| http://www.w3.org/ns/prov#value | - The corresponding entry in the log file 74 is deleted when acknowledged by the second disk subsystem disk controllers 52 as having been written to the secondary database copy 72. [0037]FIG. 4 is identical to FIG. 5 except that the two disk subsystem disk controllers 51, 52, are coupled to the computer 21 via a Storage Area Network (SAN) 58. [0038]FIG. 5 is a block diagram illustrating a data proce
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