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https://issues.apache.org/jira/browse/HIVE-28311?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Wechar resolved HIVE-28311.
---------------------------
Fix Version/s: Not Applicable
Resolution: Won't Fix
> Backward compatibility of java.sql.Date and java.sql.Timestamp in hive-serde
> ----------------------------------------------------------------------------
>
> Key: HIVE-28311
> URL: https://issues.apache.org/jira/browse/HIVE-28311
> Project: Hive
> Issue Type: Bug
> Reporter: Wechar
> Assignee: Wechar
> Priority: Major
> Labels: pull-request-available
> Fix For: Not Applicable
>
>
> HIVE-20007 introduced {{org.apache.hadoop.hive.common.type.Date}} and
> {{org.apache.hadoop.hive.common.type.Timestamp}} to replace {{java.sql.Date}}
> and {{{}java.sql.Timestamp{}}}.
> It's a huge improvements but it also produce incompatibility issues for
> clients without this update.
> {code:bash}
> Caused by: java.lang.ClassCastException: java.sql.Timestamp cannot be cast to
> org.apache.hadoop.hive.common.type.Timestamp
> at
> org.apache.hadoop.hive.serde2.objectinspector.primitive.JavaTimestampObjectInspector.getPrimitiveWritableObject(JavaTimestampObjectInspector.java:33)
> at
> org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorUtils.getTimestamp(PrimitiveObjectInspectorUtils.java:1232)
> at
> org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorConverter$TimestampConverter.convert(PrimitiveObjectInspectorConverter.java:291)
> at
> org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorUtils.getConstantObjectInspector(ObjectInspectorUtils.java:1397)
> at
> org.apache.hadoop.hive.ql.plan.ExprNodeConstantDesc.getWritableObjectInspector(ExprNodeConstantDesc.java:93)
> at
> org.apache.hadoop.hive.ql.exec.ExprNodeConstantEvaluator.<init>(ExprNodeConstantEvaluator.java:41)
> at
> org.apache.hadoop.hive.ql.exec.ExprNodeEvaluatorFactory.get(ExprNodeEvaluatorFactory.java:49)
> at
> org.apache.hadoop.hive.ql.exec.ExprNodeGenericFuncEvaluator.<init>(ExprNodeGenericFuncEvaluator.java:101)
> at
> org.apache.hadoop.hive.ql.exec.ExprNodeEvaluatorFactory.get(ExprNodeEvaluatorFactory.java:58)
> at
> org.apache.hadoop.hive.ql.exec.ExprNodeEvaluatorFactory.get(ExprNodeEvaluatorFactory.java:43)
> at
> org.apache.hadoop.hive.ql.optimizer.ppr.PartExprEvalUtils.prepareExpr(PartExprEvalUtils.java:118)
> at
> org.apache.hadoop.hive.ql.optimizer.ppr.PartitionPruner.prunePartitionNames(PartitionPruner.java:551)
> at
> org.apache.hadoop.hive.ql.optimizer.ppr.PartitionExpressionForMetastore.filterPartitionsByExpr(PartitionExpressionForMetastore.java:73)
> at
> org.apache.hadoop.hive.metastore.ObjectStore.getPartitionNamesPrunedByExprNoTxn(ObjectStore.java:3606)
> at
> org.apache.hadoop.hive.metastore.ObjectStore.access$1000(ObjectStore.java:241)
> at
> org.apache.hadoop.hive.metastore.ObjectStore$16.getJdoResult(ObjectStore.java:4157)
> at
> org.apache.hadoop.hive.metastore.ObjectStore$16.getJdoResult(ObjectStore.java:4124)
> at
> org.apache.hadoop.hive.metastore.ObjectStore$GetHelper.run(ObjectStore.java:3913)
> ... 30 more
> {code}
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