INTERVIEW QUESTIONS DATABASE MYSQL DETAILS

Question: What does TIMESTAMP ON UPDATE CURRENT_TIMESTAMP data type do?

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

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

On every update on that table timestamp vale will change it will be current timestamp of server. Source: CoolInterview.com

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