{ mkDerivation, base, bytestring, containers, fetchurl
, relational-query, template-haskell, time
}:
mkDerivation {
  pname = "relational-schemas";
  version = "0.1.6.1";
  src = fetchurl {
    url = "http://example.org/";
    sha256 = "abc";
  };
  libraryHaskellDepends = [
    base bytestring containers relational-query template-haskell time
  ];
  homepage = "http://khibino.github.io/haskell-relational-record/";
  description = "RDBMSs' schema templates for relational-query";
  license = stdenv.lib.licenses.bsd3;
}