All commands mentioned need to be run on mongo shell

1) To see list of database

show dbs

It will show list of Databases along with the size. If a databse is empty, it won’t be shown by the command.

2) To use a database

use databaseName

It will switch to the databaseName databse (If database won’t exists, it will create one)

3) To see which database is in use

db

It will return the database currently in use

4) Seeking Help

db.help()

To show available functions

db.databaseName.help()

To show available functions with database

5) Delete Database

db.dropDatabase()

To drop the database

Note:

• If familiar with SQL, the tables are called collections and records are called documents in MongoDB