By leveraging smart comments in your schema, you can easily use this data throughout your app and make better decisions when logging data, exposing data through endpoints, monitoring data sent elsewhere, or allowing other systems accessing your database to consume the classifications.

This gem overrides Rails' UJS behaviour to open up a Bourbon Refill modal component instead of the browser's built in confirm() dialog

Datafix provides a generator for documenting and testing database hotfixes

DataFor turns YAML in your Rails config directory into queryable, read-only models -- countries, currencies, plans, and other reference data that rarely changes and doesn't belong in your database. Built on Ruby's Data.define and Rails' config_for, with a familiar find, find_by, and where API, plus a transform proc that lets one config file power multiple query surfaces.

Stubs out a new data maintenance script.

Generates Data Migrations on Migrate style.

DataProvider is a gem to add data providers to Ruby on Rails projects

DataShifter: backfills and one-off fixes as rake tasks. Dry run by default, auto rollback, progress bars, consistent summaries.

A gem that simplifies using datatables and hundreds of records via ajax

DataTables assets for Rails.

Allows rails to respond to DataTable requests

Simple gem that helps the creation of datatables json responses.

jQuery adds a datepicker that can be placed on certain input tags, this enables users to use regular form tags to do date fields.

DBConfig provides a powerful, database-backed configuration store for Rails applications. Store and retrieve configuration values dynamically with automatic type detection and conversion (strings, integers, floats, booleans, arrays, hashes, and nil). Features eager loading for high-performance access to frequently used configs, a simple API (get/set/update/delete), and seamless integration with Avo admin panels. See https://github.com/avo-hq/db_config for full documentation and usage examples.

This gem allows you to store mail templates in the database.

library to cache (memoize) method return values in database

Standalone migrator for non Rails projects

Mule is a database migration tool based on a stand-alone version of Rails Migrations. By default, Mule uses SQL scripts instead of Migrations DSL, so no Ruby coding is required. It supports multi-database environments, including support for existing databases.

Reap database records to YAML fixtures and seed them back.

Adds a `rails dbrunner` command that executes SQL against your database. Accepts inline SQL, .sql files, or stdin. Outputs as table, CSV, or JSON.