A constant is a value used in a PL/SQL block that remains unchanged throughout the program. It is a user-defined literal value. It can be…

A variable is a meaningful name which facilitates a programmer to store data temporarily during the execution of code. It helps you to manipulate data…

PL/SQL is a block structured language. The programs of PL/SQL are logical blocks that can contain any number of nested sub-blocks. Pl/SQL stands for “Procedural…

PL/SQL tutorial provides basic and advanced concepts of SQL. Our PL/SQL tutorial is designed for beginners and professionals. PL/SQL is a block structured language that…