Database assign to subscription

Hello, i try this command, in linux centos 7, with a odin plesk 12.5

# ./database --assign-to-subscription jdoe-gallery -domain example.com -server localhost:3306
>>>but the command ./database dont work ( -bash: ./database: no such file or directory )

i must install some extension or anythink to use this command on linux console sh.... ????
thanks