From: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
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To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: allow COPY routines to read arbitrary numbers of fields |
Date: | 2010-12-06 18:07:44 |
Message-ID: | 4CFD2670.2050307@dunslane.net |
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Lists: | pgsql-hackers |
On 12/06/2010 12:11 PM, Tom Lane wrote:
> Andrew Dunstan<andrew(at)dunslane(dot)net> writes:
>> Attached is a patch that allows CopyReadAttibutesText() and
>> CopyReadAttributesCSV() to read arbitrary numbers of attributes.
>> Underflowing attributes are recorded as null, and space is made for
>> overflowing attributes on a line.
> Why are you still passing nfields as a separate parameter instead of
> relying on the value you added to the struct? That can't do anything
> except cause confusion, especially once the two values diverge due to a
> previous array-expansion.
Good point. will fix.
> Also, why did you change the setup code to
> not compute nfields in binary mode? That seems at best an unnecessary
> change, and at worst a breakage of the binary path --- did you test it?
AFAICT it's not used in binary mode at all. But I will double check.
> Also please be a little more careful with the formatting.
Ok, Will fix also. Thanks for he comments.
cheers
andre
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