Re: PATCH: CITEXT 2.0 - Mailing list pgsql-hackers

On Jul 2, 2008, at 12:18, Teodor Sigaev wrote:

>> 7) Hash opclass is absent. Hash opclass framework is used for hash  
>> join.

Thanks. I haven't seen docs on this. The original citext only supports  
btree, and I don't remember reading about creating a hash opclass in  
the Douglass book, though I probably missed it. Anyone got a link for  
me to read to make it happen?

Thanks,

David