org.apache.hadoop.hive.ql.ddl.table.storage.cluster

Class AlterTableClusteredByDesc

java.lang.Object

org.apache.hadoop.hive.ql.ddl.table.AbstractAlterTableDesc

org.apache.hadoop.hive.ql.ddl.table.storage.cluster.AlterTableClusteredByDesc

All Implemented Interfaces:

Serializable, DDLDesc, DDLDesc.DDLDescWithWriteId

public class AlterTableClusteredByDesc
extends AbstractAlterTableDesc

DDL task description for ALTER TABLE ... CLUSTERED BY ... SORTED BY ... [INTO ... BUCKETS] commands.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.hadoop.hive.ql.ddl.DDLDesc

DDLDesc.DDLDescWithWriteId

Constructor Summary

Constructors

Constructor and Description
AlterTableClusteredByDesc(TableName tableName, Map<String,String> partitionSpec, int numberBuckets, List<String> bucketColumns, List<org.apache.hadoop.hive.metastore.api.Order> sortColumns)

Method Summary

Modifier and Type	Method and Description
List<String>	getBucketColumns()
int	getNumberBuckets()
List<org.apache.hadoop.hive.metastore.api.Order>	getSortColumns()
List<String>	getSortColumnsExplain()
boolean	mayNeedWriteId()

Methods inherited from class org.apache.hadoop.hive.ql.ddl.table.AbstractAlterTableDesc

expectView, getDbTableName, getEnvironmentContext, getFullTableName, getPartitionSpec, getProps, getReplicationSpec, getType, getWriteId, isCascade, setWriteId

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AlterTableClusteredByDesc

public AlterTableClusteredByDesc(TableName tableName,
                                 Map<String,String> partitionSpec,
                                 int numberBuckets,
                                 List<String> bucketColumns,
                                 List<org.apache.hadoop.hive.metastore.api.Order> sortColumns)
                          throws SemanticException

Throws:

SemanticException

Method Detail

getNumberBuckets

public int getNumberBuckets()

getBucketColumns

public List<String> getBucketColumns()

getSortColumns

public List<org.apache.hadoop.hive.metastore.api.Order> getSortColumns()

getSortColumnsExplain

public List<String> getSortColumnsExplain()

mayNeedWriteId

public boolean mayNeedWriteId()