Multidimensional Analysis

Common decision maker requirements:

• Summarised information
• Ability to ‘slice and dice’ information
• Display information
• View information over time

Multidimensional Data Analysis

• Data viewed as part of a multidimensional structure
• Allows users to consolidate or aggregate data at different levels
• Allows business analyst to easily switch business perspectives

Additional Functions of Multidimensional Data Analysis

• Advanced data presentation functions
• Advanced data aggregation, consolidation, and classification functions
• Advanced computational functions
• Advanced data modeling functions

Model-based management systems

Provide MSS and DSS based upon models of the organisation and its components.

Makes use of software that allows model description and organization with transparent data processing.
Capabilities

• MSS / DSS user has control
• Flexible in design
• Gives feedback
• GUI based
• Reduction of redundancy
• Increase in consistency
• Communication between combined models

Relational model base management systems

• Virtual file
• Virtual relationship

Object-oriented model base management system

• Logical independence

Database and MIS design model systems

• Data diagram, ERD diagrams managed by CASE tools