# Enter command line
$ mongo

# Help
> help

# Exit
> exit

# Show all databases
> show dbs;

# Enter or create collection
> use aliliblog;

# View current database status
> db.stats();

# Delete database
> db.dropDatabase();

# View collections
> show collections;

# Create collection
> db.createCollection("users");

# Collection rename
> db.users.renameCollection("staff"); // users -> staff

# Collection delete
> db.staff.drop();