| From: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
|---|---|
| To: | Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Uninterruptible slow geo_ops.c |
| Date: | 2015-12-14 19:48:14 |
| Message-ID: | 20151214194814.GB2618@alvherre.pgsql |
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| Lists: | pgsql-hackers |
Alvaro Herrera wrote:
> While I'm not familiar with the code itself, and can't post the exact
> slow query just yet, I have noticed that it is missing a
> CHECK_FOR_INTERRUPTS() call to enable cancelling the slow query. I'd
> backpatch this all the way back. (The exact issue they hit is mutual
> recursion between touched_lseg_between_poly and lseg_between_poly.
> Since the latter also recurses on itself, the best way forward seem to
> add a check for interrupts in the loop there.)
Pushed this part.
--
Álvaro Herrera http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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