Rahul Challapalli created DRILL-4075:
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Summary: Assertion Error in PruneScanRule when querying empty
partitioned hive tables
Key: DRILL-4075
URL: https://issues.apache.org/jira/browse/DRILL-4075
Project: Apache Drill
Issue Type: Bug
Components: Query Planning & Optimization, Storage - Hive
Affects Versions: 1.3.0
Reporter: Rahul Challapalli
Attachments: error.log
git.commit.id.abbrev=e78e286
Hive DDL :
{code}
CREATE TABLE empty_p (
int_col INT
)
PARTITIONED BY (varchar_col STRING)
ROW FORMAT DELIMITED FIELDS TERMINATED BY "|"
STORED AS TEXTFILE LOCATION "/drill/testdata/empty_p";
{code}
The above table is empty. Now the below query fails with an assertion error
{code}
explain plan for select * from hive.empty_lengthy_p where varchar_col is null;
Error: SYSTEM ERROR: AssertionError
[Error Id: d9e8c786-0ff9-4ccc-96aa-cbc7adbd7e03 on qa-node190.qa.lab:31010]
(state=,code=0)
{code}
Logs are attached
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