> On Tue, Jan 31, 2006 at 09:50:26PM -0600, Andrew Dunstan wrote:
> > >> Also, should we disable DELIMITER and NULL from sharing characters?
> > >
> > > That's on about line 916, post-patch:
> > >
> > > /* Don't allow the delimiter to appear in the null string. */
> > > if (strchr(cstate->null_print, cstate->delim) != NULL)
> > > ereport(ERROR,
> > > (errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
> > > errmsg("COPY delimiter must not appear in the NULL
> > > specification")));
> > >
> > > I suppose that a different error code might be The Right Thing???
> > > here.
> > ERRCODE_WHAT WERE_YOU_THINKING ?
> That's an excellent candidate, or maybe ERRCODE_INVALID_PARAMETER_VALUE.
> My vote is for ERRCODE_D00D_WTF ;)
> Maybe we need an error code for mutually incompatible param values.
Attached is a patch that errors for \r and \n in delimiter and null. I
kept the ERRCODE_FEATURE_NOT_SUPPORTED error code because that is what
all the other error tests use in the copy code in that area. I did
nothing with backslash.
FYI, David, my email reader is having problems reading your emails
because of this line:
Content-Type: text/plain; charset=iso_8859_1
My understanding is this should be iso-8859-1, with dashes.
Bruce Momjian | http://candle.pha.pa.us
email@example.com | (610) 359-1001
+ If your life is a hard drive, | 13 Roberts Road
+ Christ can be your backup. | Newtown Square, Pennsylvania 19073
RCS file: /cvsroot/pgsql/src/backend/commands/copy.c,v
retrieving revision 1.257
diff -c -c -r1.257 copy.c
*** src/backend/commands/copy.c 28 Dec 2005 03:25:32 -0000 1.257
--- src/backend/commands/copy.c 1 Feb 2006 04:21:31 -0000
*** 856,861 ****
--- 856,874 ----
errmsg("COPY delimiter must be a single
+ /* Disallow end-of-line characters */
+ if (strchr(cstate->delim, '\r') != NULL ||
+ strchr(cstate->delim, '\n') != NULL)
+ errmsg("COPY delimiter cannot be newline or
+ if (strchr(cstate->null_print, '\r') != NULL ||
+ strchr(cstate->null_print, '\n') != NULL)
+ errmsg("COPY null cannot be newline or
/* Check header */
if (!cstate->csv_mode && cstate->header_line)
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