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

I would like to also illustrate how to do it using a different syntax

var filter = Builders
             .Filter.Eq(e => e.Name, "Aurora");

var update = Builders.Update
        .Push(e => e.Likes, like);

await fantasyContext.Unicorns.FindOneAndUpdateAsync(filter, update);