org.apache.hadoop.hive.ql.plan

Class AlterTableDesc

java.lang.Object

org.apache.hadoop.hive.ql.plan.DDLDesc

org.apache.hadoop.hive.ql.plan.AlterTableDesc

All Implemented Interfaces:

Serializable

public class AlterTableDesc
extends DDLDesc
implements Serializable

AlterTableDesc.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	AlterTableDesc.AlterTableTypes alterTableTypes.
static class	AlterTableDesc.ProtectModeType

Field Summary

Fields

Modifier and Type	Field and Description
static Set<AlterTableDesc.AlterTableTypes>	alterTableTypesWithPartialSpec

Constructor Summary

Constructors

Constructor and Description
AlterTableDesc()
AlterTableDesc(AlterTableDesc.AlterTableTypes alterType)
AlterTableDesc(AlterTableDesc.AlterTableTypes alterType, boolean expectView)
AlterTableDesc(String tableName, boolean sortingOff, HashMap<String,String> partSpec)
AlterTableDesc(String tableName, boolean turnOffSkewed, List<String> skewedColNames, List<List<String>> skewedColValues)
AlterTableDesc(String tableName, HashMap<String,String> partSpec, int numBuckets)
AlterTableDesc(String name, HashMap<String,String> partSpec, List<FieldSchema> newCols, AlterTableDesc.AlterTableTypes alterType, boolean isCascade)
AlterTableDesc(String tblName, HashMap<String,String> partSpec, String oldColName, String newColName, String newType, String newComment, boolean first, String afterCol, boolean isCascade)
AlterTableDesc(String tableName, int numBuckets, List<String> bucketCols, List<Order> sortCols, HashMap<String,String> partSpec)
AlterTableDesc(String tableName, Map<List<String>,String> locations, HashMap<String,String> partSpec)
AlterTableDesc(String oldName, String newName, boolean expectView)
AlterTableDesc(String tableName, String newLocation, HashMap<String,String> partSpec)
AlterTableDesc(String name, String inputFormat, String outputFormat, String serdeName, String storageHandler, HashMap<String,String> partSpec)

Method Summary

Methods

Modifier and Type	Method and Description
static boolean	doesAlterTableTypeSupportPartialPartitionSpec(AlterTableDesc.AlterTableTypes type)
String	getAfterCol()
String	getAlterTableTypeString()
ArrayList<String>	getBucketColumns()
boolean	getExpectView()
boolean	getFirst()
String	getInputFormat()
boolean	getIsCascade()
boolean	getIsDropIfExists()
String	getNewColComment()
String	getNewColName()
ArrayList<FieldSchema>	getNewCols()
List<String>	getNewColsString()
String	getNewColType()
String	getNewLocation()
String	getNewName()
int	getNumberBuckets()
String	getOldColName()
String	getOldName()
AlterTableDesc.AlterTableTypes	getOp()
String	getOutputFormat()
HashMap<String,String>	getPartSpec()
HashMap<String,String>	getProps()
AlterTableDesc.ProtectModeType	getProtectModeType()
String	getSerdeName()
List<String>	getSkewedColNames()
List<List<String>>	getSkewedColValues()
Map<List<String>,String>	getSkewedLocations()
ArrayList<Order>	getSortColumns()
String	getStorageHandler()
Table	getTable()
boolean	isProtectModeEnable()
boolean	isStoredAsSubDirectories()
boolean	isTurnOffSkewed()
boolean	isTurnOffSorting()
void	setAfterCol(String afterCol)
void	setBucketColumns(ArrayList<String> bucketColumns)
void	setDropIfExists(boolean isDropIfExists)
void	setExpectView(boolean expectView)
void	setFirst(boolean first)
void	setInputFormat(String inputFormat)
void	setNewColComment(String newComment)
void	setNewColName(String newColName)
void	setNewCols(ArrayList<FieldSchema> newCols)
void	setNewColType(String newType)
void	setNewLocation(String newLocation)
void	setNewName(String newName)
void	setNumberBuckets(int numberBuckets)
void	setOldColName(String oldColName)
void	setOldName(String oldName)
void	setOp(AlterTableDesc.AlterTableTypes op)
void	setOutputFormat(String outputFormat)
void	setPartSpec(HashMap<String,String> partSpec)
void	setProps(HashMap<String,String> props)
void	setProtectModeEnable(boolean protectModeEnable)
void	setProtectModeType(AlterTableDesc.ProtectModeType protectModeType)
void	setSerdeName(String serdeName)
void	setSkewedColNames(List<String> skewedColNames)
void	setSkewedColValues(List<List<String>> skewedColValues)
void	setSkewedLocations(Map<List<String>,String> skewedLocations)
void	setSortColumns(ArrayList<Order> sortColumns)
void	setStorageHandler(String storageHandler)
void	setStoredAsSubDirectories(boolean isStoredAsSubDirectories)
void	setTable(Table table)
void	setTurnOffSkewed(boolean turnOffSkewed)
void	validate() Validate alter table description.

Methods inherited from class java.lang.Object

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

Field Detail

alterTableTypesWithPartialSpec

public static final Set<AlterTableDesc.AlterTableTypes> alterTableTypesWithPartialSpec

Constructor Detail

AlterTableDesc

public AlterTableDesc()

AlterTableDesc

public AlterTableDesc(String tblName,
              HashMap<String,String> partSpec,
              String oldColName,
              String newColName,
              String newType,
              String newComment,
              boolean first,
              String afterCol,
              boolean isCascade)

Parameters:

tblName - table name

oldColName - old column name

newColName - new column name

newComment -

newType -

AlterTableDesc

public AlterTableDesc(String oldName,
              String newName,
              boolean expectView)

Parameters:

oldName - old name of the table

newName - new name of the table

AlterTableDesc

public AlterTableDesc(String name,
              HashMap<String,String> partSpec,
              List<FieldSchema> newCols,
              AlterTableDesc.AlterTableTypes alterType,
              boolean isCascade)

Parameters:

name - name of the table

newCols - new columns to be added

AlterTableDesc

public AlterTableDesc(AlterTableDesc.AlterTableTypes alterType)

Parameters:

alterType - type of alter op

AlterTableDesc

public AlterTableDesc(AlterTableDesc.AlterTableTypes alterType,
              boolean expectView)

Parameters:

alterType - type of alter op

AlterTableDesc

public AlterTableDesc(String name,
              String inputFormat,
              String outputFormat,
              String serdeName,
              String storageHandler,
              HashMap<String,String> partSpec)

Parameters:

name - name of the table

inputFormat - new table input format

outputFormat - new table output format

partSpec -

AlterTableDesc

public AlterTableDesc(String tableName,
              int numBuckets,
              List<String> bucketCols,
              List<Order> sortCols,
              HashMap<String,String> partSpec)

AlterTableDesc

public AlterTableDesc(String tableName,
              boolean sortingOff,
              HashMap<String,String> partSpec)

AlterTableDesc

public AlterTableDesc(String tableName,
              String newLocation,
              HashMap<String,String> partSpec)

AlterTableDesc

public AlterTableDesc(String tableName,
              Map<List<String>,String> locations,
              HashMap<String,String> partSpec)

AlterTableDesc

public AlterTableDesc(String tableName,
              boolean turnOffSkewed,
              List<String> skewedColNames,
              List<List<String>> skewedColValues)

AlterTableDesc

public AlterTableDesc(String tableName,
              HashMap<String,String> partSpec,
              int numBuckets)

Method Detail

getNewColsString

public List<String> getNewColsString()

getAlterTableTypeString

public String getAlterTableTypeString()

getOldName

public String getOldName()

Returns:

the old name of the table

setOldName

public void setOldName(String oldName)

Parameters:

oldName - the oldName to set

getNewName

public String getNewName()

Returns:

the newName

setNewName

public void setNewName(String newName)

Parameters:

newName - the newName to set

getOp

public AlterTableDesc.AlterTableTypes getOp()

Returns:

the op

setOp

public void setOp(AlterTableDesc.AlterTableTypes op)

Parameters:

op - the op to set

getNewCols

public ArrayList<FieldSchema> getNewCols()

Returns:

the newCols

setNewCols

public void setNewCols(ArrayList<FieldSchema> newCols)

Parameters:

newCols - the newCols to set

getSerdeName

public String getSerdeName()

Returns:

the serdeName

setSerdeName

public void setSerdeName(String serdeName)

Parameters:

serdeName - the serdeName to set

getProps

public HashMap<String,String> getProps()

Returns:

the props

setProps

public void setProps(HashMap<String,String> props)

Parameters:

props - the props to set

getInputFormat

public String getInputFormat()

Returns:

the input format

setInputFormat

public void setInputFormat(String inputFormat)

Parameters:

inputFormat - the input format to set

getOutputFormat

public String getOutputFormat()

Returns:

the output format

setOutputFormat

public void setOutputFormat(String outputFormat)

Parameters:

outputFormat - the output format to set

getStorageHandler

public String getStorageHandler()

Returns:

the storage handler

setStorageHandler

public void setStorageHandler(String storageHandler)

Parameters:

storageHandler - the storage handler to set

getNumberBuckets

public int getNumberBuckets()

Returns:

the number of buckets

setNumberBuckets

public void setNumberBuckets(int numberBuckets)

Parameters:

numberBuckets - the number of buckets to set

getBucketColumns

public ArrayList<String> getBucketColumns()

Returns:

the bucket columns

setBucketColumns

public void setBucketColumns(ArrayList<String> bucketColumns)

Parameters:

bucketColumns - the bucket columns to set

getSortColumns

public ArrayList<Order> getSortColumns()

Returns:

the sort columns

setSortColumns

public void setSortColumns(ArrayList<Order> sortColumns)

Parameters:

sortColumns - the sort columns to set

getOldColName

public String getOldColName()

Returns:

old column name

setOldColName

public void setOldColName(String oldColName)

Parameters:

oldColName - the old column name

getNewColName

public String getNewColName()

Returns:

new column name

setNewColName

public void setNewColName(String newColName)

Parameters:

newColName - the new column name

getNewColType

public String getNewColType()

Returns:

new column type

setNewColType

public void setNewColType(String newType)

Parameters:

newType - new column's type

getNewColComment

public String getNewColComment()

Returns:

new column's comment

setNewColComment

public void setNewColComment(String newComment)

Parameters:

newComment - new column's comment

getFirst

public boolean getFirst()

Returns:

if the column should be changed to position 0

setFirst

public void setFirst(boolean first)

Parameters:

first - set the column to position 0

getAfterCol

public String getAfterCol()

Returns:

the column's after position

setAfterCol

public void setAfterCol(String afterCol)

Parameters:

afterCol - set the column's after position

getExpectView

public boolean getExpectView()

Returns:

whether to expect a view being altered

setExpectView

public void setExpectView(boolean expectView)

Parameters:

expectView - set whether to expect a view being altered

getPartSpec

public HashMap<String,String> getPartSpec()

Returns:

part specification

setPartSpec

public void setPartSpec(HashMap<String,String> partSpec)

Parameters:

partSpec -

getNewLocation

public String getNewLocation()

Returns:

new location

setNewLocation

public void setNewLocation(String newLocation)

Parameters:

newLocation - new location

isProtectModeEnable

public boolean isProtectModeEnable()

setProtectModeEnable

public void setProtectModeEnable(boolean protectModeEnable)

getProtectModeType

public AlterTableDesc.ProtectModeType getProtectModeType()

setProtectModeType

public void setProtectModeType(AlterTableDesc.ProtectModeType protectModeType)

getSkewedLocations

public Map<List<String>,String> getSkewedLocations()

Returns:

the skewedLocations

setSkewedLocations

public void setSkewedLocations(Map<List<String>,String> skewedLocations)

Parameters:

skewedLocations - the skewedLocations to set

isTurnOffSorting

public boolean isTurnOffSorting()

Returns:

isTurnOffSorting

isTurnOffSkewed

public boolean isTurnOffSkewed()

Returns:

the turnOffSkewed

setTurnOffSkewed

public void setTurnOffSkewed(boolean turnOffSkewed)

Parameters:

turnOffSkewed - the turnOffSkewed to set

getSkewedColNames

public List<String> getSkewedColNames()

Returns:

the skewedColNames

setSkewedColNames

public void setSkewedColNames(List<String> skewedColNames)

Parameters:

skewedColNames - the skewedColNames to set

getSkewedColValues

public List<List<String>> getSkewedColValues()

Returns:

the skewedColValues

setSkewedColValues

public void setSkewedColValues(List<List<String>> skewedColValues)

Parameters:

skewedColValues - the skewedColValues to set

validate

public void validate()
              throws SemanticException

Validate alter table description.

Throws:

SemanticException

getTable

public Table getTable()

Returns:

the table

setTable

public void setTable(Table table)

Parameters:

table - the table to set

isStoredAsSubDirectories

public boolean isStoredAsSubDirectories()

Returns:

the isStoredAsSubDirectories

setStoredAsSubDirectories

public void setStoredAsSubDirectories(boolean isStoredAsSubDirectories)

Parameters:

isStoredAsSubDirectories - the isStoredAsSubDirectories to set

setDropIfExists

public void setDropIfExists(boolean isDropIfExists)

Parameters:

isDropIfExists - the isDropIfExists to set

getIsDropIfExists

public boolean getIsDropIfExists()

Returns:

isDropIfExists

getIsCascade

public boolean getIsCascade()

Returns:

isCascade

doesAlterTableTypeSupportPartialPartitionSpec

public static boolean doesAlterTableTypeSupportPartialPartitionSpec(AlterTableDesc.AlterTableTypes type)