This book by leading experts in the field provides readers with a wide range of applications and methods for spatial database management systems, and allows readers to gain hands-on experience with examples in the book. It balances theory (cutting-edge research) and practice (commercial trends) to provide a comprehensive and clear overview.Includes coverage of GIS application trends as spatial networks; discussion of spatial data mining; overview of OGIS standard spatial datatypes and operations; object-relational database framework applied in each chapter.For professionals in the field of Databases, Geographic Information Systems, Geography, Remote Sensing, Multimedia Information, Civil and Mechanical Engineering, Forestry, CAD/CAM, Health Informatics, and Natural Resource Management.3.6.2 Object-Relational Schema Oracle8 is an OR-DBMS introduced by the Oracle Corporation. Similar products are available from other database companies, for example, IBM. ... PRAGMA alludes to the fact that the Distance function will not modify the state of the database: WNDS (Write No Database State). ... Points INT, Geometry LineType, MEMBER FUNCTION Length(SELF IN) RETURN NUMBER, PRAGMA RESTRICT-REFERENCES (Length, WNDS)); Name Country Popanbsp;...
|Author||:||Shashi Shekhar, Sanjay Chawla|
|Publisher||:||Pearson - 2003|