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Jay wrote:
> I'm trying to speed up my query which selects only 30 records out of
> 3million records.
> All my conditions are indexed but when I explains it, it says TABLE ACCESS
> FULL.
> I use "between" and, it seemingly, when I reduce range of "between" then it
> does INDEX RANGE SCAN.
>
> Is there anyway I can force to do INDEX RANGE SCAN?
> Thanks.
> -Jay
>
post your oracle version and query. Also, what are
optimizer_index_caching and optimizer_index_cost_adj set to?
Have you analyzed the relevant tables/indexes?
Received on Wed Oct 22 2003 - 15:28:50 CDT