MongoCollectionCount

counts the number of documents in MongoCollection.

counts the number of documents in MongoCollection matching the query query.

Details and Options

To use MongoCollectionCount, you first need to load MongoLink using Needs["MongoLink`"].
query is an Association.
See "Query and Projection Operators" in the MongoDB manual for available query operators.
MongoCollectionCount corresponds to db.collection.count in the MongoDB manual.

Connect to a client:

Connect to a the "WolframTestCollection" collection in the "WolframTestDB" database:

Count the number of documents in the collection:

Count the number of documents in the collection that match the query <|"sex""female"|>:

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