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https://issues.apache.org/jira/browse/SPARK-2489?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hyukjin Kwon updated SPARK-2489:
--------------------------------
    Affects Version/s: 2.2.0

> Unsupported parquet datatype optional fixed_len_byte_array
> ----------------------------------------------------------
>
>                 Key: SPARK-2489
>                 URL: https://issues.apache.org/jira/browse/SPARK-2489
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 1.1.0, 2.2.0
>            Reporter: Pei-Lun Lee
>
> tested against commit 9fe693b5
> {noformat}
> scala> sqlContext.parquetFile("/tmp/foo")
> java.lang.RuntimeException: Unsupported parquet datatype optional 
> fixed_len_byte_array(4) b
>       at scala.sys.package$.error(package.scala:27)
>       at 
> org.apache.spark.sql.parquet.ParquetTypesConverter$.toPrimitiveDataType(ParquetTypes.scala:58)
>       at 
> org.apache.spark.sql.parquet.ParquetTypesConverter$.toDataType(ParquetTypes.scala:109)
>       at 
> org.apache.spark.sql.parquet.ParquetTypesConverter$$anonfun$convertToAttributes$1.apply(ParquetTypes.scala:282)
>       at 
> org.apache.spark.sql.parquet.ParquetTypesConverter$$anonfun$convertToAttributes$1.apply(ParquetTypes.scala:279)
> {noformat}
> example avro schema
> {noformat}
> protocol Test {
>     fixed Bytes4(4);
>     record Foo {
>         union {null, Bytes4} b;
>     }
> }
> {noformat}



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