I have a hash field in Mongoid document like < _id: 58a202d407953817ece2989c, d: {"a"=>"b", "c"=>"d"}> i want to pop key a from it so that hash filed contain only c how to do this in mongoid?
how to delete a key from mongoid hash field
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if we consider
data = ..., d: {"a"=>"b", "c"=>"d"}, ...thendata.d.delete("a")