Free Database Design Essays and Papers

Page 8 of 50 - About 500 essays
  • strenght of relational model

    2600 Words  | 11 Pages

    Introduction The first database systems were based on the network and hierarchical models. A database can be defined as a collection of non-redundant data which can be shared by different application systems. A database implies separation of physical storage from use of the data by an application program to achieve program/data independence. Using a database system, the user or programmer or application specialist need not know the details of how the data are stored and such details are usually

  • Database Management

    1226 Words  | 5 Pages

    What is a database management system? Discuss each of the five important software components of a database management system. Data Base Managements System (DBMS) is a computer software program installed on a system hard drive that catalog, retrieve, and run queries on data. It provides ways for data to be altered or removed by users or other programs. There are several different types of database management systems that exist that were created for the proper control of databases for specific purposes

  • Database Performance Tuning

    1067 Words  | 5 Pages

    Database Performance Tuning - Techniques and Consideration Introduction System performance is one of the most critical issues faced by companies dealing with vast amounts of data. Companies use database systems and their applications to store, retrieve and handle this data. Almost all commercial database systems available today are designed to provide a high level of performance to its users. Nonetheless, Database Performance Tuning for large volumes of data is an arduous task. Even minor changes

  • Analysis of Database Management and Information Retrieval Systems

    1108 Words  | 5 Pages

    1. DIFFERENCES BETWEEN DATABASE MANAGEMENT SYSTEM AND INFORMATION RETRIEVAL SYSTEM DATABASE MANAGEMENT SYSTEM (DBMS) INFORMATION RETRIEVAL SYSTEM (IRS) DBMS offer advance Data Modelling Facility (DMF) including Data Definition Language and Data Manipulation Language for modelling and manipulating data. IRS do not offer an advance DMF. Usually data modelling in IRS is restricted to classification of objects. Data Definition Language of DBMS is the capability to define the data integrity constraints

  • What's the Difference Between Database Management System and Information Retrieval

    1527 Words  | 7 Pages

    1. Differentiate between database management system and information retrieval system by focusing on their functionalities. Database management system Information retrieval Database management system can provide access to all of the data, alleviating many of the problems associated with data file environment, and data can be shared among data users. Information retrieval can provide the techniques of storing and recovering data and often disseminating Recorded Especially through the use of a computerized

  • Technology Changes Role Of Database Administrator

    1159 Words  | 5 Pages

    Technology Changes Role of Database Administrator The database administrator (DBA) is responsible for managing and coordinating all database activities. The DBA's job description includes database design, user coordination, backup, recovery, overall performance, and database security. The database administrator plays a crucial role in managing data for the employer. In the past the DBA job has required sharp technical skills along with management ability. (Shelly, Cashman, Waggoner 1992). However

  • Analysis Of AMBC Rejuvenation Assessment For SAP

    827 Words  | 4 Pages

    empower you to upgrade SAP applications quicker and help you to enjoy new features that enable you to achieve great business solutions. This approach enables you to: • Enhanced services: Optimize your SAP business and its application, its data and design architectures, to achieve the planned business mission and results. • Reduction in costs: Reduce the cost of SAP technologies that will enable your business users to enjoy better features and reduce the risks of new technologies usage. • Improvement

  • Bead Bar System Development

    1733 Words  | 7 Pages

    Bead Bar System Development Introduction The purpose of the paper is to define the parameters of introducing a new database information system in order to improve business for both customers and financially for the Bead Bar. I will cover the different aspects, requirements, and benefits of implementing a new database management system. This plan will be introduced as a seven step plan, each step critical in the development and introduction of the new system; as well as make the transition as

  • The Role Of Software Architecture In A Software Project

    1117 Words  | 5 Pages

    architect played his or her role effectively. Firstly what is software architecture and who is a software architect? There have been numerous defined of what software architecture is but as defined by Mary Garlan and David Shaw (1993) as a level of design that involves four(4) major component which are the description of elements from which the system was built, the interaction among those element, also the pattern that guides the system composition and finally the constraint on these pattern. Software

  • Evolution Of Data Model Essay

    1034 Words  | 5 Pages

    are working with data, they interact with data by using SQL (structured query language). This is the major advantage of relational model. The complexity of physical design was replaced with more intuitive and logical language. Entity relationship model is the next advancement from relational model. It proved to be an ideal database design tool with the progress in using graphical tool to illustrate the relationship diagram. There are 3 ER notation: Chen notation (introduced by Peter Chen in 1976), Crow’s