Peter Eisentraut <pe...@eisentraut.org> writes: > On 22.10.24 16:40, Tom Lane wrote: >> Peter Eisentraut <pe...@eisentraut.org> writes: >>> In summary, this patch doesn't change any functionality that currently >>> works. It just removes one error message and lets regular expressions >>> just run, independent of whether the collation is nondeterministic.
>> I kind of wonder if we really want to do this. It adds no >> functionality, and it forecloses the possibility of changing >> the definition later. > Btw., one end goal here is to be able to run with a nondeterministic > collation as the global locale. So for example you could make the whole > system insensitive to Unicode normalization forms. But if that > effectively globally disables regular expressions, then people will be > sad, and also most of psql breaks, and so on. So some positive solution > here would be useful. Sure, and I'll support this patch once we're sure that no better functionality is possible. I just want to look into whether the SQL committee knows something we don't. regards, tom lane