| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Howard Lowndes <lannet(at)lannet(dot)com(dot)au> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: BLOBs, pg_dump & pg_restore |
| Date: | 2003-10-02 14:18:49 |
| Message-ID: | 26879.1065104329@sss.pgh.pa.us |
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| Lists: | pgsql-general |
Howard Lowndes <lannet(at)lannet(dot)com(dot)au> writes:
> When you dump a database with the BLOBs, even with the -c option, and then
> restore that database again with the -c option, you get double the BLOBs.
> The original BLOBs are there as are the new copies, and the cross
> referenced oids are updated.
Yeah. I don't believe "-c" causes anything much to be done with BLOBs.
It would be fairly risky to try, since the premise of "-c" is that you
don't want the *whole* database wiped out, only the objects you are
replacing. I'd worry about zapping BLOBs that are still referenced
elsewhere ...
regards, tom lane
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