https://neon.com/postgresql/tutorial/upsert
PostgreSQL UPSERT Statement
This tutorial shows you how to use the PostgreSQL UPSERT to either update an existing row or insert a new row if it does not exist.
postgresqlupsertstatement
https://formstack.com/events/customer-webinar-salesforce-app-upsert-fields
Forms for Salesforce: Upsert Fields | Formstack
Learn how to use upsert fields in Formstack for Salesforce. This webinar covers how to update records without duplicates and streamline your CRM workflows.
forms for salesforceupsertfieldsformstack
https://sqlite.org/lang_upsert.html
UPSERT
upsert