/* 
`mongoose.connect` is used to establish a connection to a MongoDB database, while `mongoose.connection` provides access to the active connection and allows you to interact with the database through events and operations.
*/
// see all the methods (https://mongoosejs.com/docs/api/connection.html)

const database = mongoose.connection;
// dbname
database.useDb("users");
// collection name
const collection = database.collection("users");