Beginning
- Departmental views
- Manual Aggregation
- Bottom-Up Information Flow
- Excel Reporting
Later
- Manual / System Data Aggregation
- Excel Reporting (MIS)
- Manual Analysis
- Time Consuming Process
- More and more data, no visualization
Now (BI 2.0)
- Automated Data Integration
- BI tools
- Large volume of data
- Complex queries
- Visualization
- Real time analytics