Navis created HIVE-11506:
----------------------------
Summary: Casting varchar/char type to string cannot be vectorized
Key: HIVE-11506
URL: https://issues.apache.org/jira/browse/HIVE-11506
Project: Hive
Issue Type: Improvement
Components: Vectorization
Reporter: Navis
Assignee: Navis
Priority: Trivial
It's not defined in vectorization context.
{code}
explain
select cast(cast(cstring1 as varchar(10)) as string) x from alltypesorc order
by x;
{code}
Mapper
{noformat}
015-08-10 17:02:08,003 INFO [main]: physical.Vectorizer
(Vectorizer.java:validateExprNodeDesc(1299)) - Failed to vectorize
org.apache.hadoop.hive.ql.metadata.HiveException: Unhandled cast input type:
varchar(10)
at
org.apache.hadoop.hive.ql.exec.vector.VectorizationContext.getCastToString(VectorizationContext.java:1543)
at
org.apache.hadoop.hive.ql.exec.vector.VectorizationContext.getGenericUDFBridgeVectorExpression(VectorizationContext.java:1379)
at
org.apache.hadoop.hive.ql.exec.vector.VectorizationContext.getGenericUdfVectorExpression(VectorizationContext.java:1177)
at
org.apache.hadoop.hive.ql.exec.vector.VectorizationContext.getVectorExpression(VectorizationContext.java:440)
at
org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer.validateExprNodeDesc(Vectorizer.java:1293)
at
org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer.validateExprNodeDesc(Vectorizer.java:1284)
at
org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer.validateSelectOperator(Vectorizer.java:1116)
at
org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer.validateMapWorkOperator(Vectorizer.java:906)
{noformat}
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