CS 4400 Chapter Notes - Chapter 1: Time Series, Data Mining, Xml
24 Dec 2017
School
Department
Course
Professor
Document Summary
Db application in which most of information stored and accessed is either textual or numeric. Db application that lets you store images, audio clips and video streams digitally. Geographic information systems (gis): can store and analyze maps, weather data and satellite images. Used to extract and analyze information from very large databases. Data: known facts that can be recorded and have implicit meaning. Db represents some aspect of the real world. Db is a collection of data with meaning. Designed, built and populated with data for a purpose - specific users and preconceived applications. A database should be an accurate reflection of its miniworld and changes should be reflected accordingly. Databases can be maintained manually or can be computerized. Collection of programs that lets users create/maintain a database. General-purpose software system that makes it easy to define, construct, manipulate and share databases between many users. Specifying the data types, structures and constraints of the data.
