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From "Yongzhi Chen (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HIVE-13632) Hive failing on insert empty array into parquet table
Date Wed, 27 Apr 2016 23:21:12 GMT
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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