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78 lines
3.1 KiB
78 lines
3.1 KiB
sols = ['db.movies.find({year: 1928}, {_id: 0, title: 1, plot: 1})',
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"""db.movies.find({'awards.wins' :{$gt: 200}}, {_id: 0, title: 1, 'awards_wins': '$awards.wins'})""",
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"""db.movies.find({'imdb.votes' :{$gt: 100}, 'imdb.rating':{$gt: 9.0}}, {_id: 0, title: 1, 'imdb.votes': 1, 'imdb.rating':1})""",
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"""
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db.movies.aggregate([{$unwind: '$directors'},
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{$match: {year: {$gte: 1915, $lte: 1920}}},
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{$group: {_id: '$directors', count_of_movies: {$sum: 1}}},
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{ $sort: {count_of_movies: -1} }
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])
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""",
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"""
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db.comments.aggregate([
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{ $lookup: {
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from: "movies",
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localField: "movie_id",
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foreignField: "_id",
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as:"MovieDetails"}},
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{ $unwind: "$MovieDetails" },
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{$project: {name:1, "Movie_imdb_rating": "$MovieDetails.imdb.rating"}},
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{$group: {_id: '$name', count_of_comments: {$sum:1}, average_movie_ratings: {$avg: "$Movie_imdb_rating"}}},
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{$match: {count_of_comments: {$gt: 250}}}
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])
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""",
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("""
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db.movies.aggregate([
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{$unwind: "$cast"},
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{$match: {year:1996}},
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{$project: {cast: 1}},
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{$group: {_id: "$cast", CountOfMovies: {$sum:1}}},
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{$match: {CountOfMovies:{$gt: 3}}},
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{ $sort: {CountOfMovies: -1} }
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])
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""",
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"""
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db.movies.aggregate([
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{$unwind: "$cast"},
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{$match: {year:1996}},
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{$project: {cast: 1}},
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{$group: {_id: "$cast", CountOfMovies: {$sum:1}}},
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{$match: {CountOfMovies:{$gte: 3}}},
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{ $sort: {CountOfMovies: -1} }
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])
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"""),
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("""
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db.comments.aggregate([
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{ $lookup: {
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from: "movies",
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localField: "movie_id",
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foreignField: "_id",
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as:"MovieDetails"}},
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{$unwind: '$MovieDetails'},{$unwind: '$MovieDetails.genres'},
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{$group: {_id: {name: '$name', Genres: '$MovieDetails.genres'}, comment_count: {$sum: 1}}},
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{$match:{"_id.Genres": "Crime", comment_count:{$gt: 35}}},
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{$project: {_id:0, name : "$_id.name", comment_count: 1}}
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])
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""",
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"""
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db.comments.aggregate([
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{ $lookup: {
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from: "movies",
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localField: "movie_id",
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foreignField: "_id",
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as:"MovieDetails"}},
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{$unwind: '$MovieDetails'},{$unwind: '$MovieDetails.genres'},
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{$group: {_id: {name: '$name', Genres: '$MovieDetails.genres'}, comment_count: {$sum: 1}}},
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{$match:{"_id.Genres": "Crime", comment_count:{$gte: 35}}},
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{$project: {_id:0, name : "$_id.name", comment_count: 1}}
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])
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"""),
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"""
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db.movies.aggregate([
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{$unwind: '$cast'},
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{$unwind: '$directors'},
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{$match: {$expr: {$eq: ["$cast", "$directors"]}}},
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{$project: {title:1, directors: 1}}
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])
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"""]
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