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https://issues.apache.org/jira/browse/HIVE-22368?focusedWorklogId=478870&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-478870
 ]

ASF GitHub Bot logged work on HIVE-22368:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 04/Sep/20 00:45
            Start Date: 04/Sep/20 00:45
    Worklog Time Spent: 10m 
      Work Description: github-actions[bot] closed pull request #822:
URL: https://github.com/apache/hive/pull/822


   


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Issue Time Tracking
-------------------

    Worklog Id:     (was: 478870)
    Time Spent: 40m  (was: 0.5h)

> Hive JDBC Storage Handler: some mysql data type can not be cast to hive data 
> type
> ---------------------------------------------------------------------------------
>
>                 Key: HIVE-22368
>                 URL: https://issues.apache.org/jira/browse/HIVE-22368
>             Project: Hive
>          Issue Type: Bug
>    Affects Versions: 3.1.0, 4.0.0, 3.1.1
>            Reporter: zhangbutao
>            Assignee: zhangbutao
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 4.0.0
>
>         Attachments: HIVE-22368.01.patch
>
>          Time Spent: 40m
>  Remaining Estimate: 0h
>
> Mysql data type(date、timestamp、decimal)can not be cast to hive data 
> type(date、timestamp、decimal)。
> step to repo(take date type for example):
> {code:java}
> //MySQL table:
> create table testdate(id date);
> //Hive table:
> CREATE EXTERNAL TABLE `hive_date`(               
>       id date )    
>     ROW FORMAT SERDE                                   
>       'org.apache.hive.storage.jdbc.JdbcSerDe'         
>     STORED BY                                          
>       'org.apache.hive.storage.jdbc.JdbcStorageHandler'                       
>     TBLPROPERTIES (                                                           
>  
>       'hive.sql.database.type'='MYSQL',                                  
>       'hive.sql.dbcp.password'='hive',             
>       'hive.sql.dbcp.username'='hive',             
>       'hive.sql.jdbc.driver'='com.mysql.jdbc.Driver',  
>       'hive.sql.jdbc.url'='jdbc:mysql://hadoop/test',  
>       'hive.sql.table'='testdate');
> //Hive query:
> select * from hive_date;
> Error: java.io.IOException: org.apache.hadoop.hive.ql.metadata.HiveException: 
> java.lang.ClassCastException: java.sql.Date cannot be cast to 
> org.apache.hadoop.hive.common.type.Date (state=,code=0)
> //Error stack trace
> Caused by: java.lang.ClassCastException: java.sql.Date cannot be cast to 
> org.apache.hadoop.hive.common.type.Date
>         at 
> org.apache.hadoop.hive.serde2.objectinspector.primitive.JavaDateObjectInspector.getPrimitiveJavaObject(JavaDateObjectInspector.java:41)
>  ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at 
> org.apache.hadoop.hive.serde2.objectinspector.primitive.JavaDateObjectInspector.getPrimitiveJavaObject(JavaDateObjectInspector.java:27)
>  ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at 
> org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorUtils.copyToStandardObject(ObjectInspectorUtils.java:422)
>  ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at 
> org.apache.hadoop.hive.serde2.SerDeUtils.toThriftPayload(SerDeUtils.java:173) 
> ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at 
> org.apache.hadoop.hive.serde2.thrift.ThriftFormatter.convert(ThriftFormatter.java:49)
>  ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at 
> org.apache.hadoop.hive.ql.exec.ListSinkOperator.process(ListSinkOperator.java:94)
>  ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at 
> org.apache.hadoop.hive.ql.exec.Operator.baseForward(Operator.java:995) 
> ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:941) 
> ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:928) 
> ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at 
> org.apache.hadoop.hive.ql.exec.SelectOperator.process(SelectOperator.java:95) 
> ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at 
> org.apache.hadoop.hive.ql.exec.Operator.baseForward(Operator.java:995) 
> ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:941) 
> ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at 
> org.apache.hadoop.hive.ql.exec.TableScanOperator.process(TableScanOperator.java:125)
>  ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at 
> org.apache.hadoop.hive.ql.exec.FetchOperator.pushRow(FetchOperator.java:519) 
> ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at 
> org.apache.hadoop.hive.ql.exec.FetchOperator.pushRow(FetchOperator.java:511) 
> ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at org.apache.hadoop.hive.ql.exec.FetchTask.fetch(FetchTask.java:146) 
> ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at org.apache.hadoop.hive.ql.Driver.getResults(Driver.java:2706) 
> ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at 
> org.apache.hadoop.hive.ql.reexec.ReExecDriver.getResults(ReExecDriver.java:229)
>  ~[hive-exec-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         at 
> org.apache.hive.service.cli.operation.SQLOperation.getNextRowSet(SQLOperation.java:460)
>  ~[hive-service-3.1.0-bc3.0.1.jar:3.1.0-bc3.0.1]
>         ... 25 more
> {code}



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