Tuesday, December 14, 2010

Trend technology used in database

Database
Database (Database) is a collection of information arranged in a certain way so that a computer program can quickly select desired data.
Database can be likened to an electronic filing system that consists of fields, records, and files. Field is a particular item of information; record is a collection of fields, and the file is a collection of records. To access information from databases, required Data Base Management System (DBMS). DBMS is a collection of programs that allow users to enter, manage, or select data from database. The computer program / software (Soft Ware) to manage the data base called the Data Base Management System

(DBMS). All DBMS have discription language processing the data used to create and manage the Data Base Data Base Data Base which provides content to users. The person responsible for the DBMS means Data Base Administrator (DBA). Base Data Systems continues to be developed by experts in order to obtain a way of organizing data more efficiently and effectively. This is in line with the use of Data Base in the various fields of business (either private or public) charged with managing the information management with better, more  fast, and more efficient. Popular term that essentially information management data base is Enterprise Resource Planning System (ERP System). Meanwhile, private environment, systems that process data base daily activity by On Line / integrated / same time (can reach thousands of process at a time) is called On Line Transaction Processing (OLTP).

Until now there are five design perspective the main database that represents an evolution of design thinking. The five main design is oriented file system (file-oriented, hierarchy-based systems, network-based systems, relational systems and object-oriented system (Object-oriented). The development of models and designs are a representation of a reaction to the models that preceded it. hierarchical system of the database is part of the development that was created to overcome the deficiencies that exist in the file-oriented system (file-oriented.) network database was developed to overcome the limitations of the design hierarchy. The database is emerging as new solutions to the problems that arise in design hierarchy and network design and so on. The database can sometimes dikaitan part of the file system (file system) which is part of an operating system. Included in this category, such as Oracle databases, Informix, Sybase, DB / 2, MS SQL Server, and Progress.

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