sqlplus statement from command line

Question

Is it possible to do something like this?

$ sqlplus -s user/pass \"select 1 from dual\" or
$ echo \"select 1 from dual\" | sqlplus -s user/pas

Answer 1

My version

$ sqlplus -s username/password@host:port/service <<< "select 1 from dual;"


         1
----------
         1

EDIT:

For multiline you can use this

$ echo -e "select 1 from dual; \n select 2 from dual;" | sqlplus -s username/password@host:port/service


         1
----------
         1


         2
----------
         2