{-# LANGUAGE OverloadedStrings #-} module Main where import Control.Monad import Control.Monad.IO.Class (liftIO) import Data.Default import Data.Word import Prelude hiding (putStrLn) import System.FilePath import qualified Data.ByteString as BS import qualified Data.ByteString.Char8 as BC import Database.LevelDB import Debug.Trace main :: IO () main = runResourceT $ do db <- open "/tmp/giantwrite" defaultOptions { createIfMissing = True } let w x = put db def x x mapM_ (w . BC.pack . show) [1..100000] approximateSize db ("0", "z") >>= liftIO . print