Automatic database view creation for ActiveRecord

acts_as_account implements double entry accounting for Rails models. Your models get accounts and you can do consistent transactions between them. Since the documentation is sparse, see the transfer.feature for usage examples.

A small Active Record extension that adds polymorphic favorite associations, finders, and a Rails generator.

This is a ruby gem that provides drop in replacement for acts_as_tree but makes use of SQL recursive statement. Be sure to have a DBMS that supports recursive queries when using this gem (e.g. PostgreSQL or SQLite).

Sane ActiveRecord tree builder

Provides various extensions to the Rails ActiveRecord adapters.

ActiveRecord::Base.connection.after_transaction_commit { ... }

A simple API for creating and finding sets of data in your database, built on ActiveRecord.

A Redis-backed virtual ActiveModel, full of possibilities.

Add MySQL geometry type to Active Record.

ActiveRecord Object Instrumenter: Instrument the creation of ActiveRecord objects

ar_pg_array includes support of PostgreSQL's int[], float[], text[], timestamptz[] etc. into ActiveRecord. You could define migrations for array columns, query on array columns.

These RSpec matchers allow guarding against N+1 queries by specifying exactly how many queries you expect each of your ActiveRecord models to perform.

Add support for PostgreSQL's SEQUENCE on ActiveRecord migrations

Associate multiple models together and make them behave as one.

This rubygem does not have a description or summary.

Access postgres without blocking.

A simple API for creating and finding sets of data in your database, built on ActiveRecord.

Automatic data change tracking for Ruby on Rails.

Measure and benchmark execution time of your ruby methods. Forgot about `Time.now - t` solution. Use `benchmark` to see how much time it take sto execute your method.