Searching Parse collected by File field's name

Question

I have object Media with field file in front of S3 backend. I want to search collection by the filename of the file field. How to do it?

Answer 1

Using Cloud Code:

var filename = "my-image.png";

var query = new Parse.Query("Media")
    .equals("file", filename);

query.find().then(function (results) {
    // Do something
});