While Persistent supports some NoSQL databases, it definitely works with SQL databases. And with esqueleto[1] you can even write type-safe SQL queries in Haskell.

[1] http://hackage.haskell.org/package/esqueleto

On Thu, Apr 3, 2014 at 7:34 PM, ducis <ducis_cn@126.com> wrote:

Persistent and acid-state are both 'No SQL' ? I guess there is only groundhog?

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