Various visual properties are provided to set and link tables together. A ClientConnection component is used to coordinate data retrieval in the correct hierarchial order, and to ensure that the user cannot move off a record while child records are still being retrieved. M are efficient. The entire group for any level is first retrieved, then the first record of that group is selected and used as the control record for the next lower level. This means that you are not cascading through dozens of record retrievals every time you retrieve a new higher-level record.
Displays pop up immediately - there is no blinking or enforced refreshing.
M functionality to produce a many to many app using a central, cross link table. The framework for an Internet ordering system including customer validation, passwords, wizard pages and order summaries. Remote Procedures project Remote procedures are something like Stored Procedures, except they are executed in the middleware, instead of in the database. This application demonstrates the remote procedures, to execute procedures and functions in the middleware. The techniques shown in this app can be applied to provide business rules, return results, or just execute special procedures before connecting to the actual data source.