[Solved] What is the purpose of a WHILE loop in PostgreSQL procedural code? — Ans: To repeatedly execute a block of code while a condition is true | PostgreSQL

PostgreSQL - PL/pgSQL Fundamentals

What is the purpose of a WHILE loop in PostgreSQL procedural code?

ATo permanently stop the execution of a function

BTo execute a block of code only once

CTo define a new table in the database

DTo repeatedly execute a block of code while a condition is true

Step-by-Step Solution

Solution:

Step 1: Understand the WHILE loop concept
A WHILE loop runs repeatedly as long as its condition remains true.
Step 2: Compare options with the loop behavior
Only To repeatedly execute a block of code while a condition is true describes repeated execution based on a condition, matching WHILE loop behavior.
Final Answer:
To repeatedly execute a block of code while a condition is true -> Option D
Quick Check:
WHILE loop purpose = repeated execution [OK]

Quick Trick: WHILE loops run as long as condition is true [OK]

Common Mistakes:

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What is the purpose of a WHILE loop in PostgreSQL procedural code?