org.apache.hadoop.hive.ql.ddl.table.column.update

Class AlterTableUpdateColumnsDesc

java.lang.Object

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

org.apache.hadoop.hive.ql.ddl.table.column.update.AlterTableUpdateColumnsDesc

All Implemented Interfaces:

Serializable, DDLDesc, DDLDesc.DDLDescWithWriteId

public class AlterTableUpdateColumnsDesc
extends AbstractAlterTableDesc

DDL task description for ALTER TABLE ... UPDATE COLUMNS ... 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
AlterTableUpdateColumnsDesc(TableName tableName, Map<String,String> partitionSpec, boolean isCascade)

Method Summary

Modifier and Type	Method and Description
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

AlterTableUpdateColumnsDesc

public AlterTableUpdateColumnsDesc(TableName tableName,
                                   Map<String,String> partitionSpec,
                                   boolean isCascade)
                            throws SemanticException

Throws:

SemanticException

Method Detail

mayNeedWriteId

public boolean mayNeedWriteId()