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From "Niklaus Xiao (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (HIVE-14411) selecting Hive on Hbase table may cause FileNotFoundException
Date Thu, 04 Aug 2016 11:32:20 GMT

     [ https://issues.apache.org/jira/browse/HIVE-14411?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Niklaus Xiao reassigned HIVE-14411:
-----------------------------------

    Assignee: Ashutosh Chauhan  (was: Niklaus Xiao)

> selecting Hive on Hbase table may cause FileNotFoundException
> -------------------------------------------------------------
>
>                 Key: HIVE-14411
>                 URL: https://issues.apache.org/jira/browse/HIVE-14411
>             Project: Hive
>          Issue Type: Bug
>          Components: Physical Optimizer
>    Affects Versions: 1.3.0
>            Reporter: Rudd Chen
>            Assignee: Ashutosh Chauhan
>         Attachments: HIVE-14411.1.patch
>
>
> 1. create a Hbase table hbase_table
> 2. create a external Hive table test_table mapping to the hbase table 
> example: 
> create 'hbase_t' ,{NAME=>'cf',COMPRESSION=>'snappy'},{NUMREGIONS=>15,SPLITALGO=>'HexStringSplit'}
> create external table hbase_t_hive(key1 string,cf_train string,cf_flight string,cf_wbsw
string,cf_wbxw string,cf_bgrz string,cf_bgtf string) 
> stored by 'org.apache.hadoop.hive.hbase.HBaseStorageHandler' 
> with serdeproperties("hbase.columns.mapping"=":key,cf:train,cf:flight,cf:wbsw,cf:wbxw,cf:bgrz,cf:bgtf")
tblproperties("hbase.table.name"="hbase_t");
> create table test3 as select * from hbase_t_hive where 1=2;
> ====
> if hive.optimize.null.scan=true, it will return an FileNotFoundException



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