Gopal V created HIVE-13872:
------------------------------
Summary: Vectorization: Fix cross-product reduce sink serialization
Key: HIVE-13872
URL: https://issues.apache.org/jira/browse/HIVE-13872
Project: Hive
Issue Type: Bug
Components: Vectorization
Affects Versions: 2.1.0
Reporter: Gopal V
TPC-DS Q13 produces a cross-product once CBO runs through
{code}
Caused by: java.lang.RuntimeException: null STRING entry: batchIndex 0
projection column num 1
at
org.apache.hadoop.hive.ql.exec.vector.VectorExtractRow.nullBytesReadError(VectorExtractRow.java:349)
at
org.apache.hadoop.hive.ql.exec.vector.VectorExtractRow.extractRowColumn(VectorExtractRow.java:267)
at
org.apache.hadoop.hive.ql.exec.vector.VectorExtractRow.extractRow(VectorExtractRow.java:343)
at
org.apache.hadoop.hive.ql.exec.vector.VectorReduceSinkOperator.process(VectorReduceSinkOperator.java:103)
at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:837)
at
org.apache.hadoop.hive.ql.exec.TableScanOperator.process(TableScanOperator.java:130)
at
org.apache.hadoop.hive.ql.exec.vector.VectorMapOperator.process(VectorMapOperator.java:762)
... 18 more
{code}
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