Directed acyclic graph support library for applications using ActiveRecord on top of PostgreSQL.

Dagraph is a gem which allows you to represent DAG hierarchy using your ActiveRecord models. With a directed acyclic graph, you can represent hierarchical data where children may have multiple parents.

Cache utilities.

This is Ruby App collects the information you need (currency, new torrents, etc) from various web sites. Main features: - local SQlite3 database to store history info - devices notification over PushBullet service - recent information visualization via html - flexible configura...

Extension to ActiveRecord for casting attributes as different types.

Multi-currency money library backed by BigDecimal

A simple framework for creating sites from 3rd party data and services

ActiveRecord gateway for dao-repository

Adds simple methods to support record archiving

Roles easy like sunday morning.

ActiveWarehouse ETL is a pure Ruby Extract-Transform-Load application for loading data into a database.

Extension of active support classes with usefull methods

Daru (Data Analysis in RUby) is a library for analysis, manipulation and visualization of data. Daru works seamlessly accross interpreters and leverages interpreter-specific optimizations whenever they are available. It is the default data storage gem for all the statsample gems (glm, timeseries...

A gem for easy access to attributes stored in a serialized data hash

Provides simple methods on an ActiveRecord model using an ActiveRecord concern to invalidate/save single_column caches.

Provide a strategy for injecting database seeds between feature tests, using the DBMS directly.

This gem will generate classes (by default ActiveRecord::Base descendants) from database introspection

Easy way to find spec which doesn't clear database after execution

Gem which provides simple database repository pattern for ActiveRecord with predefined basics methods.

Rollback to savepoint your database