Stephen Frost <[email protected]> writes:
> * Tom Lane ([email protected]) wrote:
>> A saner
>> approach, which would also help for other corner cases such as
>> out-of-disk-space, would be to check for write failures on the output
>> file and abandon the query if any occur.
> I had considered this, but I'm not sure we really need to catch *every*
> write failure. Perhaps just catching if the '\n' at the end of a row
> fails to be written out would be sufficient?
If you're combining this with the FETCH_COUNT logic then it seems like
it'd be sufficient to check ferror(fout) once per fetch chunk, and just
fall out of that loop then. I don't want psql issuing query cancels
on its own authority, either.
regards, tom lane
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