Stephen, Why do you mention "custom collations"? For "set x=..", collation doesn't come into play, does it? The test would be "old.x == new.x". Collation doesn't apply to equality comparisons, does it?
Stephen, Why do you mention "custom collations"? For "set x=..", collation doesn't come into play, does it? The test would be "old.x == new.x". Collation doesn't apply to equality comparisons, does it?