DM8 has no Ruby driver or ActiveRecord adapter. dm-rails keeps the stock mysql2 adapter and routes it through ShardingSphere-Proxy to DM8, patching ActiveRecord schema introspection (SHOW FULL FIELDS / information_schema) with a DM-side helper view. Battle-tested on a production Rails 7.1 system.

This makes it viable to deploy dashing with passenger.

A database anonymizer for Rails 4+

Database exporter that prepares content to be imported

Rollback to savepoint your database

Database subset generator

A straightforward, effective ETL framework.

Database Import / Export Tool

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

Gist for MySQL

By default Dbee ships with no underlying SQL generator. This library will plug in ActiveRecord into Dbee and Dbee will use it for SQL generation.

Extract a subset of a relational database for use in development or testing. Provides a simple API to filter rows and preserve referential integrity.

将 Rails 项目的数据库 schema 导出为文档，支持 ruby, sql, csv, excel 格式

Tool for database maintenance.

Have a separate database for each git branch!

DDG is a tool for building and manipulating database dependency graphs (DDG).

Allows going through delayed job queues using threads instead of processes

deploy management tool

Rails plugin for saving additional data for model.

counter cache that lives in its own table