[bind10-dev] Collation Sequences [was: Blog comment from BDB developer]

Michael Graff mgraff at isc.org
Wed Jul 14 02:04:42 UTC 2010


On 7/13/10 9:01 PM, Danny Mayer wrote:
> I forgot to mention that collation sequence is important here and that
> is usually defined when you set up the database for all schemas. You
> need a collating sequence that works for DNSSEC and then you need to
> worry about IDN ordering for non-ASCII character sets. That's less
> simple and what if you have multiple character sets like US ASCII and
> Greek or Traditional Chinese and Simplified Chinese?

You store the canonical format in a "column" and use that for ordering,
and use the other non-canonical form for actual retrieval.

--Michael



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