QueryPlan.SingleQueryPlanNode (Mckoi SQL Database (MckoiSQLDB) 1.0.6 API)

java.lang.Object

com.mckoi.database.QueryPlan.SingleQueryPlanNode

All Implemented Interfaces:: QueryPlanNode, Serializable, Cloneable

Direct Known Subclasses:: QueryPlan.CachePointNode, QueryPlan.ConstantSelectNode, QueryPlan.CreateFunctionsNode, QueryPlan.DistinctNode, QueryPlan.ExhaustiveSelectNode, QueryPlan.FunctionalSelectNode, QueryPlan.GroupNode, QueryPlan.LeftOuterJoinNode, QueryPlan.MarkerNode, QueryPlan.MultiColumnEquiSelectNode, QueryPlan.RangeSelectNode, QueryPlan.SimplePatternSelectNode, QueryPlan.SimpleSelectNode, QueryPlan.SortNode, QueryPlan.SubsetNode

Enclosing class:: QueryPlan

public abstract static class QueryPlan.SingleQueryPlanNode extends Object implements QueryPlanNode

A QueryPlanNode with a single child.

See Also:

Field Summary

Fields

Modifier and Type

Field

Description

protected QueryPlanNode

child

The single child node.
Constructor Summary

Constructors

Modifier

Constructor

Description

protected

SingleQueryPlanNode(QueryPlanNode child)

Constructor.
Method Summary

Modifier and Type

Method

Description

QueryPlanNode

child()

Returns the child plan.

Object

clone()

Deep clone.

void

debugString(int level, StringBuffer buf)

Writes a textural representation of the node to the StringBuffer at the given indent level.

ArrayList

discoverCorrelatedVariables(int level, ArrayList list)

Default implementation that discovers correlated variables for the given offset level.

ArrayList

discoverTableNames(ArrayList list)

Default implementation delegates responsibility to child.

String

titleString()

Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.mckoi.database.QueryPlanNode
evaluate

Field Details
- child
  
  protected QueryPlanNode child
  
  The single child node.
Constructor Details
- SingleQueryPlanNode
  
  protected SingleQueryPlanNode(QueryPlanNode child)
  
  Constructor.
Method Details
- child
  
  public QueryPlanNode child()
  
  Returns the child plan.
- discoverTableNames
  
  public ArrayList discoverTableNames(ArrayList list)
  
  Default implementation delegates responsibility to child.
  
  Specified by:
  
  discoverTableNames in interface QueryPlanNode
- discoverCorrelatedVariables
  
  public ArrayList discoverCorrelatedVariables(int level, ArrayList list)
  
  Default implementation that discovers correlated variables for the given offset level.
  
  Specified by:
  
  discoverCorrelatedVariables in interface QueryPlanNode
- clone
  
  public Object clone() throws CloneNotSupportedException
  
  Deep clone.
  
  Specified by:
  
  clone in interface QueryPlanNode
  
  Overrides:
  
  clone in class Object
  
  Throws:
  
  CloneNotSupportedException
- titleString
  
  public String titleString()
- debugString
  
  public void debugString(int level, StringBuffer buf)
  
  Description copied from interface: QueryPlanNode
  
  Writes a textural representation of the node to the StringBuffer at the given indent level.
  
  Specified by:
  
  debugString in interface QueryPlanNode