When you load a custom TinyMCE editor, now also load the “wordpress” plugin.
tinyMCE.init({
plugins: "paste,wplink,wordpress",
..
});
There should not be too much difference in execution-plans. Both should work (plugin didn’t use all allowed memory anymore in both cases). So “confirmed” 😉
Blog post about “DISTINCT vs GROUP BY” here (sqlmag.com).