Transcription of Distributed Database Management Systems
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Distributed Database Management Systems Outline Introduction Distributed DBMS Architecture Distributed Database Design Distributed Query Processing Distributed Concurrency Control Distributed Reliability Protocols Distributed DBMS 2. Page 1. Outline Introduction What is a Distributed DBMS. Problems Current state-of-affairs Distributed DBMS Architecture Distributed Database Design Distributed Query Processing Distributed Concurrency Control Distributed Reliability Protocols Distributed DBMS 3. Motivation Database Computer Technology Networ ks integration distribution Distributed Database Systems integration integration centralization Distributed DBMS 4.
¯a related problem in directory management Q Query Processing ¯convert user transactions to data manipulation instructions ¯optimization problem ¯min{cost = data transmission + local processing} ¯general formulation is NP-hard Distributed DBMS 20 Distributed DBMS Issues Q Concurrency Control ¯synchronization of concurrent accesses
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