Github user JihongMA commented on a diff in the pull request:
https://github.com/apache/incubator-carbondata/pull/554#discussion_r97404648
--- Diff:
core/src/main/java/org/apache/carbondata/core/keygenerator/columnar/impl/MultiDimKeyVarLengthEquiSplitGenerator.java
---
@@ -143,17 +142,18 @@ private void intialize() {
private int[] convertToArray(List<Integer> list) {
--- End diff --
the whole purpose of this function is to unbox Integer array into integer
array, not converting List[Integer] to Integer[].
I looked closely at the caller of the function initialize(), which can be
rewritten to avoid this back and forth set/list/array conversion. and can be
addressed in a separate PR.
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