xuzifu666 commented on code in PR #4194:
URL: https://github.com/apache/calcite/pull/4194#discussion_r1956182548
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core/src/main/java/org/apache/calcite/runtime/SqlFunctions.java:
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@@ -6524,6 +6524,15 @@ public static List reverse(List list) {
return list;
}
+ /** Support the ARRAY_SLICE function. */
+ public static List arraySlice(List list, int start, int length) {
+ // return empty list if start/length are out of range of the array
Review Comment:
Would return empty array，related to ：
https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFArraySlice.java
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