org.apache.hive.hcatalog.api

Class HCatPartitionSpec

java.lang.Object

org.apache.hive.hcatalog.api.HCatPartitionSpec

@InterfaceAudience.LimitedPrivate(value="Hive")
@InterfaceStability.Evolving
public class HCatPartitionSpec
extends Object

Generalized representation of a set of HCatPartitions.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	HCatPartitionSpec.HCatPartitionIterator Iterator over HCatPartitions in the HCatPartitionSpec.

Field Summary

Fields

Modifier and Type	Field and Description
protected HCatTable	hcatTable
protected PartitionSpecProxy	partitionSpecProxy

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	HCatPartitionSpec(HCatTable hcatTable, PartitionSpecProxy partitionSpecProxy)

Method Summary

Methods

Modifier and Type	Method and Description
String	getDbName() Getter for DBName of this HCatPartitionSpec.
HCatPartitionSpec.HCatPartitionIterator	getPartitionIterator() Getter for an Iterator to the first HCatPartition in the HCatPartitionSpec.
String	getTableName() Getter for TableName of this HCatPartitionSpec.
void	setRootLocation(String location) Setter for the "root" location of the HCatPartitionSpec.
int	size() Getter for the number of HCatPartitions represented by this HCatPartitionSpec instance.

Methods inherited from class java.lang.Object

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

Field Detail

hcatTable

protected HCatTable hcatTable

partitionSpecProxy

protected PartitionSpecProxy partitionSpecProxy

Constructor Detail

HCatPartitionSpec

protected HCatPartitionSpec(HCatTable hcatTable,
                 PartitionSpecProxy partitionSpecProxy)
                     throws HCatException

Throws:

HCatException

Method Detail

getDbName

public String getDbName()

Getter for DBName of this HCatPartitionSpec.

Returns:

The name of the DB.

getTableName

public String getTableName()

Getter for TableName of this HCatPartitionSpec.

Returns:

The name of the TableName.

size

public int size()
         throws HCatException

Getter for the number of HCatPartitions represented by this HCatPartitionSpec instance.

Returns:

The number of HCatPartitions.

Throws:

HCatException - On failure.

setRootLocation

public void setRootLocation(String location)
                     throws HCatException

Setter for the "root" location of the HCatPartitionSpec.

Parameters:

location - The new "root" location of the HCatPartitionSpec.

Throws:

HCatException - On failure to set a new location.

getPartitionIterator

public HCatPartitionSpec.HCatPartitionIterator getPartitionIterator()

Getter for an Iterator to the first HCatPartition in the HCatPartitionSpec.

Returns:

HCatPartitionIterator to the first HCatPartition.