Hehe.. well, that was more or less the point, since Doctor Who was the
first thing the app ever player ;)
On Thu, Sep 12, 2013 at 11:09 PM, Jason H <scorp...@yahoo.com> wrote:
> Cool. I misread Wt::Dbo and got a little over-excited when I saw
> Pandorica and 'Dr::Who'
>
>
> ------------------------------
> *From:* Marco Gulino <marco.gul...@gmail.com>
> *To:* witty-interest@lists.sourceforge.net
> *Sent:* Thursday, September 12, 2013 3:32 PM
> *Subject:* [Wt-interest] Wt DBO Migration "module"
>
> Hello!
> I just wanted to share this little utility I'm using in a couple of my
> projects (one of them, Pandorica, a web media player, is hosted on github
> here: https://github.com/GuLinux/Pandorica , you might want to give a
> look to it too).
> Basically it's a class that brings ruby on rails like migrations in
> Wt::Dbo, versioning your database schema in order to smoothly upgrade it on
> production servers.
>
> You may see what a single migration looks like in here:
> https://github.com/GuLinux/Pandorica/blob/master/src/migrations/comments.h
> I have added both an "execute" method for running general purpose
> statements, and various helpers like "createTable", "addColumn",
> "renameColumn" and so on.
> The "CREATE_MIGRATION" macro (defined in here:
> https://git.gulinux.net/web/public?p=Wt-Commons.git;a=blob;f=migratedbo.h;h=f4d2ee2e84a6c966d9c606504d8586b28c113316;hb=HEAD#l38
> )
> creates a new method returning a "prepared" migration, you then just pass a
> vector of migrations (and of course, order matters!) to the "MigrateDBO"
> class, and on its destructor the "missing" migrations will be applied.
>
> Of course it's still quite experimental, it only implements a few helpers,
> and it needs a SqlConnection instance (which I understand it's supposed to
> be a Dbo internal, and not used directly) mainly to get Dbo types and to
> change sql dialect based on the backend.
> I also had to "emulate" some commands that in sqlite3 are not supported,
> like dropping, renaming and changing a column.
> Also remember to define HAVE_SQLITE3, HAVE_MYSQL and HAVE_POSTGRES macros,
> otherwise no backend will be included.
>
> So, the repository where you can find it is in here:
> https://git.gulinux.net/web/public?p=Wt-Commons.git;a=summary and the
> files you're looking for are migratedbo*
> There are also a few more utilities, I should think of writing some docs
> about them as they can be quite handy.
>
> Oh, and beware: c++11 only code...
>
> Hope you'll like it, any feedback is welcome!
>
>
>
>
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