Re: update statistic in dbexport file
Posted in 2003
This is the current 'state' that the database statistics are in. It's
criteria for deciding 'which tables' is based on whether the optimiser
considers that the statistics are useful for determining the most efficient
means of answering a query.
"Bill Hamilton"
<laidback@finsco. To: "informix-list iiug" <informix-list@iiug.org>
com> cc:
Sent by: Subject: update statistic in dbexport file
owner-informix-li
st@iiug.org
17/10/2003 09:59
I recently exported a database and found
"update statistic high on ..."
for about 50 tables.
Why is this done by dbexport and what criteria does it use to decide which
tables?
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