I like this idea very much @Pierric , thanks for sharing! Also, don’t forget to vote on it yourself (if you still have votes left, of course).
Similar requests have come up before for a bunch of services, so you might also want to consider leaving your vote on related feature requests, for example this more generic approach from @bartv :
Following up on this conversation , it would be great to have a generic node that can check for new records in data when polling sources.
Common uses are:
Check if a record ID is unique (useful for non-numeric or non-increasing ID’s)
Check if a record value is larger than the last one (for auto-increment IDs, timestamps etc)
The node could have two outputs:
New records (a list of items that are new since the last time this scenario was run)
No new data (not something I’d personally need, bu…
Or this one from @Binks :
Hello!
I think a useful node to have would be one which takes as input information from the current workflow run and compares it to a previous workflow run. Basically an easy way to tell “did something change?”
I think n8n would be great to use to get alerts from things online that don’t support alerts on their own, but it turns out knowing whether anything has changed is a big part of that. Even something ‘straightforward’ like sending an alert when an RSS feed includes a given search term …
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