| From: | KaiGai Kohei <kaigai(at)ak(dot)jp(dot)nec(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Takahiro Itagaki <itagaki(dot)takahiro(at)oss(dot)ntt(dot)co(dot)jp>, KaiGai Kohei <kaigai(at)kaigai(dot)gr(dot)jp>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Jaime Casanova <jcasanov(at)systemguards(dot)com(dot)ec>, Greg Smith <greg(at)2ndquadrant(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Largeobject Access Controls (r2460) |
| Date: | 2010-02-04 08:30:39 |
| Message-ID: | 4B6A85AF.7020103@ak.jp.nec.com |
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| Lists: | pgsql-hackers |
(2010/02/04 0:20), Robert Haas wrote:
> 2010/2/1 KaiGai Kohei<kaigai(at)ak(dot)jp(dot)nec(dot)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(at)ak(dot)jp(dot)nec(dot)com>
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