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Application Migration and Development Guide
Application Development with PAS for OpenEdge : PAS for OpenEdge and Client Interaction

PAS for OpenEdge and Client Interaction

This chapter describes how the Progress Application Server for OpenEdge (PAS for OE) interacts with a client to support the client's access to business applications.
* Understanding application models
* Application models and Open Client Objects
* Choosing the application model
* Context management and the session-free model
* Deciding on the scope of individual requests
* Understanding synchronous and asynchronous requests