An overview of PL/SQL type characters,identifires,keywords,literals and usage of comments are explained here. Type CharactersLetters A-Z, a-zDigits 0-9Symbols ~ ! @ # $ % & * ( ) _ –… Read more »

PL/SQL (Procedural Language/Structured Query Language) is Oracle’s proprietary server-based proceduralextension to the SQL database language.The PL/SQL and SQL languages are tightly integrated.PL/SQL supports all the SQL datatypes and the non-value… Read more »