Merge pull request #14605 from eileenmcnaughton/cust_deadlock
authorEileen McNaughton <emcnaughton@wikimedia.org>
Sun, 23 Jun 2019 23:29:53 +0000 (11:29 +1200)
committerGitHub <noreply@github.com>
Sun, 23 Jun 2019 23:29:53 +0000 (11:29 +1200)
Reduce deadlocks on inserting custom data by only using 'ON DUPLICATE' when it is not a new row


Trivial merge