Re: [HACKERS] close_ps, NULLs, and DirectFunctionCall

On Wed, Sep 20, 2017 at 4:25 PM, Andrew Gierth
<andrew@tao11.riddles.org.uk> wrote:
> postgres=# select point(1,2) ## '((0,0),(NaN,NaN))'::box;
> ERROR:  function 0x9c5de0 returned NULL
>
> postgres=# select point(1,2) <-> '((0,0),(NaN,NaN))'::box;
> ERROR:  function 0x9c5de0 returned NULL
>
> This seems ... unhelpful (though it's at least better than crashing) and
> inconsistent.

I'd call that a bug.

> The most consistent fix would seem
> to be to make all the affected functions return NULL,

Based on your description of the problem I would tend to agree,
although I'm not really familiar with this area.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company


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