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Fix MongoDB queries

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This commit is contained in:
Steffo 2023-02-01 16:02:52 +01:00
parent c2e195845e
commit f544850403
Signed by: steffo
GPG key ID: 2A24051445686895
1 changed files with 9 additions and 2 deletions
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11
unimore_bda_6/database.py
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@ -58,7 +58,7 @@ def sample_reviews_by_rating(reviews: pymongo.collection.Collection, rating: flo
""" """
return reviews.aggregate([ return reviews.aggregate([
{"$filter": {"overall": rating}}, {"$match": {"overall": rating}},
{"$sample": {"size": amount}}, {"$sample": {"size": amount}},
]) ])
@ -69,7 +69,14 @@ def sample_reviews_by_rating_polar(reviews: pymongo.collection.Collection, amoun
""" """
return reviews.aggregate([ return reviews.aggregate([
{"$filter": {"overall": {"$or": [1.0, 5.0]}}}, {"$match":
{"$or":
[
{"overall": 1.0},
{"overall": 5.0},
]
},
},
{"$sample": {"size": amount}}, {"$sample": {"size": amount}},
]) ])