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Posted to issues@hive.apache.org by "Naresh P R (Jira)" <ji...@apache.org> on 2021/06/04 03:12:00 UTC
[jira] [Updated] (HIVE-25198) CTAS external table with camelcase
and HMS translation ON is returning 0 records
[ https://issues.apache.org/jira/browse/HIVE-25198?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Naresh P R updated HIVE-25198:
------------------------------
Summary: CTAS external table with camelcase and HMS translation ON is returning 0 records (was: CTAS external table with camelcase & HMS translation ON is returning 0 records)
> CTAS external table with camelcase and HMS translation ON is returning 0 records
> --------------------------------------------------------------------------------
>
> Key: HIVE-25198
> URL: https://issues.apache.org/jira/browse/HIVE-25198
> Project: Hive
> Issue Type: Bug
> Reporter: Naresh P R
> Assignee: Naresh P R
> Priority: Major
>
> create external table TarGet as select * from source;
> Above query creates tableLocation with CamelCase if HMS Translation is ON, whereas MoveTask will use lowerCase table path.
> eg.,
>
> {code:java}
> ==> Desc formatted target <==
> Location: hdfs:///warehouse/tablespace/external/hive/test.db/TarGet
> ==> MoveTask <==
> INFO : Moving data to directory hdfs:///warehouse/tablespace/external/hive/test.db/target from hdfs:///warehouse/tablespace/external/hive/test.db/.hive-staging_hive_2021-06-04_03-02-36_272_669287187808252905-12/-ext-10002
> ==> HMS Translation <==
> 2021-06-04 03:02:45,772 INFO org.apache.hadoop.hive.metastore.MetastoreDefaultTransformer: [pool-7-thread-8]: Transformer returning table:Table(tableName:TarGet, dbName:test, owner:hive, createTime:1622775765, lastAccessTime:0, retention:0, sd:StorageDescriptor(cols:[FieldSchema(name:id, type:varchar(10), comment:null)], location: hdfs:///warehouse/tablespace/external/hive/ajay.db/TarGet,{code}
>
> Select query after CTAS will return 0 rows because of this.
>
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