---
title: "What does TIMESTAMP ON UPDATE CURRENT_TIMESTAMP data type do?"  
description: "What does TIMESTAMP ON UPDATE CURRENT_TIMESTAMP data type do?"  
author: "Anonymous User"  
published: 2011-04-23  
updated: 2020-09-21  
canonical: https://www.mindstick.com/interview/791/what-does-timestamp-on-update-current_timestamp-data-type-do  
category: "mysql"  
tags: ["mysql"]  
reading_time: 1 minute  

---

# What does TIMESTAMP ON UPDATE CURRENT_TIMESTAMP data type do?

On initialization places a zero in that column, on future updates puts the current value of the timestamp in.

## Answers

### Answer by Anonymous User

On initialization places a zero in that column, on future updates puts the current value of the timestamp in.


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Original Source: https://www.mindstick.com/interview/791/what-does-timestamp-on-update-current_timestamp-data-type-do

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