QueryPlanNode
, java.io.Serializable
, java.lang.Cloneable
QueryPlan.CompositeNode
, QueryPlan.EquiJoinNode
, QueryPlan.JoinNode
, QueryPlan.LogicalUnionNode
, QueryPlan.NaturalJoinNode
, QueryPlan.NonCorrelatedAnyAllNode
public abstract static class QueryPlan.BranchQueryPlanNode extends java.lang.Object implements QueryPlanNode
Modifier and Type | Field | Description |
---|---|---|
protected QueryPlanNode |
left |
The left and right node.
|
protected QueryPlanNode |
right |
The left and right node.
|
Modifier | Constructor | Description |
---|---|---|
protected |
BranchQueryPlanNode(QueryPlanNode left,
QueryPlanNode right) |
The Constructor.
|
Modifier and Type | Method | Description |
---|---|---|
java.lang.Object |
clone() |
Deep clone.
|
void |
debugString(int level,
java.lang.StringBuffer buf) |
Writes a textural representation of the node to the StringBuffer at the
given indent level.
|
java.util.ArrayList |
discoverCorrelatedVariables(int level,
java.util.ArrayList list) |
Default implementation that discovers correlated variables for the
given offset level.
|
java.util.ArrayList |
discoverTableNames(java.util.ArrayList list) |
Default implementation delegates responsibility to children.
|
QueryPlanNode |
left() |
Returns the left node.
|
QueryPlanNode |
right() |
Returns the right node.
|
java.lang.String |
titleString() |
equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
evaluate
protected QueryPlanNode left
protected QueryPlanNode right
protected BranchQueryPlanNode(QueryPlanNode left, QueryPlanNode right)
public QueryPlanNode left()
public QueryPlanNode right()
public java.util.ArrayList discoverTableNames(java.util.ArrayList list)
discoverTableNames
in interface QueryPlanNode
public java.util.ArrayList discoverCorrelatedVariables(int level, java.util.ArrayList list)
discoverCorrelatedVariables
in interface QueryPlanNode
public java.lang.Object clone() throws java.lang.CloneNotSupportedException
clone
in interface QueryPlanNode
clone
in class java.lang.Object
java.lang.CloneNotSupportedException
public java.lang.String titleString()
public void debugString(int level, java.lang.StringBuffer buf)
QueryPlanNode
debugString
in interface QueryPlanNode
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