NATIONAL OPEN UNIVERSITY OF NIGERIA COURSE CODE :MBA 758 COURSE TITLE: DATABASE MANAGEMENT SYSTEM COURSE GUIDE MBA 758 DATABASE MANAGEMENT SYSTEM Course Writer Gerald C. Okereke Eco Communications Inc. Lagos Ikeja Mr. E. Eseyin National Open University of Nigeria Dr. O. J. Onwe National Open University of Nigeria Bimbola‚ E.U. Adegbola National Open University of Nigeria Course Editor Programme Leader Course Coordinator NATIONAL OPEN UNIVERSITY OF NIGERIA National Open University
Premium Database Relational model SQL
INTRO TO RDBMS-OODBMS-ORDBMS Seema Sirpal Delhi University Computer Centre Databases Data - raw facts/details DATABASE- A shared collection of logically related data (and a description of this data)‚ designed to meet the organization needs of an organization The Database Management System (DBMS) - software that enables users to define‚ create and maintain the database and provides controlled access to the database Why We Need DBMS There is an information explosion in today’s
Premium Relational model Database SQL
spreadsheet (also known as the “poor man’s” database). Then you’ll learn about the basic components of a relational database‚ the data modeling process‚ and object-relational database features. In this chapter‚ you will learn about: How spreadsheets compare with databases Relational database concepts Data modeling concepts Object-relational database concepts E Chapter 1 Are Spreadsheets Like Databases? Most people are familiar with some kind of spreadsheet‚ such as Microsoft Excel. Spreadsheets
Premium SQL Database Relational database
A data model is a collection of high-level data description constructs that hide many low-level storage details A semantic data model is a more abstract‚ high-level data model that makes it easier for a user to come up with a good initial description of the data in an enterprise. A database design in terms of a semantic model serves as a useful starting point and is subsequently translated into a database design in terms of the data model the DBMS actually supports. A widely used semantic
Premium Data modeling SQL Data management
1 RELATIONAL DATABASE MANAGEMENT SYSTEM UNIT-1 INTRODUCTION:DATA :- Data is a collection of facts‚ which is in unorganized but they can be organized into useful form. Data is of two types :1.Raw Data :- It is a Data which are collected from different sources and has no meaning. ` 2. Derived Data :- It is a data that are extracted from Raw Data and used for getting useful information. Derived Data is called as INPUTDATA. INPUT DATA is processed to get the OUTPUT data. The OUTPUT DATA is called as
Premium Data modeling Database SQL
RDBMS Concepts 1. What is database? A database is a logically coherent collection of data with some inherent meaning‚ representing some aspect of real world and which is designed‚ built and populated with data for a specific purpose. 2. What is DBMS? It is a collection of programs that enables user to create and maintain a database. In other words it is general-purpose software that provides the users with the processes of defining‚ constructing and manipulating the database for various applications
Premium Database SQL Relational model
Leonard A Wey CS251 – 1102B – 05 Prof. Cathy Vandercreek Phase 4 Individual Project June 13‚2011. Table of Contents SECTION HEADING: Phase 1 – Gathering all necessary Information for Database Design 1. Scope of Project 2. Project Identification 3. Database Overview 4. Document
Premium Database normalization
Lock-Free Data Structures Andrei Alexandrescu December 17‚ 2007 After Generic Programming has skipped one instance (it’s quite na¨ıve‚ I know‚ to think that grad school asks for anything less than 100% of one’s time)‚ there has been an embarrassment of riches as far as topic candidates for this article go. One topic candidate was a discussion of constructors‚ in particular forwarding constructors‚ handling exceptions‚ and two-stage object construction. One other topic candidate—and another glimpse
Premium
Power for women in America in the 1950s was a different for women than in present day. The plays Fences by August Wilson and A Streetcar Named Desire by Tennessee Williams‚ examines two different women from different social classes and races. Despite these women having vastly different pasts‚ there are some similarities in the role they play in their families and marriages and the way their power is important to the storylines of the two plays in relation to the other characters. Stella and Rose
Premium Marriage Socioeconomic status Family
English 9E Literary Theme Essay 16 September 2013 The Privilege of Freedom “Only the educated are free.” Said by Epicetus‚ this simple quote demonstrates the importance of education. A solid education will provide for an excellent future and give one freedom: freedom to take on a career‚ to jump at opportunities‚ and to make choices. There is no saying where the future might take an educated man. Dangarembga uses highly educated and successful characters to illustrate the privilege of education
Free School Education Higher education in Canada