Seamus Abshere <sea...@abshere.net> writes:
> On Mon, Feb 22, 2016, at 02:14 PM, Tom Lane wrote:
>> IOW, almost certainly we *don't* realize that the query will involve
>> scanning through gigabytes of index pages. But btree indexes are much
>> simpler and easier to make that estimate for...
> Isn't this the crux of my issue, at least?
Not unless you are using a GIST index for booleans, which I sure hope you
ain't.
regards, tom lane
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