| From: | Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com> |
|---|---|
| To: | Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com> |
| Cc: | PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Multivariate MCV list vs. statistics target |
| Date: | 2019-07-06 22:02:38 |
| Message-ID: | 20190706220238.7a2ks2tiiecfruby@development |
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| Thread: | |
| Lists: | pgsql-hackers |
Hi,
apparently v1 of the ALTER STATISTICS patch was a bit confused about
length of the VacAttrStats array passed to statext_compute_stattarget,
causing segfaults. Attached v2 patch fixes that, and it also makes sure
we print warnings about ignored statistics only once.
regards
--
Tomas Vondra http://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
| Attachment | Content-Type | Size |
|---|---|---|
| alter-statistics-v2.patch | text/plain | 22.0 KB |
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