Do you take a look about this -> 
https://github.com/databricks/spark-avro/issues/54



Yong

[https://avatars0.githubusercontent.com/u/1457102?v=3&s=400]<https://github.com/databricks/spark-avro/issues/54>

spark-avro fails to save DF with nested records having the 
...<https://github.com/databricks/spark-avro/issues/54>
github.com
sixers changed the title from Save DF with nested records with the same name to 
spark-avro fails to save DF with nested records having the same name Jun 23, 
2015




________________________________
From: Arun Patel <arunp.bigd...@gmail.com>
Sent: Thursday, September 8, 2016 5:31 PM
To: user
Subject: spark-xml to avro - SchemaParseException: Can't redefine

I'm trying to convert XML to AVRO.  But, I am getting SchemaParser exception 
for 'Rules' which is existing in two separate containers.  Any thoughts?

XML is attached.

 df = 
sqlContext.read.format('com.databricks.spark.xml').options(rowTag='GGLResponse',attributePrefix='').load('GGL.xml')
 df.show()
 +--------------------+--------------------+---+--------------------+
 |     ResponseDataset|      ResponseHeader|ns2|               xmlns|
 +--------------------+--------------------+---+--------------------+
 |[[[[[1,1],[SD2000...|[2016-07-26T16:28...|GGL|http://www.xxxx.c...|
 +--------------------+--------------------+---+--------------------+

 >>> df.printSchema()
 root
  |-- ResponseDataset: struct (nullable = true)
  |    |-- ResponseFileGGL: struct (nullable = true)
  |    |    |-- OfferSets: struct (nullable = true)
  |    |    |    |-- OfferSet: struct (nullable = true)
  |    |    |    |    |-- OfferSetHeader: struct (nullable = true)
  |    |    |    |    |    |-- OfferSetIdentifier: long (nullable = true)
  |    |    |    |    |    |-- TotalOffersProcessed: long (nullable = true)
  |    |    |    |    |-- Offers: struct (nullable = true)
  |    |    |    |    |    |-- Identifier: string (nullable = true)
  |    |    |    |    |    |-- Offer: struct (nullable = true)
  |    |    |    |    |    |    |-- Rules: struct (nullable = true)
  |    |    |    |    |    |    |    |-- Rule: array (nullable = true)
  |    |    |    |    |    |    |    |    |-- element: struct (containsNull = 
true)
  |    |    |    |    |    |    |    |    |    |-- BorrowerIdentifier: long 
(nullable = true)
  |    |    |    |    |    |    |    |    |    |-- RuleIdentifier: long 
(nullable = true)
  |    |    |    |    |    |-- PartyRoleIdentifier: long (nullable = true)
  |    |    |    |    |    |-- SuffixIdentifier: string (nullable = true)
  |    |    |    |    |    |-- UCP: string (nullable = true)
  |    |    |    |    |-- Pool: struct (nullable = true)
  |    |    |    |    |    |-- Identifier: string (nullable = true)
  |    |    |    |    |    |-- PartyRoleIdentifier: long (nullable = true)
  |    |    |    |    |    |-- Rules: struct (nullable = true)
  |    |    |    |    |    |    |-- Rule: array (nullable = true)
  |    |    |    |    |    |    |    |-- element: struct (containsNull = true)
  |    |    |    |    |    |    |    |    |-- BIdentifier: long (nullable = 
true)
  |    |    |    |    |    |    |    |    |-- RIdentifier: long (nullable = 
true)
  |    |    |    |    |    |-- SuffixIdentifier: string (nullable = true)
  |    |    |    |    |    |-- UCP: string (nullable = true)
  |    |    |-- ResultHeader: struct (nullable = true)
  |    |    |    |-- RequestDateTime: string (nullable = true)
  |    |    |    |-- ResultDateTime: string (nullable = true)
  |    |-- ResponseFileUUID: string (nullable = true)
  |    |-- ResponseFileVersion: double (nullable = true)
  |-- ResponseHeader: struct (nullable = true)
  |    |-- ResponseDateTime: string (nullable = true)
  |    |-- SessionIdentifier: string (nullable = true)
  |-- ns2: string (nullable = true)
  |-- xmlns: string (nullable = true)


df.write.format('com.databricks.spark.avro').save('ggl_avro')

16/09/08 17:07:20 INFO MemoryStore: Block broadcast_73 stored as values in 
memory (estimated size 233.5 KB, free 772.4 KB)
16/09/08 17:07:20 INFO MemoryStore: Block broadcast_73_piece0 stored as bytes 
in memory (estimated size 28.2 KB, free 800.6 KB)
16/09/08 17:07:20 INFO BlockManagerInfo: Added broadcast_73_piece0 in memory on 
localhost:29785 (size: 28.2 KB, free: 511.4 MB)
16/09/08 17:07:20 INFO SparkContext: Created broadcast 73 from newAPIHadoopFile 
at XmlFile.scala:39
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/usr/hdp/2.4.2.0-258/spark/python/pyspark/sql/readwriter.py", line 397, 
in save
    self._jwrite.save(path)
  File 
"/usr/hdp/2.4.2.0-258/spark/python/lib/py4j-0.9-src.zip/py4j/java_gateway.py", 
line 813, in __call__
  File "/usr/hdp/2.4.2.0-258/spark/python/pyspark/sql/utils.py", line 45, in 
deco
    return f(*a, **kw)
  File 
"/usr/hdp/2.4.2.0-258/spark/python/lib/py4j-0.9-src.zip/py4j/protocol.py", line 
308, in get_return_value
py4j.protocol.Py4JJavaError: An error occurred while calling o426.save.
: org.apache.avro.SchemaParseException: Can't redefine: Rules
        at org.apache.avro.SchemaBuilder$NameContext.put(SchemaBuilder.java:936)
        at 
org.apache.avro.SchemaBuilder$NameContext.access$600(SchemaBuilder.java:884)
        at 
org.apache.avro.SchemaBuilder$NamespacedBuilder.completeSchema(SchemaBuilder.java:470)
        at 
org.apache.avro.SchemaBuilder$RecordBuilder.fields(SchemaBuilder.java:1734)
        ....

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