RE: RE: RE: World's largest database...

Ian,

Thanks for the info. Very interesting.

Jim

"MacGregor, Ian A." <ian_at_SLAC.Stanford.EDU> wrote:

>The  0.5 petabyte database at SLAC does not use Oracle;  it uses Objectivity.   Objectivity is a small company which makes an OODB.  When the project started there was no way that Oracle could possibly handle this.  It is still doubtful: Oracle does not truly support Hierarchical Storage Systems;  using one huge RAC ties limits your machine vendors; some limits such as 64,000 partitions probably need to be increased.
>
>CERN is however very interested in using Oracle for their Large Hadronic Collider, but that's about seven years off.  That database will surpass BABAR's which as of 00:01:13 this morning (April 18 2002) was storing 549.6 TB has been stored in 324603 files.  CERN's possible use of Oracle is not due to failures in Objectivity, but due  to that company's inability to capture market share.  They are hoping the problems which prevent Oracle from handling large databases can be fixed by then.    I am also hoping for this, but I fear Oracle may prove to be an uncooperative prohibitedly expensive partner.
>
>
>Here we have plans to turn up the luminosity.  If approved the database will reach one exabyte by the end of the experiment.
>
>I don't believe the genealogy databases are even close to 500 TB.
>
>
>Ian MacGregor
>Stanford Linear Accelerator Center
>ian_at_SLAC.Stanford.edu
>
>-----Original Message-----
>From: VelvetMellocet_at_netscape.net [mailto:VelvetMellocet_at_netscape.net]
>Sent: Thursday, April 18, 2002 8:29 AM
>To: Multiple recipients of list ORACLE-L
>
>
>I can believe that - I think they are the group that offers all the geneaology services to track family histories.  I'll bet that's one heck of database too!
>
>Jim
>
>"Boivin, Patrice J" <BoivinP_at_mar.dfo-mpo.gc.ca> wrote:
>
>>At the Oracle Technology Day here they mentioned that one of the largest
>>databases belongs to the Church Of Latter Day Saints, if you can believe it.
>>
>>They mentioned it in a seminar which also talked about iFS, I don't know
>>they were implying that it relies on iFS.
>>
>>Regards,
>>Patrice Boivin
>>Systems Analyst (Oracle Certified DBA)
>>
>>
>> -----Original Message-----
>>Sent:   Thursday, April 18, 2002 11:03 AM
>>To: Multiple recipients of list ORACLE-L
>>Subject:    World's largest database...
>>
>>http://www.computerworld.com/storyba/0,4125,NAV47_STO70250,00.html
>>
>>I thought we had someone on this list from this group, and was just
>>wondering if this particular database was in Oracle or not.
>>
>>Jim
>>
>>--
>>_____________________________
>>Jim Hawkins
>>Oracle Database Administrator
>>VelvetMellocet_at_netscape.net
>>St. Louis, MO  USA
>>--
>>Please see the official ORACLE-L FAQ: http://www.orafaq.com
>>--
>>Author: Boivin, Patrice J
>>  INET: BoivinP_at_mar.dfo-mpo.gc.ca
>>
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>
>
>--
>_____________________________
>Jim Hawkins
>Oracle Database Administrator
>VelvetMellocet_at_netscape.net
>St. Louis, MO  USA
>
>
>
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>  INET: VelvetMellocet_at_netscape.net
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>Author: MacGregor, Ian A.
>  INET: ian_at_SLAC.Stanford.EDU
>
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-- 
_____________________________
Jim Hawkins
Oracle Database Administrator
VelvetMellocet_at_netscape.net
St. Louis, MO  USA



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