Question: This is a mangoDB problem, write queries in NoSQL form. There are only three datasets in this which are from Sakila data, in json form:

This is a mangoDB problem, write queries in NoSQL form.

There are only three datasets in this which are from Sakila data, in json form:

  • customers.json
  • films.json
  • stores.json
  • Here is a sample of how the data is stored for films.json because my question is going to be Find the average length of movies in each category.. The only dataset we need to use for my question is shown as below.

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