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Entity Relationship Model

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Migsar edited this page May 22, 2019 · 1 revision

Entity Relationship Model

   App_______
    |        \
   Sidebar   Map
    |             
   Widget[1+]
    |____________________
    |        \           \
   Chart[1+] Title      Show layer
    |_________
    |         \
   Legend    Graphic

App can have one map. Map belongs to an App. App can have one sidebar. Sidebar belongs to an App.

Sidebar(dashboard) can have many Widgets. Widgets belong to a Sidebar. There are multiple sidebars, one for each type of location, but they don't exist at the same time.

Widget can have a title. Widget can have a show layer button.

Widget can have many Charts. Charts belong to one Widget. Widget can have one Legend. Legend belong to one Widget. Widget can have one Graphic. Graphic belong to one Widget.

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