Rails engine to add polymorphic file attachments leveraging dragonfly and counting references to avoid duplicates..

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database association resolver toolkit for postgres, activemodel, sequel, etc.

Dash is a Rails engine that auto-generates a REST API for your postgres database.

This gem simplifies the process of database migration or replication by providing a straightforward interface to copy tables and their data, while allowing fine-grained control over the selection of tables and attributes.

The database-model-generator library allows you to generate an ActiveRecord model from an existing Oracle, SQL Server, or PostgreSQL table or view, as well as automatically generate a baseline test file for test-unit or minitest.

Simple tool for managing database patches

Duplicate a databse with sanitization options using SQL comments

Implements database branching in development and test by cloning the database automatically, supplementing Git branching workflow. This prevents situations where the database becomes stale due to schema or data inconsistencies between git branches. It automates the process of creating and deleting branch database copies by hooking into git.

Heroku inspired dataclips for your application.

A straightforward, effective ETL framework.

Datafix provides a generator for documenting and testing database hotfixes

Helps building data pipelines. It handles recomputing dependencies and parallel execution.

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Allows rails to respond to DataTable requests

DataTask provides dependency-based programming for data workflows on top of the Rake build tool.

An ActiveRecord extension to build date oriented pagination links such as monthly pages and weekly pages

My way of dealing with postgresql 9.3+ databases.

Flexible data-driven test solution for Rails