[Haskell-cafe] persistent and safe-money packages

Christopher Allen cma at bitemyapp.com
Thu Jan 16 20:44:22 UTC 2020

Implement the PersistField typeclass for the type.

You can find examples of how to do so in the Persistent library
source: https://hackage.haskell.org/package/persistent-2.10.4/docs/Database-Persist-Class.html#g:6

On Thu, Jan 16, 2020 at 2:11 PM Debasish Ghosh <ghosh.debasish at gmail.com> wrote:
> Hi -
> I am using "persistent" for database access in Haskell. However in my domain model I have used the Dense data type from safe-money (https://hackage.haskell.org/package/safe-money) as the money datatype. It looks like this data type is not supported by default in persistent. Is there a way around ?
> Thanks in advance.
> --
> Debasish Ghosh
> http://manning.com/ghosh2
> http://manning.com/ghosh
> Twttr: @debasishg
> Blog: http://debasishg.blogspot.com
> Code: http://github.com/debasishg
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Chris Allen
Currently working on http://haskellbook.com

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