Package io.trino.plugin.hive

Class TableToPartitionMapping

java.lang.Object

io.trino.plugin.hive.TableToPartitionMapping

public class TableToPartitionMapping
extends Object

Constructor Summary

Constructors

Constructor	Description
TableToPartitionMapping(Optional<Map<Integer,Integer>> tableToPartitionColumns, Map<Integer,HiveTypeName> partitionColumnCoercions)

Method Summary

Modifier and Type	Method	Description
static TableToPartitionMapping	empty()
Optional<HiveType>	getCoercion(int tableColumnIndex)
int	getEstimatedSizeInBytes()
Map<Integer,HiveTypeName>	getPartitionColumnCoercions()
Optional<Map<Integer,Integer>>	getTableToPartitionColumns()
static TableToPartitionMapping	mapColumnsByIndex(Map<Integer,HiveTypeName> columnCoercions)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

TableToPartitionMapping

public TableToPartitionMapping(Optional<Map<Integer,Integer>> tableToPartitionColumns,
                               Map<Integer,HiveTypeName> partitionColumnCoercions)

Method Detail

empty

public static TableToPartitionMapping empty()

mapColumnsByIndex

public static TableToPartitionMapping mapColumnsByIndex(Map<Integer,HiveTypeName> columnCoercions)

getPartitionColumnCoercions

public Map<Integer,HiveTypeName> getPartitionColumnCoercions()

getTableToPartitionColumns

public Optional<Map<Integer,Integer>> getTableToPartitionColumns()

getCoercion

public Optional<HiveType> getCoercion(int tableColumnIndex)

getEstimatedSizeInBytes

public int getEstimatedSizeInBytes()

toString

public String toString()

Overrides:

toString in class Object