How do I execute a SQL file using SQL*Plus?

To execute a *.sql file using Oracles' SQL*Plus command utility you must follow these steps:

• Start SQL*Plus
• Type in connection information and connect
• At the prompt type @{file} for example:
• @MyFile.sql or
• @oracle/scripts/MyFile.sql

Reference Link: http://www.techonthenet.com/oracle/questions/script.php