Created
March 5, 2020 14:04
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Wordcloud using mongodb data
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| db.getCollection('cogniwidebot').aggregate([ | |
| { | |
| "$project": { | |
| "words": { "$split": ["$query", " "] } | |
| } | |
| }, | |
| { | |
| "$unwind": { | |
| "path": "$words" | |
| } | |
| }, | |
| { | |
| "$group": { | |
| "_id": "$words", | |
| "count": { "$sum": 1 } | |
| } | |
| }, | |
| { "$sort": { "count": -1 } }, | |
| { "$limit": 5 } | |
| ]) |
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