danny0405 commented on a change in pull request #13763:
URL: https://github.com/apache/flink/pull/13763#discussion_r512367627
##########
File path:
flink-formats/flink-avro/src/main/java/org/apache/flink/formats/avro/typeutils/AvroSchemaConverter.java
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@@ -417,4 +431,11 @@ public static LogicalType
extractValueTypeToAvroMap(LogicalType type) {
}
return builder;
}
+
+ /** Returns schema with nullable true. */
+ private static Schema nullableSchema(Schema schema) {
Review comment:
They are for different purpose but i think we can use `nullableSchema`
altogether.
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