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https://issues.apache.org/jira/browse/HIVE-2268?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Franklin Hu reassigned HIVE-2268:
---------------------------------
Assignee: Franklin Hu
> CREATE.. TABLE.. LIKE should not inherit the original owner of the table.
> -------------------------------------------------------------------------
>
> Key: HIVE-2268
> URL: https://issues.apache.org/jira/browse/HIVE-2268
> Project: Hive
> Issue Type: Bug
> Components: Metastore, Security
> Affects Versions: 0.7.0, 0.7.1, 0.8.0
> Reporter: Esteban Gutierrez
> Assignee: Franklin Hu
> Labels: create, ddl, table
> Attachments: hive-2268.1.patch
>
>
> When a new table is created by using CREATE.. TABLE.. LIKE.. the new table
> inherits the existing owner of the table, this is issue is potentially
> conflicting for multiuser environments where Hive authorization is planned
> for future use.
> -- alice creates table
> CREATE EXTERNAL TABLE foo(bar double)
> ROW FORMAT DELIMITED FIELDS TERMINATED BY ',' LINES TERMINATED BY '\n'
> STORED AS TEXTFILE LOCATION '/user/alice/foo';
> -- table owner is alice as expected
> hive> DESCRIBE EXTENDED foo;
> OK
> bar double
>
> Detailed Table Information Table(tableName:foo, dbName:default,
> {color:red} owner:alice {color}, createTime:1309996190, lastAccessTime:0,
> retention:0, sd:StorageDescriptor(cols:[FieldSchema(name:bar, type:double,
> comment:null)], location:hdfs://localhost/user/alice/foo,
> inputFormat:org.apache.hadoop.mapred.TextInputFormat,
> outputFormat:org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat,
> compressed:false, numBuckets:-1, serdeInfo:SerDeInfo(name:null,
> serializationLib:org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe,
> parameters:{serialization.format=,, field.delim=,, line.delim=
> }), bucketCols:[], sortCols:[], parameters:{}), partitionKeys:[],
> parameters:{EXTERNAL=TRUE, transient_lastDdlTime=1309996190},
> viewOriginalText:null, viewExpandedText:null, tableType:EXTERNAL_TABLE)
> -- bob calls CREATE..TABLE..LIKE
> CREATE TABLE foo_like LIKE foo;
> -- bob created a new table using like but the owner stills alice
> -- but the expected is owner:bob
> hive> DESCRIBE EXTENDED foo_like;
> OK
> bar double
>
> Detailed Table Information Table(tableName:foo_like, dbName:default,
> {color:red} owner:alice {color}, createTime:1309996554, lastAccessTime:0,
> retention:0, sd:StorageDescriptor(cols:[FieldSchema(name:bar, type:double,
> comment:null)], location:hdfs://localhost/user/hive/warehouse/foo_like,
> inputFormat:org.apache.hadoop.mapred.TextInputFormat,
> outputFormat:org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat,
> compressed:false, numBuckets:-1, serdeInfo:SerDeInfo(name:null,
> serializationLib:org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe,
> parameters:{serialization.format=,, field.delim=,, line.delim=
> }), bucketCols:[], sortCols:[], parameters:{}), partitionKeys:[],
> parameters:{transient_lastDdlTime=1309996554}, viewOriginalText:null,
> viewExpandedText:null, tableType:MANAGED_TABLE)
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