snuyanzin commented on code in PR #22842:
URL: https://github.com/apache/flink/pull/22842#discussion_r1503890234
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flink-table/flink-table-common/src/main/java/org/apache/flink/table/types/inference/InputTypeStrategies.java:
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@@ -368,6 +369,14 @@ public static InputTypeStrategy
commonMultipleArrayType(int minCount) {
/** @see ItemAtIndexArgumentTypeStrategy */
public static final ArgumentTypeStrategy ITEM_AT_INDEX = new
ItemAtIndexArgumentTypeStrategy();
+ /**
+ * An {@link InputTypeStrategy} that expects {@code count} arguments that
have a common map
+ * type.
+ */
+ public static InputTypeStrategy commonMapType(int count) {
Review Comment:
looks like `count` is not used here
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