A PHP library based on Zend Framework to migrate your database!
CakePHP database migrations plugin
Doctrine Database Migrations Library
PHP DB Migration Class to create and update db using migrations across environments
Database migrations for PHP ala ActiveRecord Migrations with support for MySQL, Postgres, SQLite
Command line utility for managing MySQL database migrations.
Create laravel-style database migrations in WordPress
Zend Framework component that automates schema and data changes to databases
An addon for WP Migrate DB Pro that anonymizes user data