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Getting a ORA-01555 in a data warehouse

edited Nov 7, 2011 12:24AM in Database Administration (MOSC) 4 commentsAnswered
Hi!
I got a ORA-01555 in our dw the other nigth.

That has not happened for like a year. But I have not worked here that long.

I looked at undo_retention and that was set to the default (900).

I guess that I need to change that, is there other parameters as well?

Regards
U

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