Extend AR to use touch for has_many and has_one relations

This simple plugin gives you the ability to get XLS for a collection of ActiveRecord models.

ActiveRecord OpenTracing tracer

This gem enables tracking of dirty associations on ActiveRecord objects

Queue up calls to specific models and execute them in transactions, after a certain number of models have been added.

ActiveRecord is great, but could be better. Here are some tweaks for it.

Adds a symbol attribute type to activerecord

Extend ActiveRecord uniqueness validations with via: :db option.

ActiveRecord extensions for Unitwise.

Batch updating for ActiveRecord models

Update ActiveRecord counter and update instance value

Support MySQL's INSERT ... ON DUPLICATE KEY UPDATE in ActiveRecord

active_record_uuid is a nice gem that add uuid supports to your activerecord models (MySQL). It allows you to store uuid in various formats: binary (16 bytes), base64 (24 bytes), hexdigest (32 bytes), or string (36 bytes), and query back with uuid string.

Extends activerecord validations with helpers

Register PostgreSQL 'VERSION' column type in rails

ActiveRecord adapter for Vertica databaes

SQL views with ActiveRecord

Simple DSL to control callback attribute changed in ActiveRecord model

A simple mixin to ActiveRecord::Base that allows use of OR arel relations.

A method that allows you to run code without callbacks for a specific active-record model.