activerecord-jdbcderby-adapter
activerecord-jdbcmysql-adapter
activerecord-jdbcpostgresql-adapter
activerecord-multi-tenant
activerecord-nulldb-adapter
activerecord-oracle_enhanced-adapter
activerecord-postgis-adapter
activerecord-reputation-system
activerecord-sqlserver-adapter
activerecord_translatable
activerecord-trilogy-adapter
active_record-union_relation