We routinely use plantuner. http://www.sai.msu.su/~megera/wiki/plantuner
On Tue, May 20, 2014 at 12:38 PM, Steve Crawford
<scrawford@pinpointresearch.com> wrote:
> Is there a way to force a specific index to be removed from consideration in
> planning a single query?
>
> Specifically, on a 60-million-row table I have an index that is a candidate
> for removal. I have identified the sets of nightly queries that use the
> index but before dropping it I would like to run EXPLAIN and do timing tests
> on the queries to see the impact of not having that index available and
> rewrite the query to efficiently use other indexes if necessary.
>
> Cheers,
> Steve
>
>
>
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