Clean up arrays in ORC dictionary after close

Like all other array deallocation in the same class. Set them to null to enforce faster GC.
prestodb · Jan 2, 2020 · 0185288 · 0185288
1 parent b2a5e70
commit 0185288
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/...to-orc/src/main/java/com/facebook/presto/orc/reader/SliceDictionaryBatchStreamReader.java b/...to-orc/src/main/java/com/facebook/presto/orc/reader/SliceDictionaryBatchStreamReader.java
@@ -395,6 +395,9 @@ public void close()
         stripeDictionaryLength = null;
         stripeDictionaryData = null;
         stripeDictionaryOffsetVector = null;
+        currentDictionaryData = null;
+        rowGroupDictionaryLength = null;
+        dictionaryBlock = null;
     }
 
     @Override