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Date: Fri, 15 Jul 1994 11:52:05 -0500 (CDT)
From: Venkata Nagarjuna Rao Goli <goli@plains.NoDak.edu>
X-Sender: Venkata Nagarjuna Rao Goli <goli@plains.NoDak.edu>
Reply-To: Venkata Nagarjuna Rao Goli <goli@plains.NoDak.edu>
Subject: Re: New type and pg_operator. 
To: "Paul M. Aoki" <aoki@CS.Berkeley.EDU>
Cc: Postgres Mailing List <postgres@postgres.Berkeley.EDU>
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> 
> unless you use arcane order-preserving hash functions, hash join 
		^^^^^^^^^^^^^^^^^^^^^^^^^^
> only makes sense for bitwise equality.
			^^^^^^^^^^^^^^^^
Please explain me

What are those order preserving hash functions?

and 

What do you mean by bitwise equality?

Thank you,
Goli Nagarjuna.


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