SOA
From DataFlex Wiki
Service oriented architecture
Service oriented architectures allow for easy system integration. Today , when we talk about Service oriented architectures , then we typically talk about systems that allow for integration using Web Services using SOAP and WSDL - but other scenarios also apply .
Using it from Visual DataFlex
Do you need an easy way to expose your Visual DataFlex code to another system? Then create a Web Service , that exposes your functionality.