Removing Documents by Using Mongoose

There are two main options for removing objects from a collection using Mongoose. First, you can use the remove() method on either the Document object for a single deletion or on the Model object to delete multiple documents in the model. Deleting a single object is often convenient if you already have a Document instance. However, it is often much more efficient to delete multiple documents at the same time at the model level. The following sections describe these methods.