Thank you for reviewing,

 2014 13:10:57 +0530, Rushabh Lathia <rushabh.lat...@gmail.com> wrote in 
<cagpqqf0kdfajizx0vca_-wazwu+xj5mdnl-hgg1sez9aw3c...@mail.gmail.com>
> I gone through patch and here is the review for this patch:
> 
> 
> .) patch go applied on master branch with patch -p1 command
>    (git apply failed)
> .) regression make check run fine
> .) testcase coverage is missing in the patch
> .) Over all coding/patch looks good.
> 
> Few comments:
> 
> 1) Any particular reason for not adding SESSION_USER/USER also made usable
> for this command ?

No particular reson. This patch was the first step and if this is
the adequate way and adding them is desirable, I will add them.

> 2) I think RoleId_or_curruser can be used for following role:
> 
>     /* ALTER TABLE <name> OWNER TO RoleId */
>             | OWNER TO RoleId

Good catch. I'll try it.

> 3) In the documentation patch, added for CURRENT_USER but CURRENT_ROLE is
> missing.

Mmm.. I didn't added CURRENT_ROLE in the previous patch.

I suppose CURRENT_ROLE is an implicit alias of CURRENT_USER
because it is not explained in the page below in spite of
existing in syntax.

http://www.postgresql.org/docs/9.4/static/functions-info.html

and it is currently usable only in expressions, so the following
SQL failed and all syntax using auth_ident will fail.

postgres=# CREATE USER MAPPING FOR CURRENT_ROLE SERVER s1;
ERROR:  syntax error at or near "current_role"

share/doc/html/sql-createusermapping.html

| Synopsis
| 
| CREATE USER MAPPING FOR { user_name | USER | CURRENT_USER | PUBLIC }

I don't know why the 'USER' is added here, but anyway I can add
'CURRENT_ROLE' there in gram.y but it seems not necessary to add
it to document.


Ok, I'll modify this patch so that,

  - Make CURRENT_USER/ROLE usable in TABLE OWNER TO.

and since adding CURRENT_ROLE is the another thing, I'll do the
following things as additional patch.

 - Add USER, CURRENT_ROLE and SESSION_* for the place where
   CURRENT_USER is usable now.  auth_ident and
   RoleId_or_curruser.

regards,

-- 
Kyotaro Horiguchi
NTT Open Source Software Center



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