Search Postgresql Archives

Re: bigint out of range

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 2019-05-18 15:19:22 -0500, Ron wrote:
> On 5/18/19 2:27 PM, Peter J. Holzer wrote:
> > On 2019-05-18 10:49:53 -0700, David G. Johnston wrote:
> > > You don’t perform math on a hash
> > That's not generally true. Hashes are used for further computation for
> > example in hash tables or in cryptography.
> 
> How is it "using math" to use a hash key in a hash lookup table?

hash modulo table size.

        hp

-- 
   _  | Peter J. Holzer    | we build much bigger, better disasters now
|_|_) |                    | because we have much more sophisticated
| |   | hjp@xxxxxx         | management tools.
__/   | http://www.hjp.at/ | -- Ross Anderson <https://www.edge.org/>

Attachment: signature.asc
Description: PGP signature


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Postgresql Jobs]     [Postgresql Admin]     [Postgresql Performance]     [Linux Clusters]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Postgresql & PHP]     [Yosemite]

  Powered by Linux