Created
December 24, 2014 13:00
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| match = { "$match" => { "$messages.created_at" => { "$gte" => 1.day.ago } } } | |
| group = { "$group" => { _id: '$messages', count: {"$sum" => 1 } } } | |
| sort = { "$sort" => { count: -1 } } | |
| limit = { "$limit" => 3 } | |
| Room.collection.aggregate([match, group, sort, limit]) |
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