Fundamentals of database systems

Database you say—now there's a word you hear all the time! In a nutshell, a database is an electronic collection of information designed to meet a handful of needs:  Databases provide one-stop shopping for all your data storage requirements. The database contains any amount of data, from the small to the huge.  Databases must provide mechanisms to retrieve data quickly as applications interact with their contents.  Databases allow the sharing of corporate data such that personnel data is shared amongst one's payroll, benefits, and pension systems....

6p saviour 24-02-2010 169 26   Download

Oracle Server Technologies and the Relational Paradigm The relational paradigm is highly efficient in many respects for many types of data, but it is not appropriate for all applications. As a general rule, a relational analysis should be the first approach taken when modeling a system. Only if it proves inappropriate should one resort to nonrelational structures. Applications where the relational model has proven highly effective include virtually all Online Transaction Processing (OLTP) systems and Decision Support Systems (DSS).

10p vongsuiphat 04-01-2010 205 64   Download

CRITICAL SKILL 1.1: Define a Database Database you say—now there's a word you hear all the time! In a nutshell, a database is an electronic collection of information designed to meet a handful of needs:
 Databases provide one-stop shopping for all your data storage requirements. The database contains any amount of data, from the small to the huge.
 Databases must provide mechanisms to retrieve data quickly as applications interact with their contents.

6p saviour 08-12-2009 152 38   Download