Merge pull request #12 from zudov/patch-1

Added a note about the Prelude
This commit is contained in:
Simon Marlow 2014-07-23 14:12:49 +01:00
commit 79d1f1eea9

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@ -315,4 +315,5 @@ objects associated with each of those pages. This will result in two
round of fetches: one fetch in the first round, and then *N* fetches
in the second round, where *N* is the number of pages we need to
fetch. The fetches in the second round will be performed
concurrently, using at most 10 threads.
concurrently, using at most 10 threads. Note that the `mapM` function is
imported from [`Haxl.Prelude`](http://hackage.haskell.org/package/haxl-0.1.0.0/docs/Haxl-Prelude.html).