Create, read, update, and delete (CRUD) operations, are the basic interactions you perform with a database. To execute CRUD operations over your database entities, MongoDB provides various collection methods.
You're already familiar with the basic method of creating a new document using the
insert() method, as you previously did in earlier examples. Besides the
insert() method, there are two more methods called
save() to create new objects.
The most common way to create a new document is to use the
insert() method. The
insert method takes a single argument that represents the new document. To insert a new post, just issue the following command in the MongoDB ...