SQL and PL/SQL Question:
Download Questions PDF

What is NVL?

Answer:

NVL : Null value function converts a null value to a non-null value for the purpose of evaluating an expression. Numeric Functions accept numeric I/P & return numeric values. They are MOD, SQRT, ROUND, TRUNC & POWER.

Download SQL and PL/SQL Interview Questions And Answers PDF

Previous QuestionNext Question
What is SQL*Plus?What is Date Functions?