Drop collection from database in mongoDB
db.collection.drop() is used to drop a collection from the database.
show collections <——— check the available collections into your database TEST.
db.student.drop() <——– Check and verify the student collection has been drop from TEST Database.
Drop Database in mongoDB
db.dropDatabase() command is used to drop a existing database.
show dbs <—– check the database list and select you want to drop.
use TEST <—– Put the db in usable state.
db.dropDatabase() <—— Now the Test database has been drop check & verify with show dbs command.