Chapter 1 Flashcards
(11 cards)
Analytical Database
Collects and presents analytical information in support of analytical tasks
Database
Structured collection of related data stored on a computer medium
Database Management System (DBMS)
Software used for:
- creation of databases
- insertion, storage, retrieval, update, and deletion of the data in the database
- maintenance of databases.
Database Metadata
Represents the structure of the database
- database content that is not the data itself (data about the data)
- contains:
- Names of data structures
- Data types
- Data descriptions
- Other information describing the characteristics of the data
Database Modeling
Creation of the database model that is implementable by the DBMS software
- Logical database modeling follows conceptual database modeling
Direct Interaction
End-user communicating with the database directly through DBMS
Indirect Interaction
End-user communicating with the database through front-end applications
End-Users (business-users)
Users using a database system to support their tasks and processes
Front-End Applications
Provide a mechanism for easy interaction between the users and the DBMS
Metadata
Provide a mechanism for easy interaction between the users and the DBMS
Requirements Collection, Definition, and Visualization
results in the requirements specifying which data the future database system will hold and in what fashion, and what the capabilities and functionalities of the database system will be
- the collected requirements should be clearly defined and stated in a written document, and then visualized