Patents Assigned to MCI Communication Corp.
  • Copy utility method and apparatus for non-stop database applications
    Patent number: 5943495
    Abstract: A copy utility for non-stop database applications allows users to continuously access a database which is undergoing back-up operations. The system includes a lock manager which controls the access of requesters to the files of the database. The back-up storage device is treated in the same manner as other requesters.
    Type: Grant
    Filed: May 11, 1995
    Date of Patent: August 24, 1999
    Assignee: MCI Communication Corp.
    Inventor: John V. McLain, Jr.