Introduction to workflow
- Tool from Oracle
- Works with Oracle Database
- PL/SQL Based
- Widely Used with Oracle Applications
- Can be Used Stand-Alone or with Oracle Apps
Need of workflow
Workflow can be described as the flow of information and control in a business process.
- Routing the information
- Defining and modifying business rules
- Delivering electronic notifications
- Integrating systems
Workflow Advantages
- Human Element in Decision Making
- Flexible Processes
- Electronic Notifications
- System Integration
- PL/SQL Based Architecture
Workflow Components
- Workflow Engine
- Workflow Builder
- Workflow Definition Loader
- Notification System
- Business Event System
- Directory Services
Workflow architecture
Workflow Engine
- Embedded in database
- Uses the process definition created with Oracle workflow Builder to coordinate the routing of activities of a Process
- Monitors each activity in a workflow Process
- Signals any change in the workflow state using calls to PL/SQL or JAVA APIs
- Guarantees consistency between application and workflow state because of Oracle database transnational Integrity
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