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Newsgroups: comp.lang.ada
Subject: Re: Qt Ada database support?
References: <umy8hve4h.fsf@stephe-leake.org>
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From: Stephen Leake <stephen_leake@stephe-leake.org>
Date: Fri, 12 Jun 2009 06:54:23 -0400
Message-ID: <u4oulwwm8.fsf@stephe-leake.org>
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Date: 2009-06-12T06:54:23-04:00
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Emmanuel Briot <briot.emmanuel@gmail.com> writes:

> The GNAT Components Collection (gnatcoll) was released some time ago
> and is part of the public release. Among a lot of other goodies, it
> includes the GNATCOLL.SQL hierarchy of packages, which abstract the
> DBMS backend, while providing additional features, like Ada
> subprograms to write syntactically correct queries, local caches of
> query results, type safety,...
> We had published a paper at Ada Europe 2008 about it.

There is interesting stuff in that collection.

I guess I should read the proceedings of the Ada Europe conferences;
looks like they'll be available on-line in a few months
http://www.ada-europe.org/AUJ/index.html 

> The last release only includes support for postgresSQL, but we
> recently added support for sqlite3 (which by the way required a major
> redesign of the API). 

It is difficult to design a "generic multi-backend API" when you only
have one backend!

> Adding mysql is part of the plan and should be rather easy now.
>
> You could look into that (either by accessing the public subversion
> repositories, or through your usual support contract)

This is for home stuff, so I don't want to do it thru my support
contract. I'll see if I can access the public repository; that will be
my first use of subversion (I went straight from CVS to monotone :).

-- 
-- Stephe