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Ch.5

Foundations of Business Intelligence: Databases and Information Management

TermDefinition
Attributes Pieces of information describing a particular entity
Data administration A special organizational function for managing the organizations data resources, concerned with information policy, data planning, maintenance of data dicitonaries, and data quality standards.
Data cleansing Activities for detecting and correcting data in a database or file that are incorrect, incomplete, improperly formatted, or redundant. also known as data scrubbing.
Data definition Specifies the structure of the content of a database
Data dictionary An automated or manual tool for storing and organizing information about the data maintained in a database
Data manipulation language A language assoiciated with a database management system that end users and programmers use to manipulate data in the database
Data mart A small data warehouse containing only a portion of the organizations data for a specified function or population of users.
Data mining Analysis of large pools of data to find patterns and rules that can be used to guide decision making and predict future behavior
Data quality audit A servey and/or sample of files to determine accuracy and completeness of data in an information system.
Data warehouse A database, with reporting and query tools, that stores current and historical data extracted from various operational systems and consolidated for management reporting and analysis.
Database a group of related files. Also a collection of related files containing records on people, places, or things.
Database administration Refers to the more technical and operational aspects of managing data, including physical database design and maintenance.
Database management system (DBMS) Special software to create and maintain a database and enable individual business applications to extract the data they need without having to create seperate files or data definitions in their computer programs
Database server A computer in a client/server environment that is responsible for runnign a DBMS to process SQL statements and perform database management tasks.
Entity A person, place, thing, or event about which information must be kept.
Entity-relationship diagram A methodology for documenting databases illustrating the relationship between various entities in the database.
Field A grouping of characters into a word, a group of words, or a complete number, such as a person's name or age.
Foreign key Field in a database table that enables users to find related information in another database table.
Information policy Formal rules governing the maintenance, distribution, and use of information in an organization.
Key field A field in a record that uniquely identifies instances of that record so that it can be retrieved, updated, or sorted.
Normalization The process of creating small stable data structures from complex groups of data when designing a relational database.
Object-oriented DBMS An approach to data managment that stores both data and the procedures acting on the data as objects that can be automatically retrieved and shared; the objects can contain multimedia.
Object-relational DBMS A database management system that combines the capabilities of a relational DBMS for storing traditional information and the capabilities of an object-oriented DBMS for storing graphics and multimedia
Online analytical processing (OLAP) Capability for manipulating and analyzing large volumes of data from multiple perspectives.
Predictive analytics use of data mining techniques, historical data, and assumptions about future conditions to predict outcomes of events, such as the probability a customer will respond to an offer or purchase a specific product.
Primary key Unique identifier for all the information in any row of a database table.
Records group of related fields. Rows are commonly referred to as records.
Referential integrity Rules to ensure that relationships between coupled database tables remain consistent.
Relational database A type of logical database model that treats data as if they were stored in two-dimensional tables. It can relate data stored in one table to data in another as long as the two tables share a common data element.
Structured Query Language (SQL) The standard data manipulation language for relational database managment systems.
Text mining Discovery of patterns and relationships from large sets of unstructured data.
Tuples Rows or records in a relational database.
Web mining Discovery and analysis of useful patterns and information from the World Wide Web or (WWW)
Created by: 1493084379