Re: [Haskell-cafe] Re: databases in Haskell type-safety

2009-01-30 Thread Alistair Bayley
2009/1/30 guenni68 red...@fedoms.com: Hi Alistair, yes, please, pretty please do! I really am desparate, I'm running into so much trouble because I have to export to MS-Access and I'm a little out of luck with HDBC. HDBC works like a charm unless you have to use MS-Access. Hmm... it's not

[Haskell-cafe] Re: databases in Haskell type-safety

2009-01-29 Thread guenni68
Hi Austin, could you post the patch please? So far there is no updated version of takusen that builds with ghc 6.10 Günther On 3 Jan., 11:25, Austin Seipp mad@gmail.com wrote: Excerpts from Gour's message of Sat Jan 03 03:48:44 -0600 2009: Hi! I'd like to use sqlite3 as

Re: [Haskell-cafe] Re: databases in Haskell type-safety

2009-01-29 Thread Austin Seipp
Excerpts from GŸuenther Schmidt's message of Thu Jan 29 07:42:51 -0600 2009: Hi Austin, could you post the patch please? So far there is no updated version of takusen that builds with ghc 6.10 Günther Hi Gunther, I recently got an email back from Alstair Bayley who is one of the

Re: [Haskell-cafe] Re: databases in Haskell type-safety

2009-01-29 Thread Alistair Bayley
I recently got an email back from Alstair Bayley who is one of the Takusen authors, and they said they are preparing a GHC 6.10 release (I was *not* the only person to submit a patch for ghc 6.10 building) but it may take a little while. You might want to get in contact with Alstair and ask

[Haskell-cafe] Re: databases in Haskell type-safety

2009-01-29 Thread guenni68
Hi Alistair, yes, please, pretty please do! I really am desparate, I'm running into so much trouble because I have to export to MS-Access and I'm a little out of luck with HDBC. HDBC works like a charm unless you have to use MS-Access. Günther On 29 Jan., 22:24, Alistair Bayley

Re: [Haskell-cafe] Re: databases in Haskell type-safety

2009-01-14 Thread Duncan Coutts
On Wed, 2009-01-14 at 10:19 +0800, Xie Hanjian wrote: * John Goerzen jgoer...@complete.org [2009-01-13 12:37:45 -0600]: To anyone annoyed with Haskell's library install process: you have no idea how good you have it unless you've tried Ruby and rails. Disagree. Rubygems is fairly easy

[Haskell-cafe] Re: databases in Haskell type-safety

2009-01-14 Thread Mauricio
Mauricio No. Only sqlite3_exec with INSERT, SELECT stuff, Mauricio and saving everything that needs structure in pseudo-xml Mauricio strings. Not that efficient, but easy to change to blobs when Mauricio everything is ready and tested. I see...I'm thinking to maybe store only paths for bigger

[Haskell-cafe] Re: databases in Haskell type-safety

2009-01-14 Thread Gour
Mauricio == Mauricio briqueabra...@yahoo.com writes: Mauricio You can always uuencode the pictures. Package 'dataenc' seems Mauricio nice, although I have not used it. Thanks. It looks like a nice 'workaround' with base64 encoding. Sincerely, Gour -- Gour | Zagreb, Croatia | GPG key:

[Haskell-cafe] Re: databases in Haskell type-safety

2009-01-13 Thread Gour
John == John Goerzen jgoer...@complete.org writes: John That's great. Even better if accompanied by a patch ;-) Heh, one of the things which prevents me advancing with my own Haskell project is lack of enough skills to provide bindings for one C-lib and here I see the same pattern...It looks I

[Haskell-cafe] Re: databases in Haskell type-safety

2009-01-13 Thread Gour
Mauricio == Mauricio briqueabra...@yahoo.com writes: Mauricio I've been doing a lot of low level sqlite3 lately (it's going Mauricio to be on a hackage package as soon as I finish my current Mauricio work). Have you done any work with BLOBs? Mauricio As long as I clearly isolate and test the

Re: [Haskell-cafe] Re: databases in Haskell type-safety

2009-01-13 Thread John Goerzen
Gour wrote: John == John Goerzen jgoer...@complete.org writes: John That's great. Even better if accompanied by a patch ;-) Heh, one of the things which prevents me advancing with my own Haskell project is lack of enough skills to provide bindings for one C-lib and here I see the same

[Haskell-cafe] Re: databases in Haskell type-safety

2009-01-13 Thread Mauricio
Mauricio I've been doing a lot of low level sqlite3 lately (it's going Mauricio to be on a hackage package as soon as I finish my current Mauricio work). Have you done any work with BLOBs? No. Only sqlite3_exec with INSERT, SELECT stuff, and saving everything that needs structure in

