Re: [Haskell-cafe] Relational Algebra library: first version on GitHub

2012-07-22 Thread Paul Visschers
Hey Ertugrul,

You are absolutely right and the first item on my todo list is to add
better examples.

Paul

On Sun, Jul 22, 2012 at 5:24 AM, Ertugrul Söylemez  wrote:

> Hello there Paul,
>
> Paul Visschers  wrote:
>
> > A couple of weeks ago I asked if there was interest in a library that
> > implements a type-safe relational algebra. The response was positive,
> > so I have spruced up the code I had a bit and created a repository on
> > GitHub at:
> >
> > https://github.com/PaulVisschers/relational-algebra
> >
> > It is a very rudimentary version. The code is not documented and there
> > is only a very basic example database in Test.hs. It might be helpful
> > to look at HaskellDB's PrimQuery and PrimExpr, as this library is
> > mostly a direct copy from that (but typed). I will add some decent
> > examples of expressions and queries shortly.
> >
> > If you check it out, please comment on it and let me know if you want
> > to contribute. Since this is going to be my first release, any
> > feedback is welcome.
>
> Well, the demonstration could be a bit more comprehensive.  I would be
> very interested in seeing queries, especially nontrivial ones with joins
> and such.
>
> Would you mind writing a more comprehensive demonstration?
>
>
> Greets,
> Ertugrul
>
> --
> Not to be or to be and (not to be or to be and (not to be or to be and
> (not to be or to be and ... that is the list monad.
>
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Re: [Haskell-cafe] Relational Algebra library: first version on GitHub

2012-07-21 Thread Carter Schonwald
Great / thanks!!! This will be incredibly helpful for some of my present
work. :-)

On Saturday, July 21, 2012, Paul Visschers wrote:

> Hello,
>
> A couple of weeks ago I asked if there was interest in a library that
> implements a type-safe relational algebra. The response was positive, so I
> have spruced up the code I had a bit and created a repository on GitHub at:
>
> https://github.com/PaulVisschers/relational-algebra
>
> It is a very rudimentary version. The code is not documented and there is
> only a very basic example database in Test.hs. It might be helpful to look
> at HaskellDB's PrimQuery and PrimExpr, as this library is mostly a direct
> copy from that (but typed). I will add some decent examples of expressions
> and queries shortly.
>
> If you check it out, please comment on it and let me know if you want to
> contribute. Since this is going to be my first release, any feedback is
> welcome.
>
> Paul Visschers
>
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Re: [Haskell-cafe] Relational Algebra library: first version on GitHub

2012-07-21 Thread Ertugrul Söylemez
Hello there Paul,

Paul Visschers  wrote:

> A couple of weeks ago I asked if there was interest in a library that
> implements a type-safe relational algebra. The response was positive,
> so I have spruced up the code I had a bit and created a repository on
> GitHub at:
>
> https://github.com/PaulVisschers/relational-algebra
>
> It is a very rudimentary version. The code is not documented and there
> is only a very basic example database in Test.hs. It might be helpful
> to look at HaskellDB's PrimQuery and PrimExpr, as this library is
> mostly a direct copy from that (but typed). I will add some decent
> examples of expressions and queries shortly.
>
> If you check it out, please comment on it and let me know if you want
> to contribute. Since this is going to be my first release, any
> feedback is welcome.

Well, the demonstration could be a bit more comprehensive.  I would be
very interested in seeing queries, especially nontrivial ones with joins
and such.

Would you mind writing a more comprehensive demonstration?


Greets,
Ertugrul

-- 
Not to be or to be and (not to be or to be and (not to be or to be and
(not to be or to be and ... that is the list monad.


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[Haskell-cafe] Relational Algebra library: first version on GitHub

2012-07-21 Thread Paul Visschers
Hello,

A couple of weeks ago I asked if there was interest in a library that
implements a type-safe relational algebra. The response was positive, so I
have spruced up the code I had a bit and created a repository on GitHub at:

https://github.com/PaulVisschers/relational-algebra

It is a very rudimentary version. The code is not documented and there is
only a very basic example database in Test.hs. It might be helpful to look
at HaskellDB's PrimQuery and PrimExpr, as this library is mostly a direct
copy from that (but typed). I will add some decent examples of expressions
and queries shortly.

If you check it out, please comment on it and let me know if you want to
contribute. Since this is going to be my first release, any feedback is
welcome.

Paul Visschers
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