Query Random Document with PyMongoEngine

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Code introduction


This function uses PyMongoEngine to query a random document from the database that matches the given query criteria. It accepts a collection and a query parameter, and then returns the first matching document. If there are many documents in the collection, it can retrieve a random document by random sorting.


Technology Stack : PyMongoEngine

Code Type : Database Query Function

Code Difficulty : Intermediate


                
                    
def random_document_query(collection, query):
    from mongoengine import Q, Document

    # Assuming collection is a PyMongoEngine Document type
    # Querying the database for a random document that matches the given query
    random_document = collection.objects.filter(Q(**query)).order_by('?').first()
    return random_document

# JSON Explanation