[Haskell-cafe] ANNOUNCE: Takusen 0.8.6

aditya siram aditya.siram at gmail.com
Sun Aug 1 14:44:33 EDT 2010

Why are the Takusen module links on Hackage dead? I would also like to take
this opportunity to request a Takusen tutorial and to thank you for this
innovative library.

On Sun, Aug 1, 2010 at 12:59 PM, Jason Dagit <dagit at codersbase.com> wrote:

> On Sun, Aug 1, 2010 at 9:10 AM, David Anderson <dave at natulte.net> wrote:
> >
> > Congrats on the release.
> >
> > Just one humble suggestion: your email assumes that the reader already
> > knows what Takusen is. Reading the email, all I can infer is that it
> > has something to do with databases, because of the ODBC reference. The
> > only link in the email also does nothing to explain, since it just
> > links to a ball of code. The README there also assumes that I already
> > know that I want Takusen, and so doesn't bother to explain what it
> > does, only how to use it.
> Sorry about that.  The description from hackage:
> http://hackage.haskell.org/package/Takusen
> Takusen: Database library with left-fold interface, for PostgreSQL, Oracle,
> SQLite, ODBC.
> Takusen is a DBMS access library. Like HSQL and HDBC, we support arbitrary
> SQL statements (currently strings, extensible to anything that can be
> converted to a string).
> Takusen's unique selling point is safety and efficiency. We statically
> ensure all acquired database resources - such as cursors, connections, and
> statement handles - are released, exactly once, at predictable times.
> Takusen can avoid loading the whole result set in memory, and so can handle
> queries returning millions of rows in constant space. Takusen also supports
> automatic marshalling and unmarshalling of results and query parameters.
> These benefits come from the design of query result processing around a
> left-fold enumerator.
> Currently we fully support ODBC, Oracle, Sqlite, and PostgreSQL.
>> Ideally, release announcements should always include a 1-sentence
>> executive summary of what the project is, before heading on to what is
>> new. Say, "The Takusen team would like to announce the latest release
>> of Takusen, 0.8.6. Takusen is <insert description here, 'cos I'm still
>> not quite sure>. This is primarily a bugfix release..."
> Thanks, I'll remember that.
> Jason
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