Documents SQL LAB

DATA DEFINITION LANGUAGE The DDL commands are: • • • • • Create Alter Drop Rename Truncate CUSTOMER DETAILS TABLE STRUCTURE-1 FIELD NAME CUST_ID TYPE NUMBER SIZE…

Documents Complete SQL Commands

SQL COMMANDS 1).Select those employees who comm is null. A. select * from emp where comm is null; 2) Select list of managers and corresponding Clerks. A. select a.ename "Manager"…

Education plsql les10

1. 10 Creating TriggersCopyright © 2004, Oracle. All rights reserved. 2. Objectives After completing this lesson, you should be able to do the following: • Describe the…