com.aliyun.odps.udf

Class TableOutputerAttributes

java.lang.Object

com.aliyun.odps.udf.DataAttributes

com.aliyun.odps.udf.TableOutputerAttributes

public abstract class TableOutputerAttributes
extends DataAttributes

Provides interface to access outputer-only related attributes.

Constructor Summary

Constructors

Constructor and Description
TableOutputerAttributes()

Method Summary

Modifier and Type	Method and Description
abstract int[]	getDynamicPartitionColumnIndices()
abstract boolean	getIsOverwrite() Whether the underlying output operation is insert overwrite.
abstract String	getStaticPartitionName()
abstract boolean	isDynamicPartition()

Methods inherited from class com.aliyun.odps.udf.DataAttributes

getAttributes, getCustomizedDataLocation, getFullTableColumns, getHiveTableProperties, getHiveTableProperties, getNeededIndexes, getRecordColumns, getResources, getValueByKey, verifySchema

Methods inherited from class java.lang.Object

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

Constructor Detail

TableOutputerAttributes

public TableOutputerAttributes()

Method Detail

getIsOverwrite

public abstract boolean getIsOverwrite()

Whether the underlying output operation is insert overwrite.

Returns:

true: insert overwrite; false: insert into

isDynamicPartition

public abstract boolean isDynamicPartition()

Returns:

true if the operation is dynamic partition otherwise false

getDynamicPartitionColumnIndices

public abstract int[] getDynamicPartitionColumnIndices()

Returns:

The indices of dynamic partition columns in output record or null if the operation is not dynamic partition

getStaticPartitionName

public abstract String getStaticPartitionName()

Returns:

Static partition name, or return static partition prefix (empty if there is no static prefix) for dynamic partitioned output table, or return null if output table is not partitioned