Gopal V created HIVE-9978:
-----------------------------
Summary: OrcColumnVectorProducer should handle reading isPresent
columns only
Key: HIVE-9978
URL: https://issues.apache.org/jira/browse/HIVE-9978
Project: Hive
Issue Type: Sub-task
Components: File Formats
Affects Versions: llap
Reporter: Gopal V
LlapInputFormat does not understand the difference between empty columns list
and null columns list.
The empty columns list indicates no columns read except the root struct
isPresent column, while the null columns list indicates that all columns are
being read.
{code}
select count(1) from store_sales join date_dim on ss_sold_date_sk = d_date_sk
where d_date = '1998-01-01';
...
Caused by: java.lang.NullPointerException
at
org.apache.hadoop.hive.llap.io.decode.OrcColumnVectorProducer.createReadPipeline(OrcColumnVectorProducer.java:72)
at
org.apache.hadoop.hive.llap.io.api.impl.LlapInputFormat$LlapRecordReader.startRead(LlapInputFormat.java:181)
at
org.apache.hadoop.hive.llap.io.api.impl.LlapInputFormat$LlapRecordReader.next(LlapInputFormat.java:140)
at
org.apache.hadoop.hive.llap.io.api.impl.LlapInputFormat$LlapRecordReader.next(LlapInputFormat.java:99)
at
org.apache.hadoop.hive.ql.io.HiveContextAwareRecordReader.doNext(HiveContextAwareRecordReader.java:350)
... 22 more
{code}
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