysql2 gem precompiled for Amazon Linux 1 & 2 (Ruby 2.5.x & 2.7.x) with statically linked libmysqlclient ready for any AWS Lambda usage, including Rails.

https://github.com/customink/mysql2-lambda

Part of a suite of open source projects from Lamby (Simple Rails & AWS Lambda Integration using Rack). Details include:

• Small Size! Only 5 Megabytes. No Lambda Layers needed!
• Works with any MySQL connection. Including RDS Proxy.