Design of Workflow Engine Based on Relational Structures

Workflow technology is the core technology to realize business process modeling, process operation, monitoring and management, and ultimately realize business process automation. Workflow-based office automation system can separate code writing and the operation mode. When business processes need to be changed, there is no need to modify the program. Users only need to customize the workflow through the visual process customization mode. The workflow engine is the core of the whole workflow management system and the control center of the whole system. This article designs a workflow engine based on a relational structure, including the design of workflow engine class, functional component, interface and database. Finally, a flexible office automation system with customizable business processes is implemented.