On 13 December 2012 03:28, Jeff Janes <jeff.janes@xxxxxxxxx> wrote:
This looks like the same large-index over-penalty as discussed in the
recent thread " Slow query: bitmap scan troubles".
Back-patching the log(npages) change is starting to look like a good idea.
Cheers,
Jeff
Thanks for the information Jeff. That does seem to be related.