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Transcript 
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 1
1. Information resources
2. Database advantages
3. Relational database
4. Master data management
5. Data warehouse
6. Information management
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 2
• Structured information
• Unstructured information
• Semi-structured information
• Metadata
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 3
• Accuracy
• Precision
• Completeness
• Consistency
• Timeliness
• Bias
• Duplication
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 4
• Record
• Field
• Table
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 5
• Redundancy and inconsistency
• Lack of integration
• Inconsistent definitions
• Dependence
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 6
• Reduced redundancy
• Integrity and accuracy
• Ability to adapt to changes
• Performance and scalability
• Security
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 7
• One to one (1:1)
• One to many (1:M)
• Many to many (M:M)
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 8
• Tables of records
• Link field in one
table to field in
another table
• Separates data from
paths to retrieve
data
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 9
• Entities and
attributes
• Primary key
• Normalization
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 10
• Relationships and foreign keys
• Complex relationships
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 11
• Structured query language (SQL)
• Interactive voice response (IVR)
• Natural language interfaces
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 12
• Performance tuning
and scalability
• Integrity, security,
and recovery
• Documentation
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 13
• Integration
challenges
• Shadow systems
• Master data
management
• Data stewards
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 14
• Building data warehouses
• Extract, transform, and load (ETL)
• Data mining
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 15
• Ownership issues
• Databases without boundaries
• Stakeholders
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 16
1. Information resources
2. Database advantages
3. Relational database
4. Master data management
5. Data warehouse
6. Information management
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 17
• Video surveillance
• Automatic plate
number recognition
• Database
• Queries and data
mining
• Privacy
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 18
• $15 billion sales, 70 countries
• Consistency in products and data
• Colgate Business Planning (CBP)—profit,
loss and ROI by product, region, and retailer
• Reinvested $100 million in most profitable
promotions, goal $300 million
Copyright © 2015 Pearson Education, Inc.
Chapter 4 - 19
20
Chapter 4 - 20
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