Quanlong Huang created IMPALA-12319:
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Summary: NullPointerException in UnnestExpr.isBoundByTupleIds()
Key: IMPALA-12319
URL: https://issues.apache.org/jira/browse/IMPALA-12319
Project: IMPALA
Issue Type: Bug
Components: Frontend
Reporter: Quanlong Huang
Create a table with the array type:
{code:sql}
create table array_test(
col1 string,
col2 string,
names array<string>)
stored as parquet;{code}
The following query failed by NullPointerException:
{code:sql}
select
col1,
row_number() over(partition by col1 order by name) as rn
from (
select
col1,
col2,
unnest(names) as name
from array_test
) m1;{code}
Stacktrace of the exception:
{code}
I0727 14:16:09.869918 30463 Frontend.java:2344]
db4ea476341c34b5:717cbd2400000000] Analysis and authorization finished.
I0727 14:16:09.922134 30463 jni-util.cc:288] db4ea476341c34b5:717cbd2400000000]
java.lang.NullPointerException
at
org.apache.impala.analysis.UnnestExpr.isBoundByTupleIds(UnnestExpr.java:246)
at org.apache.impala.analysis.Expr.isBound(Expr.java:1408)
at
org.apache.impala.analysis.SortInfo.checkConsistency(SortInfo.java:177)
at
org.apache.impala.analysis.SortInfo.createSortTupleInfo(SortInfo.java:244)
at
org.apache.impala.planner.AnalyticPlanner.createSortInfo(AnalyticPlanner.java:358)
at
org.apache.impala.planner.AnalyticPlanner.createSortInfo(AnalyticPlanner.java:320)
at
org.apache.impala.planner.AnalyticPlanner.createSortGroupPlan(AnalyticPlanner.java:426)
at
org.apache.impala.planner.AnalyticPlanner.createSingleNodePlan(AnalyticPlanner.java:143)
at
org.apache.impala.planner.SingleNodePlanner.createQueryPlan(SingleNodePlanner.java:296)
at
org.apache.impala.planner.SingleNodePlanner.createSingleNodePlan(SingleNodePlanner.java:171)
at
org.apache.impala.planner.Planner.createPlanFragments(Planner.java:127)
at org.apache.impala.planner.Planner.createPlans(Planner.java:280)
at
org.apache.impala.service.Frontend.createExecRequest(Frontend.java:1801)
at
org.apache.impala.service.Frontend.getPlannedExecRequest(Frontend.java:2677)
at
org.apache.impala.service.Frontend.doCreateExecRequest(Frontend.java:2472)
at
org.apache.impala.service.Frontend.getTExecRequest(Frontend.java:2089)
at
org.apache.impala.service.Frontend.createExecRequest(Frontend.java:1860)
at
org.apache.impala.service.JniFrontend.createExecRequest(JniFrontend.java:165)
{code}
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