Upsert in Slick 3 Posted 14 Jul 2015 by Richard Dallaway An upsert means inserting a row into a database if it doesn’t already exist, or updating the row if it does exist. The Slick database library knows how to do upserts. This posts takes a look at the built-in support, and gives an example of what you can do if you need to roll your own upsert logic. This is part of a series on Slick, for mater
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