org.apache.hadoop.hive.ql.parse

Class PartitionTransform

java.lang.Object

org.apache.hadoop.hive.ql.parse.PartitionTransform

public class PartitionTransform
extends Object

Constructor Summary

Constructors

Constructor and Description
PartitionTransform()

Method Summary

Modifier and Type	Method and Description
static List<TransformSpec>	getPartitionTransformSpec(ASTNode node) Parse the partition transform specifications from the AST Tree node.
static List<TransformSpec>	getPartitionTransformSpec(List<org.apache.hadoop.hive.metastore.api.FieldSchema> fields) Get the identity transform specification based on the partition columns

Methods inherited from class java.lang.Object

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

Constructor Detail

PartitionTransform

public PartitionTransform()

Method Detail

getPartitionTransformSpec

public static List<TransformSpec> getPartitionTransformSpec(List<org.apache.hadoop.hive.metastore.api.FieldSchema> fields)

Get the identity transform specification based on the partition columns

Parameters:

fields - The partition column fields

Returns:

list of partition transforms

getPartitionTransformSpec

public static List<TransformSpec> getPartitionTransformSpec(ASTNode node)

Parse the partition transform specifications from the AST Tree node.

Parameters:

node - AST Tree node, must be not null

Returns:

list of partition transforms