-n, --no-create-db Suppress the CREATE DATABASE ... IF EXISTS statement that
normally is output for each dumped database if
--all-databases or --databases is given.
-t, --no-create-info
Don't write table creation info.
-d, --no-data No row information.
-R, --routines Dump stored routines (functions and procedures).
-A, --all-databases Dump all the databases. This will be same as --databases
with all databases selected.