What is the advantage of using --password-file rather than -P option while preventing the display of password in the sqoop import statement?

What is the advantage of using --password-file rather than -P option w

1.	What is the advantage of using --password-file rather than -P option while preventing the display of password in the sqoop import statement?
Answer» The --password-file option can be used inside a sqoop script while the -P option reads from standard input , preventing automation.