Apply the database development cycle to a given data set Database development creates enterprise data modeling‚ which forms the range and wide-ranging contents of organizational databases. There are 5 phases in Database Development Cycle: Planning; Analysis; Design; Implementation and Maintenance. Planning In Planning Stage‚ the organization needs to know why do they need the database; what do they want the database to do; and how are they going to make the database. This is also where the
Premium SQL Database Database management system
2616-2621 Design of a Hospital-Based Database System (A Case Study of BIRDEM) Rosina Surovi Khan Department of Computer Science and Engineering Ahsanullah University of Science and Technology (AUST) Dhaka‚ Bangladesh Email: surovi99@yahoo.com Abstract— As technology advances‚ information in different organizations of Bangladesh can no more be maintained manually. There is a growing need for the information to become computerized so that it can be suitably stored. This is where databases come into
Premium Relational model SQL Entity-relationship model
Implementation of a Property Management System in a Hotel Organization Project Plan Willie J. Broussard Jr. Project Management/MGT 573 Instructor: Paul Levine Submitted on: May 15‚ 2006 Introduction "Project management is the discipline of defining and achieving targets while optimizing the use of resources (time‚ money‚ people‚ space‚ etc)" (Wikipedia‚ n.d.). In essence‚ the project management processes and methodologies are used to align resources with the company ’s or organization
Premium Project management
Object-Oriented Database Management Systems started in the middle 80 ’s‚ at a prototype building level‚ and at the beginning of the 90 ’s the first commercial systems appeared. The interest for the development of such systems stems from the need to cover the modeling deficiencies of their predecessors‚ that is the relational database management systems. They were intended to be used by applications that have to handle big and complex data such as Computer Aided Engineering‚ Computer Aided Design‚ and Office
Premium Object-oriented programming Database Relational model
Database Modeling and Design: Logical Design 4th Edition Toby Teorey‚ Sam Lightstone‚ Tom Nadeau Lecture Notes Contents I. Introduction ................................................................………...……2 Relational database life cycle 3 Characteristics of a good database design process 6 II. The Entity-Relationship (ER) Model …………...……………….7 Basic ER concepts 7 Ternary relationships 11 III. The Unified Modeling Language (UML)………...…………….13 Class diagrams 13 Activity
Premium Data modeling Entity-relationship model Database normalization
Abstract Database Systems has a practical‚ hands-on approach that makes it uniquely suited to providing a strong foundation in good database design practice. Database design is more art than science. While it’s true that a properly designed database should follow the normal forms and the relational model‚ you still have to come up with a design that reflects the business you are trying to model. This paper shows describes design process of database project. The importance of Completing the Design Process
Premium Relational model Database normalization Database
on data or data items to supply some information about an entity. What is a Database? A database is an integrated and structured collection of stored operational data used (shared) by application systems of an enterprise Examples of Databases • Medical records • Bank accounts • Stock control • Telephone directories • Stock market prices Universe of Discourse A database is a model of some aspect of the reality of an organisation. It is conventional
Premium Data modeling Relational model SQL
A Multi-agent Framework for a Web-based Decision Support System Applied to Manufacturing System 1‚ 2 Bessedik Imène1 and Taghezout Noria2 Department of Computer Science‚ University of Oran‚ 1 imeneinf2006@yahoo.fr 2 taghezoutnour@yahoo.fr Abstract. The Combination between Web services and software agents provides a promising computing paradigm for efficient service selection and integration of inter-organizational business processes. This paper proposes an agent-based Web DSS; the
Premium Decision support system Decision theory
entity: a sequence of fixed size blocks (on the disk)‚ but not necessarily physically contiguous (the blocks could be dispersed). Blocks in a file are either physically contiguous or not‚ but the following is generally simple to do (for the file system): »Find the first block »Find the last block »Find the next block »Find the previous block Records are stored in blocks » This gives the mapping between a “logical” file and a “physical” file Assumptions (some to simplify presentation for
Premium File system Computer file Database
MODULE: DATABASE DESIGN & DEVELOPMENT ASSIGNMENT TITLE: VETERINARY SURGERY DATABASE DEVELOPMENT Table of Content Task 1 Page 2 Task 2 Page 5 Task 3 Page 14 Task 4 Page 28 Task 5 Page 30 Reference Page 32 Bibliography Page 33 Task 1 Question: AIM: Draw an Entity Relationship Data Model that describes the content and structure of the data held by Petcare. Specify the cardinality ratio and participation constraint of each relationship type. Answer: I have prepared this assignment
Premium SQL Database normalization Database