RE: "snapshot too old" and undo_retention
- From: "Allen, Brandon" <Brandon.Allen@xxxxxxxxxxx>
- To: <roger_xu@xxxxxxxxxxx>, "Oracle-L@Freelists. Org (E-mail)" <oracle-l@xxxxxxxxxxxxx>
- Date: Thu, 29 Sep 2005 14:38:22 -0700
Are you computing stats (100% sample size)? Perhaps you could/should estimate
a small portion, like 5% instead?
-----Original Message-----
From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx]On
Behalf Of Roger Xu
We have a huge table and it takes more than 24 hours to collect its statistics.
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