Posts: 10,222. Grill marks have been discussed many times over the years. Sure, they are pretty and make a really strong statement about the meat, but many high-dollar restaurants reportedly draw their grill marks on with a meat-marker, while others brush on a coat of sugar water prior to it hitting the hit grill.
How to call Function ? You call a Function procedure by using the procedure name, followed by the argument list in parentheses, in an expression. You can omit the parentheses only if you are not supplying any arguments. However, your code is more readable if you always include the parentheses.
Calling Functions from PL/SQL. 1  In a PL/SQL block, a function can be called in a SQL statement (as seen above) or used in a simple assignment operation. 2  Functions can also be used to validate variables. 3  SQL> create or replace function valid_numb.  This is a simple test to determine if the number is less than 10.