optionalCompression (Just NoCompression) = Just `fmap` [ "snappy" .= False, "deflate" .= False ]
optionalCompression (Just NoCompression) = Just `fmap` [ "snappy" .= False, "deflate" .= False ]
optionalCompression (Just NoCompression) = Just `fmap` [ "snappy" .= False, "deflate" .= False ]