t3rmin4t0r commented on a change in pull request #656: HIVE-21742 :
Vectorization: CASE result type casting
URL: https://github.com/apache/hive/pull/656#discussion_r289582305
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File path:
ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/translator/RexNodeConverter.java
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@@ -571,7 +571,7 @@ private RexNode handleExplicitCast(ExprNodeGenericFuncDesc
func, List<RexNode> c
* If a CASE has branches with string/int/boolean branch types; there is no
common type.
*/
private List<RexNode> adjustCaseBranchTypes(List<RexNode> nodes, RelDataType
retType) {
- List<RelDataType> branchTypes = new ArrayList<>();
Review comment:
Commenting out code or removing it?
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