Fix for issue 596.
diff --git a/asterix-app/src/main/java/edu/uci/ics/asterix/file/DatasetOperations.java b/asterix-app/src/main/java/edu/uci/ics/asterix/file/DatasetOperations.java
index a0872d2..8086b0d 100644
--- a/asterix-app/src/main/java/edu/uci/ics/asterix/file/DatasetOperations.java
+++ b/asterix-app/src/main/java/edu/uci/ics/asterix/file/DatasetOperations.java
@@ -289,7 +289,7 @@
                     AsterixRuntimeComponentsProvider.NOINDEX_PROVIDER,
                     AsterixRuntimeComponentsProvider.NOINDEX_PROVIDER, splitsAndConstraint.first, typeTraits,
                     comparatorFactories, blooFilterKeyFields, fieldPermutation, GlobalConfig.DEFAULT_BTREE_FILL_FACTOR,
-                    false, numElementsHint, true, new LSMBTreeDataflowHelperFactory(
+                    true, numElementsHint, true, new LSMBTreeDataflowHelperFactory(
                             new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()),
                             AsterixRuntimeComponentsProvider.LSMBTREE_PRIMARY_PROVIDER,
                             new PrimaryIndexOperationTrackerProvider(dataset.getDatasetId()),