godfreyhe commented on a change in pull request #14699:
URL: https://github.com/apache/flink/pull/14699#discussion_r560693866
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File path:
flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/runtime/operators/join/interval/IntervalJoinFunction.java
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@@ -0,0 +1,75 @@
+package org.apache.flink.table.runtime.operators.join.interval;
+
+import org.apache.flink.api.common.functions.RichFlatJoinFunction;
+import org.apache.flink.api.common.typeinfo.TypeInformation;
+import org.apache.flink.api.java.typeutils.ResultTypeQueryable;
+import org.apache.flink.configuration.Configuration;
+import org.apache.flink.table.data.RowData;
+import org.apache.flink.table.data.binary.BinaryRowData;
+import org.apache.flink.table.data.utils.JoinedRowData;
+import org.apache.flink.table.runtime.generated.GeneratedJoinCondition;
+import org.apache.flink.table.runtime.generated.JoinCondition;
+import org.apache.flink.table.runtime.operators.join.NullAwareJoinHelper;
+import org.apache.flink.table.runtime.typeutils.InternalTypeInfo;
+import org.apache.flink.util.Collector;
+
+/**
+ * {@link IntervalJoinFunction} is a {@link RichFlatJoinFunction} wrappers a
{@link
+ * GeneratedJoinCondition}.
+ */
+public class IntervalJoinFunction extends RichFlatJoinFunction<RowData,
RowData, RowData>
Review comment:
@beyond1920 could you help review this change ? thanks
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