1. Connecting to Mongo
https://docs.aws.amazon.com/documentdb/latest/developerguide/connect_programmatically.html
mongo --tls --host <host>:27017 --tlsCAFile rds-combined-ca-bundle.pem --username <user> --password <pass>
2. Monodb Cheat Sheet
https://www.mongodb.com/developer/quickstart/cheat-sheet/
show dbs
db
show collections