db.remove mongodb code example

Example 1: drop mongo database

// First show what databases have you gotten 
show dbs
// then, use the database name that you want to drop
use YOUR_DATABASE_NAME
// now you can drop it
db.dropDatabase()
// show collections should be empty now
show collections

Example 2: drop mongodb database

db.dropDatabase()

Example 3: mongodb delete all documents

db.collection.delete_many( { } );

Example 4: mongodb delete all documents

# To remove all documents in a collection, call the remove method with an empty query
# document {}. The following operation deletes all documents from the bios collection:

db.bios.remove( { } )

Example 5: delete an item from db collection mongodb

db.collection.remove(
   <query>,
   {
     justOne: <boolean>,
     writeConcern: <document>
   }
)