Hello,Is there any feature in Wix site such as getting notification on input submission from database? Like if someone uploads on my website

[givemeawhisky]

You can simply use Wix Automations.
https://support.wix.com/en/ascend-by-wix/wix-automations

Or you can get an email on form submission.
https://support.wix.com/en/article/corvid-tutorial-sending-an-email-on-form-submission

Or you can use triggered emails.
https://support.wix.com/en/ascend-by-wix/triggered-emails

Or you can look at implementing Site Monitoring.
https://support.wix.com/en/corvid-by-wix/site-monitoring
https://support.wix.com/en/article/corvid-about-site-monitoring
https://www.wix.com/corvid/reference/site-monitoring.html