DSNDIST

  Ø  Distributed Data Facility – DDF

     Ø  Distributed environment provides flexibility to access data located at different sites.

     Ø  Services data requests than come from DRDA(Distributed relational DB architecture)

     Ø  Optional address space – Required when distributed DB functionality required

Allied Address space

  Ø  Reponsible for handling global lock requests

  Ø  Requests to read from group buffer spool

  Ø  Available in datasharing environment