(trunc(sysdate) - trunc(erh.arrival_dt)) >= 7
becomes
- trunc(erh.arrival_dt) >= 7 - trunc(sysdate)
becomes by negating
trunc(erh.arrival_dt) <= trunc(sysdate) - 7
becomes
erh.arrival_dt <= trunc(sysdate) - 7 + 0.99999
hth
connor
- Cherie_Machler_at_gelco.com wrote: >
> I think that the following statement is keeping this
> application from using
> an index in my cost-based execution plan. This is
> an 8.0.4 database so I
> don't have the option of creating a function-based
> index.
>
> I'm not that great with SQL. Can anyone help me
> rewrite this statement so
> that I don't need to use the TRUNC function on this
> column in blue?
>
> (trunc(sysdate) - trunc(erh.arrival_dt)) >= 7 AND
>
> Thanks,
>
> Cherie Machler
> Oracle DBA
> Gelco Information Network
>
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> Author:
> INET: Cherie_Machler_at_gelco.com
>
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Received on Thu Nov 15 2001 - 11:46:37 CST