mongodb aggregate count
#return the number of documents whose "field" field has a value of A
query = db.collection.aggregate([{
"$match": {
"field": "A"
}
},{
"$count": "number of occurrences"
}])mongodb aggregate count
#return the number of documents whose "field" field has a value of A
query = db.collection.aggregate([{
"$match": {
"field": "A"
}
},{
"$count": "number of occurrences"
}])mongo count
db.collection.countDocuments( <query>, <options> )Copyright © 2021 Codeinu
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