Github user ravipesala commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/1879#discussion_r165294825
--- Diff:
core/src/main/java/org/apache/carbondata/core/datastore/block/TableBlockInfo.java
---
@@ -72,6 +72,11 @@
private String[] locations;
private ColumnarFormatVersion version;
+
+ /**
+ * flag to determine whether the data block is from old store or current
store
--- End diff --
Mention the version of older store---
