[Haskell-cafe] Merge hsql and HDBC -- there can only be one!

[Michael Snoyman]

FWIW, +1. Sorry for not speaking up sooner, I just don't have much to add:
of the three, I've only used HDBC.

Michael

On Wed, Jul 7, 2010 at 8:44 PM, Christopher Done
<chrisdone at googlemail.com>wrote:

> I did try Takusen with PostgreSQL and it worked perfectly for me, too.
> The only reason I'm using HDBC is because there was already a
> HaskellDB HDBC driver. I was considering writing a Takusen driver for
> HaskellDB, in fact (if possible).
>
> Anyway, the point remains, we need a single goto database library. I
> don't know if Takusen's left-fold typeable way of doing things is
> different enough to disqualify it from The Great Merge or not. Though
> the lack of response to this thread makes me think no one particularly
> thinks this is a problem. Is it worth the effort having one very high
> quality stable library instead of three fairly okay
> not-really-that-different maybe-working libraries?
>
> On 7 July 2010 19:29, Gregory Crosswhite <gcross at phys.washington.edu>
> wrote:
> >  I've been using Takusen for all of my database needs, which most of the
> > time means interfacing to a PostgreSQL database, and it has worked out
> > pretty well in practice.  In fact, I experimented with hsql and HDBC a
> while
> > back and for some reason I can't remember they turned out to be less
> > convenient than Takusen so I changed the code I was working on back over
> to
> > Takusen.
> >
> > Cheers,
> > Greg
> >
> > On 7/7/10 2:17 AM, Nick Rudnick wrote:
> >>
> >> Hi Chris,
> >>
> >>
> >> these are good questions -- actually, you might have mentioned Takusen,
> >> too.
> >>
> >> Clearly, HDBC is the largest of these projects, and there are lots of
> >> things well done there.
> >>
> >> Takusen has an interesting approach, and I would like to see a
> discussion
> >> here about the practical outcomes, as I have done no testing yet.
> >>
> >> I myself quite a time ago had an opportunity to do a Haskell job with a
> >> PostgreSQL backend for a client, where I tried out all three and got
> hsql
> >> running easiest. A maintainer was vacant, so I stepped in happily --
> doing
> >> refactorings, fixing problems at request, giving advice to people.
> >>
> >> I can say that I am quite a little PostgreSQL centric and that I have a
> >> GIS project in sight, for which I want to try to adapt hsql.
> >>
> >> Cheers,
> >>
> >>   Nick
> >>
> >>
> >> Christopher Done wrote:
> >>>
> >>> One thing that would be nice is a unification of the general database
> >>> libraries hsql and HDBC. What is the difference between them? Why are
> >>> there two, and why are there sets of drivers for both (duplication of
> >>> effort?)? I've used both in the past but I can't discern a real big
> >>> difference (I used the hsql-sqlite library and the HDBC-postgresql
> >>> library, whichever worked...). It seems the best thing to do is either
> >>> actively merge them together and encourage the community to move from
> >>> one to the other -- judging from what I've read HDBC is more up to
> >>> date and newer than hsql -- or have some documentation with damn good
> >>> reasons to choose one or the other, because currently this is a
> >>> needless source of confusion and possible duplication of effort for
> >>> Haskell's database libraries.
> >>>
> >>> I wasn't going to post until I'd actually researched the difference
> >>> myself properly but I didn't get chance to have a look over the
> >>> weekend, but I thought I'd pose the question. Do people actually care
> >>> about this?
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> >>
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