net.sf.saffron.rel
Class MinusRel

java.lang.Object
  |
  +--net.sf.saffron.rel.SaffronRel
        |
        +--net.sf.saffron.rel.UnionRel
              |
              +--net.sf.saffron.rel.MinusRel

public class MinusRel

extends UnionRel

todo:

Since:

23 September, 2001

Version:

$Id: //open/saffron/src/net/sf/saffron/rel/MinusRel.java#2 $

Author:

jhyde

Field Summary

Fields inherited from class net.sf.saffron.rel.UnionRel

all, inputs

Fields inherited from class net.sf.saffron.rel.SaffronRel

cluster, digest, emptyArray, id, nextId, rowType

Constructor Summary

MinusRel(VolcanoCluster cluster, SaffronRel left, SaffronRel right)

Methods inherited from class net.sf.saffron.rel.UnionRel

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

Methods inherited from class net.sf.saffron.rel.SaffronRel

childrenAccept, computeDigest, computeSelfCost, getChildExps, getCluster, getConvention, getCorrelVariable, getId, getInput, getOrCreateCorrelVariable, getQualifier, getQuery, getRelTypeName, getRowType, getTable, getVariablesStopped, implement, implementFieldAccess, isAccessTo, onRegister, recomputeDigest, register, registerCorrelVariable, setCorrelVariable, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

MinusRel

public MinusRel(VolcanoCluster cluster,
                SaffronRel left,
                SaffronRel right)