Naresh P R created HIVE-29197:
---------------------------------
Summary: Vector should bailout for more than 1 groupby key
Key: HIVE-29197
URL: https://issues.apache.org/jira/browse/HIVE-29197
Project: Hive
Issue Type: Bug
Reporter: Naresh P R
Attachments: repro.q
Hive execution fails with following exception if partition column with single
constant equals filter is used in aggregation.
{code:java}
Caused by: java.lang.RuntimeException: Map operator initialization failed
at
org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.init(MapRecordProcessor.java:351)
at
org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:292)
... 15 more
Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Constructor
VectorUDAFCount([class
org.apache.hadoop.hive.ql.exec.vector.VectorAggregationDesc, int]) not available
at
org.apache.hadoop.hive.ql.exec.vector.VectorGroupByOperator.instantiateExpression(VectorGroupByOperator.java:1277)
at
org.apache.hadoop.hive.ql.exec.vector.VectorGroupByOperator.initializeOp(VectorGroupByOperator.java:1150)
at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:360)
at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:549)
at
org.apache.hadoop.hive.ql.exec.Operator.initializeChildren(Operator.java:503)
at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:369)
at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:549)
at
org.apache.hadoop.hive.ql.exec.Operator.initializeChildren(Operator.java:503)
at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:369)
at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:549)
at
org.apache.hadoop.hive.ql.exec.Operator.initializeChildren(Operator.java:503)
at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:369)
at
org.apache.hadoop.hive.ql.exec.vector.VectorMapOperator.initializeMapOperator(VectorMapOperator.java:588)
at
org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.init(MapRecordProcessor.java:314)
... 16 more
Caused by: java.lang.NoSuchMethodException:
org.apache.hadoop.hive.ql.exec.vector.expressions.aggregates.VectorUDAFCount.<init>(org.apache.hadoop.hive.ql.exec.vector.VectorAggregationDesc,int)
at java.base/java.lang.Class.getConstructor0(Class.java:3761)
at java.base/java.lang.Class.getConstructor(Class.java:2442)
at
org.apache.hadoop.hive.ql.exec.vector.VectorGroupByOperator.instantiateExpression(VectorGroupByOperator.java:1274)
... 29 more{code}
Attaching repro sql file
CBO considers it as 1 column and 1 constant, but execution fails.
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