Database Evolution System - which supports Microsoft sql.
We are writing a software which allows endusers to create custom tables and modify exisiting table structure by creating news fields. In subsequent versions of the software we are likely to modify the db schema. We want to be able to integrate the changes made with our new database structure. We want a custom software that can compare and update (schema information and the data) of the two different versions of the same database, must be able to drop fields, tables and modify the existing [url removed, login to view]