Github user kumarvishal09 commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/2454#discussion_r200870697
--- Diff:
core/src/main/java/org/apache/carbondata/core/indexstore/blockletindex/BlockletDataMapFactory.java
---
@@ -17,7 +17,11 @@
package org.apache.carbondata.core.indexstore.blockletindex;
import java.io.IOException;
-import java.util.*;
+import java.util.ArrayList;
--- End diff --
Remove unnecessary changes ---
