peter pilsl <pilsl@goldfisch.at> writes:
> the caseinsensitive patternmatch-operators seems not to work with
> multibyte, while lower() and upper()-functions finally works perfect.
It looks to me like iwchareq() in src/backend/utils/adt/like.c still needs
work to handle multibyte characters in a sane fashion. Feel free to
submit a patch ...
regards, tom lane