be.SIRAPRISE.ra

Class DivideByPerProxy

java.lang.Object

be.SIRAPRISE.ra.RelationProxy

be.SIRAPRISE.ra.DivideByPerProxy

All Implemented Interfaces:

IRelation

public class DivideByPerProxy
extends RelationProxy

DivideByPerProxy

Author:

ers

Constructor Summary

Constructors

Constructor and Description
DivideByPerProxy(IRelation dividend, IRelation divisor, IRelation per) Creates the DivideByPerProxy

Method Summary

Modifier and Type	Method and Description
java.lang.String	getHostExpressionEvaluationText() Gets The expression text for the expression to be evaluated by the host

Methods inherited from class be.SIRAPRISE.ra.RelationProxy

aggregate, dividedyper, extend, getHost, getRelationBuffer, group, gtclose, intersect, intersectUsing, isProxy, join, joinUsing, leftJoin, leftJoinUsing, minus, minusUsing, pack, project, rename, restrict, semijoin, semijoinUsing, semiminus, semiminusUsing, summarizeby, tclose, transform, ungroup, union, unionUsing, unpack, xminus, xminusUsing

Methods inherited from class java.lang.Object

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

Constructor Detail

DivideByPerProxy

public DivideByPerProxy(IRelation dividend,
                        IRelation divisor,
                        IRelation per)

Creates the DivideByPerProxy

Parameters:

dividend - The dividend

divisor - the divisor

per - The 'per' relation

Method Detail

getHostExpressionEvaluationText

public java.lang.String getHostExpressionEvaluationText()

Description copied from interface: IRelation

Gets The expression text for the expression to be evaluated by the host

Specified by:

getHostExpressionEvaluationText in interface IRelation

Specified by:

getHostExpressionEvaluationText in class RelationProxy

Returns:

The expression text for the expression to be sent to the host for evaluation