Here a general overview of the categories of requirements to a PDW is given.
- data
- general
- large amount → scalable
- audit trail logs
- distributed heterogen
- beside workflow engine also excel time sheets
- systems can vary, but one system per enterprise
- core information should be the same
- each format can be reduced to a common core
- business data
- extremly large
- distributed heterogen
- ERP
- CRM
- other
- often managed by data warehouse
- link to or integrate with existing warehouse
- process data
- process models
- can change → support versioning
- differ in language and format
- match to label of log instances
- process compliance rules
- linked to one or more process models
- can be match again process
- not necessary to match against instance?
- KPI definition?
- decision support system
- strategic (historical)
- leads to policy changes
- leads to new processes
- tactical (historical)
- leads to process improvements
- operative (to runtime)
- alert stakeholders
- with context
- why, who, where, what ...
- automatic decisions
- allow insights
- history of an instance
- metrics
- general costing
- process performance
- cycle time
- net processing time
- idle time
- branch probabilities
- overdue / late cases
- accessibility
- discoverability
- non-technical user can get new perspectives
- simulation
- after changing a process the system should be able to predict runtime
- use of probabilities
- use of historic business data
- use of average times
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