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## Business Event System Datatypes

Oracle Workflow uses a number of abstract datatypes (ADTs) to model the structure and behavior of Business Event System data. These datatypes include the following:

- Agent structure: WF_AGENT_T

- Parameter structure: WF_PARAMETER_T

- Parameter list structure: WF_PARAMETER_LIST_T

- Event message structure: WF_EVENT_T

### See Also

User-Defined Datatypes, Oracle8i Concepts

Example for Using Abstract Datatypes

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