Generates the stored procedure call.
procedure CreateProcCall(Name: string; Overload: integer = 0);
Call the CreateProcCall method to assign SQL statement that calls the stored procedure to the SQL property and fill the Params property. The Overload parameter contains the number of the overloaded procedure. Retrieves information about the procedure parameters from PostgreSQL server. After calling CreateProcCall you can execute stored procedure by the Execute method.