The article Master Data Management architecture patterns discusses architectural aspects of the MDM approach and identifies four key implementation styles
CDI puts the core functionality of Seam on a much more solid foundation, and our implementation of CDI, Weld, is a much more focused and much better tested piece of infrastructure.
However, as SOA implementations reach new levels of maturity, people realize that Data, and their relational nature, need to be considered as well, perhaps even more so than Business Processes.
On a UNIX-based operating system, this is most easily accomplished by using the STDIN redirection character that is appropriate for your shell, such as the less-than symbol (<) for the Bash shell.
The operating system of workstations is widely based on UNIX system V, and STREAMS mechanism is adopted in the implement of their network protocol stack.