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How to Schedule a Daily MySQL Event to Update a Database Field at 1 PM?

Susan Sarandon
Release: 2024-11-28 12:25:12
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How to Schedule a Daily MySQL Event to Update a Database Field at 1 PM?

MySQL Event Scheduling for Specific Daily Time

Question: How can I schedule an event to update a MySQL database field to "0" every day at 1 pm using the MySQL Event Scheduler?

Answer: To achieve this, you can utilize the MySQL Event Scheduler with the following query:

CREATE EVENT event_name
ON SCHEDULE
  EVERY 1 DAY
  STARTS CURRENT_TIMESTAMP + INTERVAL 13 HOUR
DO
  UPDATE `ndic`.`students`
  SET `status` = '0';
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Explanation:

  • EVERY 1 DAY: Specifies that the event should execute every day.
  • STARTS CURRENT_TIMESTAMP INTERVAL 13 HOUR: Sets the event to start at 1 pm (13 hours after midnight) on the first day it is created.
  • interval: To indicate a time duration, you can use the INTERVAL keyword followed by the number of units and the unit type (e.g., HOUR or DAY).

Alternative to TIMESTAMP:

You can use CURRENT_DATE and CURRENT_TIME instead of TIMESTAMP to specify the date and time components separately. For example, to start the event at 1 pm on a specific date, you can use the following:

STARTS (CURRENT_DATE + INTERVAL 1 DAY + INTERVAL 13 HOUR)
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