Re: parser handling of large object OIDs

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От Robert Haas
Тема Re: parser handling of large object OIDs
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Msg-id AANLkTinKniGkHnHnD0O8vNwbGHxDByfH09wEYZk6C1Mp@mail.gmail.com
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Ответ на parser handling of large object OIDs  (Robert Haas <robertmhaas@gmail.com>)
Ответы Re: parser handling of large object OIDs  (Tom Lane <tgl@sss.pgh.pa.us>)
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On Wed, Jun 9, 2010 at 5:02 PM, Robert Haas <robertmhaas@gmail.com> wrote:
> I believe that the comment code is probably right, because I think
> IConst can only handle values < 2^31, whereas OIDs can be as large as
> 2^32-1.

I investigated this a little more and the above analysis turns out to
be correct.  ALTER LARGE OBJECT OWNER and GRANT ... ON LARGE OBJECT
don't work for large objects outside the range of a signed integer.
Session demonstrating the problem and proposed patch attached.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise Postgres Company

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