Re: pqlib large object error

On Tue, 2008-06-10 at 17:06 -0400, Tom Lane wrote:
> Edward Amsden <[email protected]> writes:
> > I am using the following code to create the large object:
> > 		lo_1 =  lo_creat(connect1, INV_READ|INV_WRITE);
> > 		if (lo_1 > 0) {
> > 			... (open and write)
> > 		} else {
> > 			fprintf (stderr, "Unable to create large object: %s\n", PQerrorMessage(connect1));
> > 		}
> 
> BTW, what type do you have lo_1 declared as?  It strikes me that if it's
> signed int32, and your OID counter is past 2 billion, this code would
> fail because it would misinterpret a valid OID as negative.  The printf
> would then report whatever the last error on the connection had been.
> This still wouldn't explain why you're getting the duplicate-key error,
> but it might at least point to the proper place to look.
> 
It is defined as the Oid type from pqlib-fs.h
> 			regards, tom lane


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