Mistakes done while programming the data base application, storing, modifying, updating, deleting or retrieving are sure to reflect on the performance and the quality of the data base and data base applications. In this article we shall state about what kind of bugs can be introduced if the normalization of the data base has not […]
What is a Data Model?
– A data model of high level in any functional area or business can be considered to be an abstract model. – It helps in the documentation and organization of the business data in order to establish a communication link among the technical and functional people. – It also represents […]
DBMS or Data base management system provides a set of programs which make it possible to carry out the following operations on the data base of a software system or application: 1. Storing the information 2. Modification of the information 3. Retrieval of the stored information and 4. Analyzation of the stored information
In addition […]
A data model can defined as an abstract model which is used for organizing and documenting the business data for the purpose of communication between the technical as well as functional people. Further, it is also used for representing the data that has been created by the business processes and is required by those processes. […]