The Business Process profile of WSO2 Enterprise Integrator (WSO2 EI) comes with an embedded H2 database as the BPEL engine's persistence storage, along with other configurations suitable for a development environment. It is recommended that some of these configurations be changed when moving to production, depending on the number of requests the Business Process profile is going to handle per second, your auditing and monitoring requirements, performance requirements and nature of your processes.
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