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FOUNDATIONS OF BUSINESS INTELLIGENCE: DATABASE AND INFORMATION SYSTEM (5.1…
FOUNDATIONS OF BUSINESS INTELLIGENCE: DATABASE AND INFORMATION SYSTEM
5.1 Problems of managing data in traditional file enviroment
Data Redundacy and inconsistency
Lack of flexibilty
poor security
lack of data sharing and availability
Major capabilities of database management system(DBMS)
Relational Database
Quering and reporting
Why are policy,data administration,and data quality assurance essential for managing the firm's data resources
Establishing an information policy
Ensuring Data quality
Designing Database
Sql query
Normalization
Entity Relationship Diagram
Principal Tool and technologies for accesing information from database to improve business performance and decision making
Big Data
Business Intelligence inrastructure
Data warehouse and Data marts
Hadoop
Analythic platform