saffron.rel
Class Minus

java.lang.Object
  |
  +--saffron.rel.Rel
        |
        +--saffron.rel.Union
              |
              +--saffron.rel.Minus

public class Minus

extends Union

todo:

Since:

23 September, 2001

Version:

$Id: //open/saffron/src/main/saffron/rel/Minus.java#1 $

Author:

jhyde

Nested Class Summary

Nested classes inherited from class saffron.rel.Union

Nested classes inherited from class saffron.rel.Rel

Field Summary

Fields inherited from class saffron.rel.Union

all, inputs

Fields inherited from class saffron.rel.Rel

cluster, digest, emptyArray, id, nextId, rowType

Constructor Summary

Minus(Cluster cluster, Rel left, Rel right)

Methods inherited from class saffron.rel.Union

clone, deriveRowType, explain, getInputs, getRows, isDistinct, register, replaceInput

Methods inherited from class saffron.rel.Rel

childrenAccept, computeDigest, computeSelfCost, getChildExps, getCluster, getConvention, getCorelVariable, getEnvironment, getId, getInput, getOrCreateCorelVariable, getParentEnv, getQualifier, getQuery, getRelTypeName, getRowType, getTable, getType, getVariablesStopped, implement, implementExp, implementExps, implementFieldAccess, implementSelf, isAccessTo, onRegister, recomputeDigest, registerCorelVariable, setCorelVariable, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

Minus

public Minus(Cluster cluster,
             Rel left,
             Rel right)