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		hbcondo714 on Feb 20, 2017 \| parent \| context \| favorite \| on: Ask HN: How do you version your data? Thanks, was thinking about doing a new endpoint for changes too but wanted to see if this topic of data versioning pertains to this or not

webmaven on Feb 20, 2017 [–]

It does, but I think what you're really after here is a mechanism for cache invalidation.

Check out PostgreSQL's LISTEN and NOTIFY:

https://www.postgresql.org/docs/9.6/static/sql-listen.html

https://www.postgresql.org/docs/9.6/static/sql-notify.html

A related HN discussion a few years ago: https://news.ycombinator.com/item?id=6689213

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