Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/21847#discussion_r205550412
--- Diff:
external/avro/src/main/scala/org/apache/spark/sql/avro/AvroSerializer.scala ---
@@ -165,16 +183,100 @@ class AvroSerializer(rootCatalystType: DataType,
rootAvroType: Schema, nullable:
result
}
- private def resolveNullableType(avroType: Schema, nullable: Boolean):
Schema = {
- if (nullable) {
+ private def resolveNullableType(avroType: Schema, catalystType: DataType,
--- End diff --
Not caused by this PR, but we better explain what this method does. Can you
add a comment for it?
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