[Haskell-cafe] haskelldb basic documentation needed
Steve Lihn
stevelihn at gmail.com
Wed Jan 16 23:36:41 EST 2008
For mysql (via HDBC),some documentation is available here. But it is
rather going through HDBC-ODBC-mysql. It is a bit complex than you
would normally expect with mysql.
http://en.wikibooks.org/wiki/Haskell/Database
2008/1/15 Justin Bailey <jgbailey at gmail.com>:
> 2008/1/15 Immanuel Normann <immanuel.normann at googlemail.com>:
>
> > I don't know what pairs of strings this function needs. The API
> description is to unspecific:
> >
> >
> > > The connect function takes some driver specific name, value pairs use to
> setup the database connection, and a database action to run.
> >
> >
> > What are the specific name value pairs needed (for a connection to a mysql
> db )?
> > Immanuel
>
> Your best bet is to download the appropriate drivers - either
> haskelld-hdbc-mysql or haskelldb-hsql-mysql. If you get the haskelldb
> sources via darcs, you can also look in the test directory to see how the
> connections are established.
>
> In my specific case, I am using PostgreSQL and by login function looks like
> this:
>
> -- ^ Returns a function which can log into the database and perform
> operations.
> login :: MonadIO m => String -> Int -> String -> String -> String ->
> (Database -> m a) -> m a
> login server port user password dbname = postgresqlConnect [("host",
> server),
> ("port", show port),
> ("user", user),
> ("password", password),
> ("dbname", dbname)]
>
> >
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>
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