Part1 Instructions: In a Relational Database, using Procedural Language extensions to Sql or "PL/Sql" adds the procedural language constructs to the Sql language in order to cover its programming limitations. It will also improve the programming techniques in applications which run on databases using just Sql queries. It was designed to work only with Oracle DBMS and not working with any other DBs. To start programming with PL/Sql, open a CLI on your system and login to your Oracle database. Then try the following code, which prints a welcome message on the display: SQL> set serveroutput on SQL> begin 2 dbms_output.put_line('Welcome to Oracle PL-Sql') 3 end; 41 Welcome to Oracle PL-Sql PLSQL procedure successfully completed. SQL>