Yongzhi Chen created HIVE-13632:
-----------------------------------

             Summary: Hive failing on insert empty array into parquet table
                 Key: HIVE-13632
                 URL: https://issues.apache.org/jira/browse/HIVE-13632
             Project: Hive
          Issue Type: Bug
          Components: Serializers/Deserializers
    Affects Versions: 1.1.0
            Reporter: Yongzhi Chen
            Assignee: Yongzhi Chen


The insert will fail with following stack:
{noformat}
by: parquet.io.ParquetEncodingException: empty fields are illegal, the field 
should be ommited completely instead
        at 
parquet.io.MessageColumnIO$MessageColumnIORecordConsumer.endField(MessageColumnIO.java:271)
        at 
org.apache.hadoop.hive.ql.io.parquet.write.DataWritableWriter$ListDataWriter.write(DataWritableWriter.java:271)
        at 
org.apache.hadoop.hive.ql.io.parquet.write.DataWritableWriter$GroupDataWriter.write(DataWritableWriter.java:199)
        at 
org.apache.hadoop.hive.ql.io.parquet.write.DataWritableWriter$MessageDataWriter.write(DataWritableWriter.java:215)
        at 
org.apache.hadoop.hive.ql.io.parquet.write.DataWritableWriter.write(DataWritableWriter.java:88)
        at 
org.apache.hadoop.hive.ql.io.parquet.write.DataWritableWriteSupport.write(DataWritableWriteSupport.java:59)
        at 
org.apache.hadoop.hive.ql.io.parquet.write.DataWritableWriteSupport.write(DataWritableWriteSupport.java:31)
        at 
parquet.hadoop.InternalParquetRecordWriter.write(InternalParquetRecordWriter.java:116)
        at 
parquet.hadoop.ParquetRecordWriter.write(ParquetRecordWriter.java:123)
        at parquet.hadoop.ParquetRecordWriter.write(ParquetRecordWriter.java:42)
        at 
org.apache.hadoop.hive.ql.io.parquet.write.ParquetRecordWriterWrapper.write(ParquetRecordWriterWrapper.java:111)
        at 
org.apache.hadoop.hive.ql.io.parquet.write.ParquetRecordWriterWrapper.write(ParquetRecordWriterWrapper.java:124)
        at 
org.apache.hadoop.hive.ql.exec.FileSinkOperator.processOp(FileSinkOperator.java:697)
{noformat}
Reproduce:
{noformat}
create table test_small (
key string,
arrayValues array<string>)
stored as parquet;
insert into table test_small select 'abcd', array() from src limit 1;
{noformat}



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