Re: COPY syntax improvement

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
Cc: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: COPY syntax improvement
Date: 2002-06-19 17:39:20
Message-ID: 200206191739.g5JHdKc23443@candle.pha.pa.us
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Bruce Momjian wrote:
> I am working on the TODO item:
>
> o Change syntax to WITH DELIMITER, (keep old syntax around?)
>
> and I have added syntax so COPY can now accept all parameters at the end
> using WITH:
>
> COPY table
> FROM { 'filename' | stdin }
> [ [ WITH ]
> [ BINARY ]
> [ OIDS ]
> [ DELIMITER 'delimiter' ]
> [ NULL AS 'null string' ] ]
>
> (COPY TO is similar.)

Actually, in looking at the grammar, I see no reason NULL should have AS
while DELIMITER does not. New syntax has AS optional for both:

COPY table
FROM { 'filename' | stdin }
[ [ WITH ]
[ BINARY ]
[ OIDS ]
[ DELIMITER [ AS ] 'delimiter' ]
[ NULL [ AS ] 'null string' ] ]

--
Bruce Momjian | http://candle.pha.pa.us
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