rename a database in mongo code example
Example 1: rename database in robo 3t
db.copyDatabase("db_to_rename","db_renamed","localhost")
use db_to_rename
db.dropDatabase();
Example 2: mongodb rename database
# Dump db to a local folder
mongodump mongodb://user:pwd@localhost/old_name -o ./dump
# Restore the db with the new name
mongorestore mongodb://user:pwd@localhost -d new_name ./dump/old_name
# Then run these commands in your mongodb shell
use old_name
db.dropDatabase()