Design and implementation for SaaS mode-based dynamic workflow management system

This paper analyses the characteristics of SaaS model system, gives the system architecture of dynamic workflow management and ER graph of system in the SaaS model, and gives the specific design and implementation in the light of the system architecture of the tenant configuration, the tenant organization management, process drawing, and process node authority distribution, process node task operation and other major modules, the way of specific design and realization embodies multi-tenant, configurability, scalability, adaptability and other characteristics of SaaS and meets the demand of practical work.