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java.lang.Object | +--edu.wpi.cs.dsrg.xmldb.xat.common.operator.XATPropertiesImp | +--edu.wpi.cs.dsrg.xmldb.xat.common.operator.XATQueryObjectImp | +--edu.wpi.cs.dsrg.xmldb.xat.common.operator.XATOperatorImp | +--edu.wpi.cs.dsrg.xmldb.xat.common.operator.XATMultiSourceOperatorImp | +--edu.wpi.cs.dsrg.xmldb.xat.common.operator.sqloperator.CartesianProductImp | +--edu.wpi.cs.dsrg.xmldb.xat.common.operator.sqloperator.JoinImp
Implementation for the Join interface.
Field Summary | |
protected Expression |
expression
|
Fields inherited from class edu.wpi.cs.dsrg.xmldb.xat.common.operator.XATOperatorImp |
columnsFiltered,
outputColumnName,
xnodOwner,
xtabOutput |
Fields inherited from class edu.wpi.cs.dsrg.xmldb.xat.common.operator.XATQueryObjectImp |
stats,
statsPresent |
Constructor Summary | |
JoinImp(XATNode node,
Expression exp)
Assigns a node to this operator and an expression. |
Method Summary | |
Expression |
getExpression()
Gets join expression. |
void |
setExpression(Expression newExpression)
Set join expression. |
Methods inherited from class edu.wpi.cs.dsrg.xmldb.xat.common.operator.sqloperator.CartesianProductImp |
getLeft,
getRight,
toString |
Methods inherited from class edu.wpi.cs.dsrg.xmldb.xat.common.operator.XATMultiSourceOperatorImp |
getDataSourceAt,
getDataSources,
getSourceAt,
getSources,
setProperty |
Methods inherited from class edu.wpi.cs.dsrg.xmldb.xat.common.operator.XATOperatorImp |
clone,
getColumnsFiltered,
getNode,
getOutput,
getOutputColumnName,
getOutputDataSource,
getOutputDataSources,
getPrimaryDataSource,
getPrimarySource,
setDefaultProperties,
setNode,
setOutput,
setOutputColumnName |
Methods inherited from class edu.wpi.cs.dsrg.xmldb.xat.common.operator.XATQueryObjectImp |
addStatistic,
compareTo,
getStatistics,
isValidStatistic,
setDefaultStatistics |
Methods inherited from class edu.wpi.cs.dsrg.xmldb.xat.common.operator.XATPropertiesImp |
addProperty,
getProperties,
getProperty,
isValidPropertyName,
setNewPropertyValue |
Methods inherited from class java.lang.Object |
equals,
finalize,
getClass,
hashCode,
notify,
notifyAll,
wait,
wait,
wait |
Field Detail |
protected Expression expression
Constructor Detail |
public JoinImp(XATNode node, Expression exp)
node
- edu.wpi.cs.dsrg.xmldb.xat.common.xatnode.XATNodeexp
- edu.wpi.cs.dsrg.xmldb.xat.common.expression.ExpressionMethod Detail |
public Expression getExpression()
public void setExpression(Expression newExpression)
new_expression
- is join expression.
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