org.apache.hadoop.hive.ql.plan

Class DropTableDesc

java.lang.Object

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

org.apache.hadoop.hive.ql.plan.DropTableDesc

All Implemented Interfaces:

Serializable

public class DropTableDesc
extends DDLDesc
implements Serializable

DropTableDesc. TODO: this is currently used for both drop table and drop partitions.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DropTableDesc.PartSpec

Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.plan.DDLDesc

DDLDesc.DDLDescWithWriteId

Constructor Summary

Constructors

Constructor and Description
DropTableDesc()
DropTableDesc(String tableName, Map<Integer,List<ExprNodeGenericFuncDesc>> partSpecs, TableType expectedType, boolean ifPurge, ReplicationSpec replicationSpec)
DropTableDesc(String tableName, Map<Integer,List<ExprNodeGenericFuncDesc>> partSpecs, TableType expectedType, boolean ifPurge, ReplicationSpec replicationSpec, boolean validationRequired)
DropTableDesc(String tableName, TableType expectedType, boolean ifExists, boolean ifPurge, ReplicationSpec replicationSpec)
DropTableDesc(String tableName, TableType expectedType, boolean ifExists, boolean ifPurge, ReplicationSpec replicationSpec, boolean validationRequired)

Method Summary

Modifier and Type	Method and Description
boolean	getExpectMaterializedView()
boolean	getExpectView()
boolean	getIfExists()
boolean	getIfPurge()
ArrayList<DropTableDesc.PartSpec>	getPartSpecs()
ReplicationSpec	getReplicationSpec()
String	getTableName()
boolean	getValidationRequired()
void	setIfExists(boolean ifExists)
void	setIfPurge(boolean ifPurge)
void	setTableName(String tableName)

Methods inherited from class java.lang.Object

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

Constructor Detail

DropTableDesc

public DropTableDesc()

DropTableDesc

public DropTableDesc(String tableName,
                     TableType expectedType,
                     boolean ifExists,
                     boolean ifPurge,
                     ReplicationSpec replicationSpec)

Parameters:

tableName -

ifPurge -

DropTableDesc

public DropTableDesc(String tableName,
                     TableType expectedType,
                     boolean ifExists,
                     boolean ifPurge,
                     ReplicationSpec replicationSpec,
                     boolean validationRequired)

DropTableDesc

public DropTableDesc(String tableName,
                     Map<Integer,List<ExprNodeGenericFuncDesc>> partSpecs,
                     TableType expectedType,
                     boolean ifPurge,
                     ReplicationSpec replicationSpec)

DropTableDesc

public DropTableDesc(String tableName,
                     Map<Integer,List<ExprNodeGenericFuncDesc>> partSpecs,
                     TableType expectedType,
                     boolean ifPurge,
                     ReplicationSpec replicationSpec,
                     boolean validationRequired)

Method Detail

getTableName

public String getTableName()

Returns:

the tableName

setTableName

public void setTableName(String tableName)

Parameters:

tableName - the tableName to set

getPartSpecs

public ArrayList<DropTableDesc.PartSpec> getPartSpecs()

Returns:

the partSpecs

getExpectView

public boolean getExpectView()

Returns:

whether to expect a view being dropped

getExpectMaterializedView

public boolean getExpectMaterializedView()

Returns:

whether to expect a materialized view being dropped

getIfExists

public boolean getIfExists()

Returns:

whether IF EXISTS was specified

setIfExists

public void setIfExists(boolean ifExists)

Parameters:

ifExists - set whether IF EXISTS was specified

getIfPurge

public boolean getIfPurge()

Returns:

whether Purge was specified

setIfPurge

public void setIfPurge(boolean ifPurge)

Parameters:

ifPurge - set whether Purge was specified

getReplicationSpec

public ReplicationSpec getReplicationSpec()

Returns:

what kind of replication scope this drop is running under. This can result in a "DROP IF OLDER THAN" kind of semantic

getValidationRequired

public boolean getValidationRequired()

Returns:

whether the table type validation is needed (false in repl case)