Re: 11gR2 - what patch level?

  • From: Nuno Souto <dbvision@xxxxxxxxxxxx>
  • Date: Tue, 06 Jul 2010 15:56:03 +1000

That's on a fully populated installation, with all features being used.
In our HR/Payroll db of which only HCM is being used, we have 29000
tables and 34000 indexes. Of these only about 2000 have any data,
everything else is empty. Or at least, that's what a full export shows.
That is my worry.

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Cheers
Nuno Souto
dbvision@xxxxxxxxxxxx


Go-Faster Consultancy Ltd. wrote,on my timestamp of 6/07/2010 7:17 AM:
Although I haven't played with this feature in conjunction with PeopleSoft myself, I don't think it would be a huge problem. Most of the empty tables in PeopleSoft are PeopleSoft Temporary Records - these are normal database tables used for temporary working storage by Application Engine programs. PeopleSoft (since version 8) creates many identical temporary tables and allocates different tables to different instances of the same program. It is better than multiple concurrent processes sharing the same temporary record (and before someone askes they don't use Global Temporary Tables because they are Oracle specific). You tend to get the same temporary tables reused repeatedly. You might have 10 copies of a table, but if you only ever run one instance of a program which uses that table at any one time, then normally you should only ever access the same temporary table, and you might never access the other 9. So, you only create the one physical segment.


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