Which software systems exist for creating Web pages from arbitrary database structure?

I would like to know whether there are software that a user can edit or create the database structure from WEB-UI, and after automatically generated CRUD pages.

WEB-Site can use not only personal with developer skills. Advanced users, managers also can use system functionality. As joomla, 开发者_JS百科only with other features they are talking about above.

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www.enterprise-elements.com

To Elaborate: this system allows you to create simple or complex schemas, and then you get full CRUD functionality enabled in web pages, as well as a whole bunch of queries that get autogenerated. A full security model is layered on, and the result is a CRUD complete system on your own schema in very little time.

The web page is directed at specific solutions, but this is the basic functionality of the tool.