hackergin commented on code in PR #24106:
URL: https://github.com/apache/flink/pull/24106#discussion_r1465412817
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flink-table/flink-table-common/src/main/java/org/apache/flink/table/annotation/FunctionHint.java:
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@@ -148,6 +148,18 @@
*/
String[] argumentNames() default {""};
+ /**
+ * Explicitly lists the argument that a function takes as input, including
their names, types,
+ * and whether they are optional.
+ *
+ * <p>By default, it is recommended to use this parameter instead of
{@link #input()}. If the
+ * type of argumentHint is not defined, it will be considered an invalid
argument and an
+ * exception will be thrown. Additionally, both this parameter and {@link
#input()} cannot be
+ * defined at the same time. If neither arguments nor {@link #input()} are
defined,
+ * reflection-based extraction will be used.
+ */
+ ArgumentHint[] arguments() default {};
Review Comment:
Changed to `argument`
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