The WEM Staging Runtime Environment - between Development in Modeler and Use in Production
The first instance of the WEM Runtime is the Staging Runtime. When publishing a project it will always first transfer to the Staging Runtime. The WEM Staging Runtime is typically used for review and acceptance testing with a (limited) group of testers/users, as a step between Application Development in the Modeler and Usage in Live/Production.
Every environment (Preview, Staging, Live) has its own database. When publishing a project to a new environment you publish the data structure only, NOT its data content. This is necessary to keep the right data in your live environment. When your storage strategy is set to
All portals share the same databaseyou still have a different database for Staging and for Live used by both portals. More about this here: Storage strategy .