com.bigdata.btree.proc
Interface IKeyRangeIndexProcedure

All Superinterfaces:

IIndexProcedure, Serializable

All Known Implementing Classes:

AbstractKeyRangeIndexProcedure, RangeCountProcedure

public interface IKeyRangeIndexProcedure
extends IIndexProcedure

Interface for procedures that are mapped across one or more index partitions based on a key range (fromKey, toKey). The keys are interpreted as variable length unsigned byte[]s.

Version:

$Id: IKeyRangeIndexProcedure.java 2265 2009-10-26 12:51:06Z thompsonbry $

Author:

Bryan Thompson

Method Summary

byte[]	getFromKey() Return the lowest key that will be visited (inclusive).
byte[]	getToKey() Return the first key that will not be visited (exclusive).

Methods inherited from interface com.bigdata.btree.proc.IIndexProcedure

apply, isReadOnly

Method Detail

getFromKey

byte[] getFromKey()

Return the lowest key that will be visited (inclusive). When null there is no lower bound.

getToKey

byte[] getToKey()

Return the first key that will not be visited (exclusive). When null there is no upper bound.