Improved docs around logged batches by noting the optimization when o…

…nly a single partition is referenced
rustyrazorblade · Jan 27, 2017 · d70961a · d70961a
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commit d70961a
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diff --git a/doc/source/cql/dml.rst b/doc/source/cql/dml.rst
@@ -501,6 +501,7 @@ Note that:
   resolution procedure in the case of `timestamp ties <http://wiki.apache.org/cassandra/FAQ#clocktie>`__, operations may
   be applied in an order that is different from the order they are listed in the ``BATCH`` statement. To force a
   particular operation ordering, you must specify per-operation timestamps.
+- A LOGGED batch to a single partition will be converted to an UNLOGGED batch as an optimization.
 
 .. _unlogged-batches: