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

Class AlterTableChangeColumnDesc

java.lang.Object

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

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

org.apache.hadoop.hive.ql.ddl.table.column.change.AlterTableChangeColumnDesc

All Implemented Interfaces:

Serializable, DDLDesc, DDLDesc.DDLDescWithWriteId

public class AlterTableChangeColumnDesc
extends AbstractAlterTableWithConstraintsDesc

DDL task description for ALTER TABLE ... CHANGE COLUMN ... 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
AlterTableChangeColumnDesc(TableName tableName, Map<String,String> partitionSpec, boolean isCascade, Constraints constraints, String oldColumnName, String newColumnName, String newColumnType, String newColumnComment, boolean first, String afterColumn)

Method Summary

Modifier and Type	Method and Description
String	getAfterColumn()
String	getNewColumnComment()
String	getNewColumnName()
String	getNewColumnType()
String	getOldColumnName()
boolean	isFirst()
boolean	mayNeedWriteId()

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

getConstraints

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

AlterTableChangeColumnDesc

public AlterTableChangeColumnDesc(TableName tableName,
                                  Map<String,String> partitionSpec,
                                  boolean isCascade,
                                  Constraints constraints,
                                  String oldColumnName,
                                  String newColumnName,
                                  String newColumnType,
                                  String newColumnComment,
                                  boolean first,
                                  String afterColumn)
                           throws SemanticException

Throws:

SemanticException

Method Detail

getOldColumnName

public String getOldColumnName()

getNewColumnName

public String getNewColumnName()

getNewColumnType

public String getNewColumnType()

getNewColumnComment

public String getNewColumnComment()

isFirst

public boolean isFirst()

getAfterColumn

public String getAfterColumn()

mayNeedWriteId

public boolean mayNeedWriteId()