Github user ravipesala commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/2949#discussion_r241279768
--- Diff: core/src/main/java/org/apache/carbondata/core/datamap/dev/DataMap.java ---
@@ -70,4 +70,8 @@ void init(DataMapModel dataMapModel)
*/
void finish();
+ /*
+ * Returns number of records information that are stored in datamap.
+ * */
+ int getNumberOfEntries();
--- End diff --
Add comment here the purpose of this number here.
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