{ mkDerivation, base, bytestring, containers, fetchurl, groundhog
, monad-control, monad-logger, mysql, mysql-simple, resource-pool
, resourcet, text, time, transformers
}:
mkDerivation {
  pname = "groundhog-mysql";
  version = "0.8";
  src = fetchurl {
    url = "http://example.org/";
    sha256 = "abc";
  };
  libraryHaskellDepends = [
    base bytestring containers groundhog monad-control monad-logger
    mysql mysql-simple resource-pool resourcet text time transformers
  ];
  description = "MySQL backend for the groundhog library";
  license = stdenv.lib.licenses.bsd3;
}