Author: Can Turker
Publisher: Ios Pr Inc
Keywords: database, dissertations, information, systems, schemata, semantic, constraints, federated, integrity
Number of Pages: 260
Published: 1999-06
List price: $36.00
ISBN-10: 158603135X
ISBN-13: 9781586031350

Federated database systems provide a uniform and transparent interface to distributed and heterogeneous databases. This interface consists of a federated database schema which is the result of a schema integration process. The federated database schema should correctly reflect the semantics of the component database schemata of which it is composed. Since the semantics of a database schema is also determined by a set of semantic integrity constraints, a correct schema integration has to deal with integrity constraints existing in the different component database schemata. This book investigate

Author: Ben Boer
Publisher: World Conservation Union
Keywords: law, environmental, islands, micronesia, kingdom, policy, papers, amp, states, cook, pacific, south, consolidated, report, reviews, federated
Number of Pages: 273
Published: 1996-01-01
List price: $30.00
ISBN-10: 2831701635
ISBN-13: 9782831701639

The legislation of five countries on environmental and natural management is examined and analyzed in terms of its effectiveness in addressing the major environmental issues existing in each country. Practical recommendations are made, building on the findings of the review carried out by SPREP with the technical assistance of IUCN, and support from the ADB.