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Protection of a Shared Data Base Through Data Base Authorization Disclosure Number: IPCOM000053610D
Original Publication Date: 1981-Oct-01
Included in the Prior Art Database: 2005-Feb-12

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Huff, KL Lim, TM [+details]


This article describes a method for assuring the integrity of a data base shared by a plurality of systems, using a locking mechanism where not all locks are recoverable and which authorizes access to a data base only when all systems having the capability to share access are known to have left the data base in a consistent state.