< > = Required argument. Replace appropriately.
For example:
-u <DB_User_name> becomes -u av where av replaces DB_User_name.
| = Mutually exclusive arguments. Choose one from the list.
{ } = Used with | to specify a list of choices for an argument.
[ ] = Optional parameter.
Precautions for Correct Use: Unless otherwise stated, commands will respond with !OK on success and !ERROR on failure.