2. Introduction - Outline Introduction What is a...

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Page 1 Distributed DBMS Page 1.1 Outline ± Introduction Æ What is a distributed DBMS Æ Problems Æ Current state-of-affairs ± Background ± Distributed DBMS Architecture ± Distributed Database Design ± Semantic Data Control ± Distributed Query Processing ± Distributed Transaction Management ± Parallel Database Systems ± Distributed Object DBMS ± Database Interoperability ± Current Issues Distributed DBMS Page 1.2 File Systems program 1 data description 1 program 2 data description 2 program 3 data description 3 File 1 File 2 File 3
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Page 2 Distributed DBMS Page 1.3 Database Management database DBMS Application program 1 (with data semantics) Application program 2 (with data semantics) Application program 3 (with data semantics) description manipulation control Distributed DBMS Page 1.4 Motivation Database Technology Computer Networks integration distribution integration integration centralization Distributed Database Systems
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Page 3 Distributed DBMS Page 1.5 Distributed Computing ± A concept in search of a definition and a name. ± A number of autonomous processing elements (not necessarily homogeneous) that are interconnected by a computer network and that cooperate in performing their assigned tasks. Distributed DBMS Page 1.6 ± Synonymous terms Æ distributed function Æ distributed data processing Æ multiprocessors/multicomputers Æ satellite processing Æ backend processing Æ dedicated/special purpose computers Æ timeshared systems Æ functionally modular systems Distributed Computing
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Page 4 Distributed DBMS Page 1.7 ± Processing logic ± Functions ± Data ± Control What is distributed … Distributed DBMS Page 1.8 What is a Distributed Database System? A distributed database (DDB) is a collection of multiple,
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2. Introduction - Outline Introduction What is a...

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