Re: [Haskelldb-users] Identity columns

[Colin P. A. <co...@co...>]

>>>>> "Justin" == Justin Bailey <jgb...@gm...> writes:

    Justin> If you want the numbers generated in Haskell, consider the
    Justin> 'value-supply' library on Hackage. It allows you to create
    Justin> a generator which you can pass around and which will
    Justin> generate a unique number for you, on demand.

I suppose that might help a little. I will only have to read the
existing maximum value from the table when restarting the application,
instead of on every insert.

    Justin> On Thu, Sep 17, 2009 at 7:45 AM, Colin Paul Adams
    Justin> <co...@co...> wrote:
    >>>>>>> "Justin" == Justin Bailey <jgb...@gm...> writes:
    >> 
    >>    Justin> Not specifically. What are you looking for?
    >> 
    >> I want an identity column, to uniquely number the rows of a
    >> table (and use that number within the application).
    >> 
    >>    Justin> <co...@co...> wrote:
    >>    >> Does HaskellDB support identity columns (auto-incremented
    >>    >> integers)?  -- Colin Adams Preston Lancashire
    >> 


-- 
Colin Adams
Preston Lancashire