Fundamentals of Database Management Systems Database Management System is a software package/ system to facilitate the creation and maintenance of a computerized database. Evolution of Database Management Systems The revolution of database management systems were began on mid-1960s. Before that data was stored as paper records. It contributes a lot of disadvantages. Because of that people used to search another way to store their important data more safely and easily. As a result of that file-based
Introduction The database is the collection of interrelated data which are organized and can be processed by one or more application programs. Advantages of using a Database Mainly a database is used to controlling redundancy in data storage. Also, it’s restrict unauthorized access, Backup and Recovery option, providing storage structures and enforcing integrity constraints. The characteristics of a database are as follows • Structured and Described Data • Data Integrity • Transactions • Data Persistence
Differentiate between database management system and information retrieval system by focusing on their functionalities. [ 30% mark ] Database management system Information retrieval system DBMS is manages incoming data, organizes it, and provides ways for the data to be modified or extracted by users or other programs. Information retrieval system is activity of obtaining
This can be changes or modify to suit our needs in future as to enable us to enhance the performances of the system. The use of a customise software solution will also be able to allow us to integrate with our existing system and work together to achieve an objective set by the management. This will overall reduce the time and allow the staffs work productivity level to increase and enhances the performances. Being able to perform the objective
data needed to complete the download. 3.0.2 Role of the client and its services • In client/server applications, functions are provided by a combination of resources using both the client workstation processor and the server processor. • Like a database server provides data in response to an SQL request issued by the client application. The local processing by the client might calculate the invoice amount and format the response to the workstation screen. • The client workstation can provide business
The database is now an essential part of our daily life that often we are not aware that we are using one. Today's world relies mostly on databases. So, why do we need databases? The purpose of a database is to help to enable individuals to keep track of things. From birth to death, we generate and consume data. The trail of data begins with the birth certificate and continues all the way to a death certificate. In between, every individual creates and consumes enormous amounts of data. Databases
Benefits of data warehouse Data warehouse helps in solving and managing the data from various sources and transactional systems with more speedy and efficiently, and converts those data into practical information. Along with, data warehouse serves in processing of large and complex queries in a highly efficient manner. Here are some benefits of data warehouse after the successful implementation: I. Data warehouse helps in the Enhancement of Business Intelligence: Managers and executives will be
ANALYSIS OF EXISTING SOLUTIONS OF SOFTWARE SYSTEMS FOR INTEGRATED LIBRARY CATALOGUES 10 1.1 Analysis of functions of existing integrated library catalogues 10 1.1.1 Description of the European library 10 1.1.2 Description and functions of the British Library 11 1.1.3 Description of the Bodleian digital library Systems and service 12 1.2 Analysis of the state of the art web technologies 17 1.2.1 Description of web technologies 17 Advantages and disadvantages of web technologies 21 Description of the
integrated system consisting of software, programmers and hardware. It aims to know the identity of dealers across the network and encrypt information so that others
over supply or losses. This research paper focuses on the control of beverage inventory in the lodges at Singita Sabi Sand. At current, both Singita Ebony and Boulders Lodges use a periodic inventory system to record and manage beverage stock. This means that stock data is recorded manually into a system and a physical count of stock is done on a monthly basis. Hamid (2015) describes inventory as the physical stock maintained on hand by a business to ensure its operations function efficiently. As an