| From: | "Heikki Linnakangas" <heikki(at)enterprisedb(dot)com> |
|---|---|
| To: | "Tino Wildenhain" <tino(at)wildenhain(dot)de> |
| Cc: | "Campbell, Lance" <lance(at)illinois(dot)edu>, "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>, <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: Symbolic Links to Tablespaces |
| Date: | 2008-05-26 20:26:15 |
| Message-ID: | 483B1CE7.9030201@enterprisedb.com |
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| Thread: | |
| Lists: | pgsql-performance |
Tino Wildenhain wrote:
> Heikki Linnakangas wrote:
> ...
>> Shut down the database server, replace the symbolic link in
>> data/pg_tblspc to the new location, and start the server again. The
>> location is also stored in pg_tablespace catalog; you'll need to fix
>> it with "UPDATE pg_tablespace SET spclocation ='/someotherdir/xyz_tbl'
>> WHERE spcname='xyz_tbl'", or pg_dumpall will still show the old location.
>>
> wouldn't alter tablespace be not more easy and less fragile?
Yes. But it requires copying all the data.
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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