`dropdb` - remove a PostgreSQL database

dropdb [OPTION]... DBNAME

Options you will use

--if-exists: don't report error if database doesn't exist.
-f, --force: try to terminate other connections before dropping.
-i, --interactive: prompt before deleting anything.
-h, --host=HOSTNAME: database server host or socket directory (default: the Unix socket in /var/run/postgresql). A value starting with / is a socket directory; anything else is TCP.
-p, --port=PORT: database server port (default 5432).
-U, --username=USERNAME: database user name (default: your OS user name).
-w, --no-password: never prompt for a password (fail instead: what scripts want).
-W, --password: force a password prompt (normally automatic).

$ sudo -u postgres dropdb --if-exists scratch

remove a scratch database

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