text: db.movieDetails.find({$or: [{"tomato.meter": {$gt: 95}},                               
                              {"metacritic": {$gt: 88}}]},
                       {_id: 0, title: 1, "tomato.meter": 1, "metacritic": 1})
  
  db.movieDetails.find({$and: [{"tomato.meter": {$gt: 95}},                               
                              {"metacritic": {$gt: 88}}]},
                       {_id: 0, title: 1, "tomato.meter": 1, "metacritic": 1})
  
  db.movieDetails.find({"tomato.meter": {$gt: 95},                               
                        "metacritic": {$gt: 88}},
                       {_id: 0, title: 1, "tomato.meter": 1, "metacritic": 1})
  
  db.movieDetails.find({$and: [{"metacritic": {$ne: null}},
                               {"metacritic": {$exists: true}}]},
                            {_id: 0, title: 1, "metacritic": 1})
  
  db.movieDetails.find({$and: [{"metacritic": null},
                               {"metacritic": {$exists: true}}]},
                       {_id: 0, title: 1, "metacritic": 1})
  
  