Github user QiangCai commented on a diff in the pull request:
https://github.com/apache/incubator-carbondata/pull/594#discussion_r101462875
--- Diff:
processing/src/main/java/org/apache/carbondata/processing/newflow/sort/Sorter.java
---
@@ -39,11 +39,13 @@
* Sorts the data of all iterators, this iterators can be
* read parallely depends on implementation.
*
- * @param iterators array of iterators to read data.
* @return
* @throws CarbonDataLoadingException
*/
- Iterator<CarbonRowBatch>[] sort(Iterator<CarbonRowBatch>[] iterators)
+ Iterator<CarbonRowBatch>[] sort()
+ throws CarbonDataLoadingException;
+
+ void prepare(Iterator<CarbonRowBatch>[] iterators)
--- End diff --
fixed
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