How to use $push update modifier in MongoDB and C#, when updating an array in a document

Question

I\'ve run the following code in mongo shell:

db.unicorns.insert({name:  \'Dunx\',  loves:  [\'grape\',  \'watermelon\']});

and now I\'ve so

Answer 1

To do this with the updated syntax and regular BsonDocuments instead of defined objects, use the following:

var filter = Builders.Filter.Eq("name": "Aurora");
var update = Builders.Update.Push("loves", "sugar"):

// you can also use the async update method from Alex's answer here
var result = fantasyContext.Unicorns.UpdateOne(filter, update);