See http://hackage.haskell.org/package/DSH. Queries generated by this library are fed through the "Pathfinder" query optimizer. On Mon, Apr 15, 2013 at 8:35 AM, Jan Stolarek <jan.stolarek@p.lodz.pl>wrote:

Dear list,

list comprehensions and SQL-like generalized comprehensions can be used to write queries in Haskell. Does anyone know of any work focused on optimizing such queries? A quick google didn't show up anything meaningful.

Janek

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