How can I issue a single command from the command line through sql plus?

Question

Using SQL Plus, you can run a script with the \"@\" operator from the command line, as in:

c:\\>sqlplus username/password@databasename @\         


        

Answer 1

I'm able to run an SQL query by piping it to SQL*Plus:

@echo select count(*) from table; | sqlplus username/password@database

Give

@echo execute some_procedure | sqlplus username/password@databasename

a try.