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MongoDB aggregate: $lookup by _id, then get first element value...


mongodbaggregation-frameworkmongodb-aggregation

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Is it possible to do a $lookup aggregation between two databases in Mongodb?...


mongodbmongodb-querymongodb-aggregation

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group in mongo excluding null values...


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mongodb - Find count of values in other collection...


mongodbmongodb-queryaggregation-frameworkmongodb-aggregation

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Finding most commonly used word in a string field throughout a collection...


stringmongodbmapreduceaggregation-frameworkmongodb-aggregation

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MongoDB get first and last document in aggregate query...


mongodbmongodb-queryaggregation-frameworkmongodb-aggregation

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Mongodb geonear and aggregate very slow...


mongodbmongodb-querygeospatialmongodb-aggregation

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Use $group with find in mongodb node.js...


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How to get sum of differences of two fields in MongoDB?...


phpmongodbaggregation-frameworkmongodb-aggregation

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MongoDB - Rewind an $unwind nested array after $lookup using $group...


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MongoDB Aggregation pipeline problems...


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get value from a filter result match...


mongodbaggregation-frameworkmongodb-aggregation

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MongoDb aggregation query with $group and $push into subdocument...


mongodbmongodb-querymongodb-aggregation

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Mongo DB distinct values group within array of objects...


mongodbmongodb-queryaggregation-frameworkmongodb-aggregation

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In mongoDB Fetch array element at a position which is also present in document...


node.jsmongodbmongoosemongodb-aggregation

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Mongodb - how to use an aggregate text search with a find query...


mongodbmongoosemongodb-aggregation

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How can I get the sub document fields at the top level using aggregation without using project in mo...


mongodbmongodb-aggregation

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Deduping results returned by a Mongo aggregate query...


mongodbmongoosemongodb-queryaggregation-frameworkmongodb-aggregation

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Manipulate strings in mongodb that match the regex search...


javamongodbmatchaggregation-frameworkmongodb-aggregation

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mongodb aggregation - unwind/group/project query combination...


mongodbmongodb-queryaggregation-frameworkmongodb-aggregation

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Mongodb group documents and limit each group...


mongodbgroupinglimitaggregation-frameworkmongodb-aggregation

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Save a subset of MongoDB(3.0) collection to another collection in Python...


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Max query in mongodb with where clause...


mongodbmongodb-queryaggregation-frameworkmongodb-aggregation

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$match on sum of two fields...


mongodbmongodb-queryaggregation-frameworkmongodb-aggregation

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How to filter data between two times from hh:mm to hh:mm in mongoDB...


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The most efficient way to returning today's documents from a collection...


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Querying with joins & filters in Mongoose...


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condtitional aggregate function in mongodb...


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MongoDB Aggregation Data...


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Mongoose count certain element in an embedded documents array...


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