# Cara merubah events pada perubahan qrcode presensi per 1 jam:

mysql> set global event\_scheduler = ON;

mysql> ALTER EVENT db\_presensi.qr\_refresh

ON SCHEDULE EVERY 1 HOUR

STARTS '2024-03-03 00:00:00';

karna `<strong><span style="font-size: 10.5pt; line-height: 107%; mso-fareast-font-family: Calibri; mso-fareast-theme-font: minor-latin; color: #0d0d0d; border: solid #E3E3E3 1.0pt; mso-border-alt: solid #E3E3E3 .25pt; padding: 0mm; background: white;">STARTS</span></strong>`<span style="font-family: 'Segoe UI',sans-serif; color: #0d0d0d; background: white;"> bersifat opsional bisa juga langsung dengan:</span>

mysql&gt; ALTER EVENT db\_presensi.qr\_refresh

ON SCHEDULE EVERY 1 HOUR;

untuk perubahan per 30 menit:

mysql&gt;ALTER EVENT db\_presensi.qr\_refresh

ON SCHEDULE EVERY 30 MINUTE

STARTS '2024-03-03 00:00:00';