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From "Rahul Challapalli (JIRA)" <j...@apache.org>
Subject [jira] [Created] (DRILL-2926) Group by and agg functions result in IllegalStateException when fileds are missing in some files
Date Thu, 30 Apr 2015 19:30:06 GMT
Rahul Challapalli created DRILL-2926:
----------------------------------------

             Summary: Group by and agg functions result in IllegalStateException when fileds
are missing in some files
                 Key: DRILL-2926
                 URL: https://issues.apache.org/jira/browse/DRILL-2926
             Project: Apache Drill
          Issue Type: Bug
          Components: Execution - Flow, Storage - JSON
            Reporter: Rahul Challapalli
            Assignee: Chris Westin
            Priority: Critical
             Fix For: 1.0.0


git.commit.id.abbrev=5fbd274

Data folder contains the below 2 files :
{code}
a.json -- {"col1" : 1, "col2" : 1}
b.json -- {"col2" : 2}
{code}

Query 1:
{code}
select count(*) from data group by col1;
+------------+
|   EXPR$0   |
+------------+
Query failed: SYSTEM ERROR: Failure while reading vector.  Expected vector class of org.apache.drill.exec.vector.NullableIntVector
but was holding vector class org.apache.drill.exec.vector.NullableBigIntVector.

Fragment 0:0

[7f09c032-8e50-407a-8561-0bb6cc218015 on qa-node190.qa.lab:31010]
java.lang.RuntimeException: java.sql.SQLException: Failure while executing query.
	at sqlline.SqlLine$IncrementalRows.hasNext(SqlLine.java:2514)
	at sqlline.SqlLine$TableOutputFormat.print(SqlLine.java:2148)
	at sqlline.SqlLine.print(SqlLine.java:1809)
	at sqlline.SqlLine$Commands.execute(SqlLine.java:3766)
	at sqlline.SqlLine$Commands.sql(SqlLine.java:3663)
	at sqlline.SqlLine.dispatch(SqlLine.java:889)
	at sqlline.SqlLine.begin(SqlLine.java:763)
	at sqlline.SqlLine.start(SqlLine.java:498)
	at sqlline.SqlLine.main(SqlLine.java:460)
{code}

Query 2 :
{code}
0: jdbc:drill:schema=dfs_eea> select max(col2) from temp group by col1;
+------------+
|   EXPR$0   |
+------------+
Query failed: SYSTEM ERROR: java.lang.UnsupportedOperationException: Sort doesn't currently
support sorts with changing schemas.

Fragment 0:0

[b8a632b7-139c-49c3-9739-4bc4cd2166b4 on qa-node190.qa.lab:31010]
java.lang.RuntimeException: java.sql.SQLException: Failure while executing query.
	at sqlline.SqlLine$IncrementalRows.hasNext(SqlLine.java:2514)
	at sqlline.SqlLine$TableOutputFormat.print(SqlLine.java:2148)
	at sqlline.SqlLine.print(SqlLine.java:1809)
	at sqlline.SqlLine$Commands.execute(SqlLine.java:3766)
	at sqlline.SqlLine$Commands.sql(SqlLine.java:3663)
	at sqlline.SqlLine.dispatch(SqlLine.java:889)
	at sqlline.SqlLine.begin(SqlLine.java:763)
	at sqlline.SqlLine.start(SqlLine.java:498)
	at sqlline.SqlLine.main(SqlLine.java:460)
{code}



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