Rahul Challapalli created DRILL-5038:
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Summary: Drill's new parquet reader complains schema change when
there is none
Key: DRILL-5038
URL: https://issues.apache.org/jira/browse/DRILL-5038
Project: Apache Drill
Issue Type: Bug
Components: Storage - Parquet
Affects Versions: 1.9.0
Reporter: Rahul Challapalli
git.commit.id.abbrev=4b1902c
The below query fails when we enable the new parquet reader
{code}
0: jdbc:drill:zk=10.10.100.190:5181> alter session set
`store.parquet.use_new_reader` = true;
+-------+----------------------------------------+
| ok | summary |
+-------+----------------------------------------+
| true | store.parquet.use_new_reader updated. |
+-------+----------------------------------------+
1 row selected (0.257 seconds)
0: jdbc:drill:zk=10.10.100.190:5181> select
a.suffix,b.suffix,a.filepath,b.filepath, a.name from `min_max_dir/2005` a join
`min_max_dir/2016` b on (a.suffix=b.suffix) and a.name > 'yuri king';
Error: SYSTEM ERROR: IllegalStateException: Failure while reading vector.
Expected vector class of org.apache.drill.exec.vector.NullableVarCharVector but
was holding vector class org.apache.drill.exec.vector.NullableIntVector, field=
age(INT:OPTIONAL)
Fragment 0:0
[Error Id: f695a9fc-ff50-45bc-b7fd-f8f5ba449fab on qa-node191.qa.lab:31010]
(state=,code=0)
{code}
I attached the data and the log files.
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