9.1. A Hello World Program
The text in this session includes screen ouput from SQL*Plus sessions. Refer to Chapter 2 for hints and use of SQL*Plus commands. The following table lists the common SQL*Plus commands used in this chapter.
| SQL*Plus command | Description |
|---|---|
| SAVE filename | Saves the SQL*Plus buffer to a file with an SQL extension |
| @filename | Sends the file to Oracle for compile/execution. You do not need to type the “.SQL” extension. |
| SET SERVEROUTPUT ON | Sets up DBMS_OUTPUT to flush the buffer to the screen. |
| / | Sends the SQL*Plus buffer to Oracle for compile/execution. |
From SQL*Plus, type the following Hello World program. First, type the SQL*Plus command SET SERVEROUTPUT ON, then the procedure text. The last line is a forward slash—this is SQL*Plus and ...
Get Programming Oracle® Triggers and Stored Procedures, Third Edition now with O’Reilly online learning.
O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.