[Phpmyadmin-devel] XML export/import : view of view

Dieter Adriaenssens dieter.adriaenssens at gmail.com
Tue Feb 8 19:48:01 CET 2011

2010/12/31 Dieter Adriaenssens <dieter.adriaenssens at gmail.com>:
> 2010/12/27 AAMIR KHAN <ak4u2009 at gmail.com>:
>> On Mon, Dec 27, 2010 at 7:14 PM, Michal Čihař <michal at cihar.com> wrote:
>>> Hi
>>> Dne Sat, 25 Dec 2010 12:35:45 +0100
>>> Dieter Adriaenssens <dieter.adriaenssens at gmail.com> napsal(a):
>>>> I'd like your opinion about exporting view of view in xml format.
>>>> Aamir Khan prepared a patch [0] that creates an XML export in the way
>>>> this is handled in SQL export, ie first all tables and views are
>>>> exported. All views are exported as standin tables with the same
>>>> structure. Then all views are recreated, first dropping the standin
>>>> tables, and creating the real views. The reason for this is to make
>>>> sure that when creating a view that uses another view, it at least
>>>> exists, thus avoiding an error upon importing it again.
>>>> Downside of this is that the xml export of the structure schema gets a
>>>> bit confusing with a <pma:table>, <pma:drop> and <pma:view> tag for
>>>> every view, as the xml export is intended to be used by custom
>>>> scripting.
>>> I don't think that XML should be replacement of the SQL, especially I
>>> don't see need for <pma:drop>. So it should just describe the data and
>>> import should handle such problems.
>> I have created one test XML file as well as patch to implement
>> <pma:drop-stand-in> previously <pma:drop> as children of the
>> <pma:view> and renamed the tag names to make less confusion.
> Hi Aamir,
> I took a look at your patch (xml-view-nested.diff [0]). I don't
> understand why you keep the stand-in and stand-in-drop in the export,
> if you go to the trouble of changing the import process to take care
> of the nested stand-in-drop. Wouldn't it be easier to just have an
> export of <pma:view> (without stand-in or drop) and make the necessary
> changes in import to take care of the view of view problem? (I
> described how this should work in an earlier post)
> [0] http://sourceforge.net/tracker/download.php?group_id=23067&atid=377410&file_id=397010&aid=3141565
> Happy New Year!
> Seasonal greetings,
> Dieter

Hi Aamir,

I hope you are doing fine.

Are you still working on a patch for the xml export/import of views?

Kind regards,


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