The Z Template system provides dynamic page generation. The Z Object Database gives an advanced storage system that integrates tightly with Zope's web object model. Finally, Z SQL Methods and Z Database Adapters provide object-relational integration of data in popular SQL servers. Uses the Zope Public License, patterned after Apache's license, Zope is a Python -based system. A further problem is that this approach provides such a wide diversity of choices that it is difficult to come up with any consistency in design or architecture.
Freedom permits ubiquity, which is a good thing.
The macro Defpage is introduced. It takes a unique approach to scalability by running a limited number of threads and by employing asynchronous event handling to multiplex the processing of a large number of connections. These extended environments unfortunately lock you into proprietary upgrade paths controlled by vendor of the database you bought. It may be criticized for a lack of stability, but represents a not unreasonable modern equivalent in the GUI world to xBase . Cognos sells Impromptu as a tool directed at sophisticated reporting and querying of databases.