walterddr commented on code in PR #9702:
URL: https://github.com/apache/pinot/pull/9702#discussion_r1012135771
##########
pinot-common/src/main/java/org/apache/pinot/common/function/scalar/ObjectFunctions.java:
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@@ -92,13 +94,40 @@ private static Object coalesceVar(Object... objects) {
return null;
}
- @Nullable
- private static Object coalesce(Object... objects) {
- for (Object o : objects) {
- if (o != null) {
- return o;
+ @ScalarFunction
+ public static Object caseWhen(boolean c1, Object o1, Object oe) {
Review Comment:
operator name is `case`, the relNode function name is `caseWhen`
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