[Haskell-cafe] Database.postgreSQL.Simple - ambigious type
tom-lists-haskell-cafe-2013 at jaguarpaw.co.uk
Mon Aug 19 00:07:28 CEST 2013
On Sun, Aug 18, 2013 at 10:16:06PM +0200, Hartmut Pfarr wrote:
> I played a bit with your suggestion, and it is running now :-)
> But instead of IO [Int] I think we need IO [Only Int] because
> of the 1-element-tupel problem?
Yes you're right. I had forgotten that postgresql-simple dealt with
single-column tables with "Only". Well done for getting it working!
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