com.xxdb.route

Interface Domain

All Known Implementing Classes:

HashDomain, ListDomain, RangeDomain, ValueDomain

public interface Domain

Method Summary

Modifier and Type	Method and Description
int	getPartitionKey(Scalar partitionCol)
List<Integer>	getPartitionKeys(Vector partitionCol) Given the values of a partition column, get the keys of partitions those values belong to.

Method Detail

getPartitionKeys

List<Integer> getPartitionKeys(Vector partitionCol)

Given the values of a partition column, get the keys of partitions those values belong to.

Parameters:

partitionCol - a list of partition column values

Returns:

a list of partition keys

getPartitionKey

int getPartitionKey(Scalar partitionCol)