Re: dbexport/dbimport problems
Posted in 1995
Topics: Performance & Tuning, Storage & Space Management, Migration, Import/Export & Data Conversion
In article <1995Jan23.130106.17629@bilpin.co.uk>, tony@bilpin.co.uk (Tony Desborough) writes:
|> Hi,
|>
|> We have a production database that has been live for about a
|> year. Application performance on this database has been fine.
|>
|> As the number of extents for some tables was becoming excessive,
|> a full dbexport/dbimport was carried out on the database. Although
|> no problems were experienced during the export/import, once the
|> system was live again, the performance had degraded *significantly*.
|> After a days use, the performance is still awful. I had expected
|> the performance to increase.
|>
|> Has anyone had similar experiences following a dbimport, or can
|> anyone explain what the problem may be.
Try running "update statistics". I seem to remember we had similar problems
which were resolved in this way
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