| From: | Taylor Vesely <tvesely(at)pivotal(dot)io> |
|---|---|
| To: | Ashutosh Sharma <ashu(dot)coek88(at)gmail(dot)com> |
| Cc: | Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, Alexandra Wang <lewang(at)pivotal(dot)io>, Ashwin Agrawal <aagrawal(at)pivotal(dot)io>, DEV_OPS <devops(at)ww-it(dot)cn>, PostgreSQL mailing lists <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Zedstore - compressed in-core columnar storage |
| Date: | 2019-11-05 00:40:03 |
| Message-ID: | CAFaX_4JZvz3pVBBEhgkmrAAq7-A0_dahPBgmAh8mYMULGoLT1g@mail.gmail.com |
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| Lists: | pgsql-hackers |
> When a zedstore table is queried using *invalid* ctid, the server
> crashes due to assertion failure. See below,
>
> postgres=# select * from t1 where ctid = '(0, 0)';
> server closed the connection unexpectedly
> This probably means the server terminated abnormally
> before or while processing the request.
> The connection to the server was lost. Attempting reset: Failed.
>
> I believe above should have either returned 0 rows or failed with some
> user friendly error.
We pushed a fix for this today. It now returns zero rows, like the
equivalent query with heap. Thanks for reporting!
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