Re: BUG #14210: filter by "=" constraint doesn't work when hash index is present on a column - Mailing list pgsql-bugs

From Peter Geoghegan
Subject Re: BUG #14210: filter by "=" constraint doesn't work when hash index is present on a column
Date
Msg-id CAM3SWZT7YYjf=SR-Vc6GCe6g1zHrUjKaA=5UwLymO3goWxPR+w@mail.gmail.com
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In response to Re: BUG #14210: filter by "=" constraint doesn't work when hash index is present on a column  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: BUG #14210: filter by "=" constraint doesn't work when hash index is present on a column
List pgsql-bugs
On Sat, Jun 25, 2016 at 12:01 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> I'm in favor of just adding a debug option. We should introduce a more
>> general idea of a #define that enables a variety of debugging options,
>> because it's silly to have to worry about buildfarm coverage each and
>> every time this crops up. I'm not entirely sure what level that should
>> be scoped at. The status quo is impractical.
>
> I don't exactly see how that leads to any improvement --- you still end
> up having to manually configure some buildfarm critters for coverage, no?

Yes, but you only have to do it once. I don't see the problem with
creating a #define that represents a grab-bag of debug options that
should run on one or two buildfarm animals. That doesn't preclude also
allowing things like RAW_EXPRESSION_COVERAGE_TEST to be enabled more
selectively.

In short, I want to make it easier to add custom debugging options
that could trip a regression test failure.

--
Peter Geoghegan

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