[Haskell-cafe] Re: databases in Haskell type-safety

2009-01-13 Thread Gour
Johannes == Johannes Waldmann waldm...@imn.htwk-leipzig.de writes: Johannes see Johannes http://article.gmane.org/gmane.comp.lang.haskell.libraries/10490 Thanks. Is it just a 'fix' or HSQL will be properly maintained as well? Sincerely, Gour -- Gour | Zagreb, Croatia | GPG key: C6E7162D

[Haskell-cafe] Re: databases in Haskell type-safety

2009-01-13 Thread Gour
Mauricio == Mauricio briqueabra...@yahoo.com writes: Mauricio No. Only sqlite3_exec with INSERT, SELECT stuff, Mauricio and saving everything that needs structure in pseudo-xml Mauricio strings. Not that efficient, but easy to change to blobs when Mauricio everything is ready and tested. I

[Haskell-cafe] Re: databases in Haskell type-safety

2009-01-13 Thread Johannes Waldmann
Johannes http://article.gmane.org/gmane.comp.lang.haskell.libraries/10490 Is it just a 'fix' or HSQL will be properly maintained as well? Just a fix for Setup.hs and *.cabal, and no changes to the real code (w.r.t. version -1.7 presently available from hackage) J.W.

Re: [Haskell-cafe] Re: databases in Haskell type-safety

2009-01-13 Thread Xie Hanjian
* John Goerzen jgoer...@complete.org [2009-01-13 12:37:45 -0600]: Gour wrote: John == John Goerzen jgoer...@complete.org writes: John That's great. Even better if accompanied by a patch ;-) Heh, one of the things which prevents me advancing with my own Haskell project is lack of

Re: [Haskell-cafe] Re: databases in Haskell type-safety

2009-01-13 Thread John Goerzen
Xie Hanjian wrote: * John Goerzen jgoer...@complete.org [2009-01-13 12:37:45 -0600]: Redmine requires only ruby 1.8.6 and rails 2.1.2, which are both stable releases, so I think an upgrade of your ruby stack is very reasonable. It also requires a newer version of rake than is in Debian. Not

Re: [Haskell-cafe] Re: databases in Haskell type-safety

2009-01-13 Thread Xie Hanjian
* John Goerzen jgoer...@complete.org [2009-01-13 20:53:40 -0600]: Xie Hanjian wrote: * John Goerzen jgoer...@complete.org [2009-01-13 12:37:45 -0600]: Redmine requires only ruby 1.8.6 and rails 2.1.2, which are both stable releases, so I think an upgrade of your ruby stack is very

[Haskell-cafe] Re: databases in Haskell type-safety

2009-01-09 Thread Gour
John == John Goerzen jgoer...@complete.org writes: Hello John, John I would say that database interactions are typically limited to a John small part of code. In small programs, I generally have a DB John module that does the queries, and marshals everything to/from the John rich Haskell types

Re: [Haskell-cafe] Re: databases in Haskell type-safety

2009-01-09 Thread John Goerzen
Gour wrote: John HDBC is a low-level abstraction, which can be used on its own or, John of course, as a layer underlying HaskellDB or some such. I do not John dispute the use of tools such as HaskellDB or others that try to John automate the business of representing a database's schema -- and

[Haskell-cafe] Re: databases in Haskell type-safety

2009-01-09 Thread Mauricio
However options in d) do not offer, afaik, type-safety which is emblem of Haskell language, so I wonder how much this could be the problem for real-world usage? I've been doing a lot of low level sqlite3 lately (it's going to be on a hackage package as soon as I finish my current work). As long

[Haskell-cafe] Re: databases in Haskell type-safety

2009-01-09 Thread Johannes Waldmann
[on hsql] Still, it would be nice to present some info 'cause web site still shows 1.7 from Dec '05 as the latest release see http://article.gmane.org/gmane.comp.lang.haskell.libraries/10490 J.W. ___ Haskell-Cafe mailing list

[Haskell-cafe] Re: databases in Haskell type-safety

2009-01-03 Thread Gour
Henning == schlepp...@henning-thielemann.de writes: Henning No, it is maintained by frede...@ofb.net . I have also Henning contributed Oracle/OCI code a half year ago. Oops, I stand corrected...nice to hear. Still, it would be nice to present some info 'cause web site still shows 1.7 from Dec

[Haskell-cafe] Re: databases in Haskell type-safety

2009-01-03 Thread Gour
Austin == Austin Seipp mad@gmail.com writes: Austin Have you tried the simple sqlite3 bindings available? Austin http://hackage.haskell.org/cgi-bin/hackage-scripts/package/sqlite Not (yet), but those are the one I mentioned (besides HDBC) under d) ;) Austin Takusen is based on the (unique)