I created a database named as database and a collection called Netflix. there is a field in the database called "genres" which was of type string I need to change the data type to the array. I am trying to…
I'm using the MongoDB API on Python and was trying to iterate over the results of a query, I know that the find() method returns me a cursor and that I can iterate through it like a list in python.…
I need to insert a mongodb document with a field id equal to the string representation of _id (historic reasons, don't ask). Short of specifying my own _id, is there any way to do it in one call? This inserts…
I have a database 'Product'. Which contains a collection name 'ProductLog'. Inside this collection , there are 2 documents in the following format: { "environment": "DevA", "data": [ { "Name": "ABC", "Stream": "Yes" }, { "Name": "ZYX", "Stream": "Yes" }…
I'm learning mongoDB queries and have a problem given my collection looks like: "filename": "myfile.png", "updatedCoordinates": [ { "xmin": 537.640869140625, "xmax": 1049.36376953125, "ymin": 204.90736389160156, "ymax": 714.813720703125, "label": "LABEL_0", "status": "UNCHANGED" }, { "xmin": 76.68355560302734, "xmax": 544.8860473632812, "ymin": 151.90313720703125, "ymax": 807.1371459960938,…
I'm a bit confused on how to group using aggregation but still be able to extract specific values from arrays: db.collection.aggregate([ { "$unwind": f"${stat_type}" }, { "$group": { "_id": "$userId", "value" : { "$max" : f"${stat_type}.stat_value" }, "character" : f"${stat_type}.character_name",…
I've been trying to modify a value in multiple arrays for a few arrays and I can't find documentation on how to do this. My collection looks like this "rates": [ { "category": "Web", "seniorityRates": [ { "seniority": "junior", "rate":…
I was wondering if it was possible to somehow use the $match operator within the $sum function for aggregation. { "$unwind": "$info.avatarInfoList" }, { "$unwind": "$info.avatarInfoList.equipList" }, { "$unwind": "$info.avatarInfoList.equipList.flat.reliquarySubstats" }, { "$project": { "name" : "$name", "character" : "$info.avatarInfoList.avatarId",…
I have a sample collection of documents in mongo db like below [{"name":"hans","age":30,"test":"pass","pre":"no","calc":"no"}, {"name":"abs","age":20,"test":"not_pass","pre":"yes","calc":"no"}, {"name":"cdf","age":40,"test":"pass"}, {"name":"cvf","age":30,"test":"not_pass","pre":"no","calc":"yes"}, {"name":"cdf","age":23,"test":"pass"}, {"name":"asd","age":35,"test":"not_pass"}] For some documents the fields pre and calc are not present. I want to add those two fields to the documents which…
I am fairly new with MongoDB, so apologizes for what might be a basic question. I have a bunch of documents in a collection (call it CollA), and taking a subset of it and the particular field in question would…