On 06/20/2018 05:09 PM, Bruce Momjian wrote:
> On Mon, Jun 18, 2018 at 09:49:20AM -0400, Robert Haas wrote:
>> know the ordering of the values under whatever ordering semantics
>> apply to that index. It's unclear to me how useful such information
>
> I don't think an ordered index is possible, only indexing of encrypted
> hashes, i.e. see this and the next slide:
It is possible with homomorphic encryption -- whether we want to support
that in core is another matter.
Joe
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