php - How to create a Symfony2 drop down form element from mongodb? -

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i'm new mongodb , asking self how implement following:

i have set of values, example names of persons, in drop down form element. these names loaded collection. if 1 ore more names selected drop down these names should saved in collection in array. don't want have relations between collection persons , other collection.

in opinion similar star schema in sql world - without relations between tables.

but until din't figure out how solve symfony2 , mongodb ...

would happy if !


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