mysql2 is the primary MySQL adapter for Ruby on Rails, providing bindings to the MySQL client library and offering faster, more stable integration than the older mysql gem.
Setup involves adding it to your Gemfile, running bundle install, and configuring database.yml.
Alternatives include pg for PostgreSQL or sqlite3 for lightweight development.
Setup involves adding it to your Gemfile, running bundle install, and configuring database.yml.
Alternatives include pg for PostgreSQL or sqlite3 for lightweight development.