Does a Firebase push key has to be written to db or as soon as one is computed the uniqueness is guaranteed? -


does push key need written firebase database stay unique in future or considered taken computed client side , if; example, hasn't been written database yet , client (client b) generating key might turn out same 1 client has?

i hope it's clear i'm asking.

it guid, meaning global unique number , never generated again. (as issued).

have here: link


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