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Re: Largeobject Access Controls (r2460)

Kouhei Kaigai <kaigai@ak.jp.nec.com>

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From: KaiGai Kohei <kaigai@ak.jp.nec.com>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Takahiro Itagaki <itagaki.takahiro@oss.ntt.co.jp>, KaiGai Kohei <kaigai@kaigai.gr.jp>, Tom Lane <tgl@sss.pgh.pa.us>, Jaime Casanova <jcasanov@systemguards.com.ec>, Greg Smith <greg@2ndquadrant.com>, pgsql-hackers@postgresql.org
Date: 2010-02-04T08:30:39Z
Lists: pgsql-hackers 
(2010/02/04 0:20), Robert Haas wrote:
> 2010/2/1 KaiGai Kohei<kaigai@ak.jp.nec.com>:
>> I again wonder whether we are on the right direction.
> 
> I believe the proposed approach is to dump blob metadata if and only
> if you are also dumping blob contents, and to do all of this for data
> dumps but not schema dumps.  That seems about right to me.

In other words:

 <default>     -> blob contents and metadata (owner, acl, comments) shall
                  be dumped
 --data-only   -> only blob contents shall be dumped
 --schema-only -> neither blob contents and metadata are dumped.

Can I understand correctly?

>> Originally, the reason why we decide to use per blob toc entry was
>> that "BLOB ACLS" entry needs a few exceptional treatments in the code.
>> But, if we deal with "BLOB ITEM" entry as data contents, it will also
>> need additional exceptional treatments.
> 
> But the new ones are less objectionable, maybe.
> 
> ...Robert
> 


-- 
OSS Platform Development Division, NEC
KaiGai Kohei <kaigai@ak.jp.nec.com>