Как пользоваться функцией Upsert в Laravel 8.10
https://atymic.dev/tips/laravel-8-upserts/
atymic.dev
Using Laravel's new Upsert feature in the Query Builder/Eloquent
Using Laravel's new Upsert feature in the Query Builder/Eloquent
Laravel recently added upserting to eloquent and it's awesome. Learn how to use it to drastically reduce queries when importing or syncing data.