We just spent hours on this, just to realize hyperdb didn’t support utf8mb4 and the solution was not provided as an update. But yeah, here are the commits since v1.1 as per hyperdb’s svn log:
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r1437951 | vnsavage | 2016-06-16 09:57:53 -0700 (Thu, 16 Jun 2016) | 2 lines
utf8mb4 is safe to use with HyperDB
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r1418984 | vnsavage | 2016-05-17 10:59:31 -0700 (Tue, 17 May 2016) | 2 lines
Bring in a mysql_fetch_assoc() handler and fix a strict standards error which was reverted in the last commit
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r1410864 | vnsavage | 2016-05-05 02:26:19 -0700 (Thu, 05 May 2016) | 7 lines
Various improvements:
– Add MySQLi support with MySQL fallback
– Handle and retry MySQL timeouts
– Add support for track server states
– Add callbacks for: pre/post connect queries, pre/post query statements, adding query comments
– Better integration with the latest core wp-db features
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r1398095 | vnsavage | 2016-04-18 00:27:38 -0700 (Mon, 18 Apr 2016) | 2 lines
Remove extra spaces and PHP closing tag
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r1257090 | dd32 | 2015-09-30 20:12:41 -0700 (Wed, 30 Sep 2015) | 3 lines
Tag hyperdb 1.1 (which was previously in trunk) and bump the Tested-up-to version to 4.3.
Although www.ads-software.com is perfectly happy to have the stable version of a plugin in trunk, not everyone who uses hyperdb will realise this, plus it’s more reliable for them to have a tag to base off.