hehuiyuan commented on code in PR #19423:
URL: https://github.com/apache/flink/pull/19423#discussion_r850190269
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flink-connectors/flink-connector-hive/src/main/java/org/apache/flink/table/functions/hive/HiveGenericUDAF.java:
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@@ -105,6 +108,8 @@ private void init() throws HiveException {
GenericUDAFEvaluator.Mode.FINAL,
new ObjectInspector[] {partialResultObjectInspector});
+ isArgsSingleArray = HiveFunctionUtil.isSingleBoxedArray(argTypes);
Review Comment:
If the check of `isArgsSingleArray ` is not reasonable, can I go to the
next step to support ?
`DataType[] argTypes = new
DataType[]{DataTypes.ARRAY(DataTypes.INT().notNull())};`
https://issues.apache.org/jira/browse/FLINK-27238
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