please explain why It's never a good idea to declare a destructor as a virtual function because it may delete something that is still being used.

Answered: It's never a good idea to declare a…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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please explain why

It's never a good idea to declare a destructor as a virtual function because it may delete something that is still being used.

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Step 1

When you delete a class name pointer pointing to a derived class object, the virtual destructor removes the assets in the correct order. If you want different destructors, virtual keywords for the destroyer is required to follow the correct order while objects are removed by a base class reference.

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