org.apache.derby.impl.sql.compile
Class WindowNode

java.lang.Object
  org.apache.derby.impl.sql.compile.QueryTreeNode
      org.apache.derby.impl.sql.compile.WindowNode

All Implemented Interfaces:

Node, Visitable

Direct Known Subclasses:

WindowDefinitionNode, WindowReferenceNode

public abstract class WindowNode
extends QueryTreeNode

Superclass of window definition and window reference.

Field Summary

private java.lang.String

windowName The provided name of the window if explicitly defined in a window clause.

Fields inherited from class org.apache.derby.impl.sql.compile.QueryTreeNode

AUTOINCREMENT_CREATE_MODIFY, AUTOINCREMENT_INC_INDEX, AUTOINCREMENT_IS_AUTOINCREMENT_INDEX, AUTOINCREMENT_START_INDEX, isPrivilegeCollectionRequired

Constructor Summary

WindowNode()

Method Summary

java.lang.String	getName()
void	init(java.lang.Object arg1) Initializer

Methods inherited from class org.apache.derby.impl.sql.compile.QueryTreeNode

accept, acceptChildren, bindOffsetFetch, bindRowMultiSet, bindUserCatalogType, bindUserType, checkReliability, checkReliability, convertDefaultNode, createTypeDependency, debugFlush, debugPrint, disablePrivilegeCollection, formatNodeString, foundString, generate, generateAuthorizeCheck, getBeginOffset, getClassFactory, getCompilerContext, getContextManager, getCursorInfo, getDataDictionary, getDependencyManager, getEndOffset, getExecutionFactory, getGenericConstantActionFactory, getIntProperty, getLanguageConnectionContext, getNodeFactory, getNodeType, getNullNode, getParameterTypes, getSchemaDescriptor, getSchemaDescriptor, getStatementType, getTableDescriptor, getTypeCompiler, init, init, init, init, init, init, init, init, init, init, init, init, init, isAtomic, isInstanceOf, isPrivilegeCollectionRequired, isSessionSchema, isSessionSchema, makeConstantAction, makeTableName, makeTableName, nodeHeader, orReliability, parseStatement, printLabel, printSubNodes, referencesSessionSchema, resolveTableToSynonym, setBeginOffset, setContextManager, setEndOffset, setNodeType, setRefActionInfo, stackPrint, toString, treePrint, treePrint, verifyClassExist

Methods inherited from class java.lang.Object

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

Field Detail

windowName

private java.lang.String windowName

The provided name of the window if explicitly defined in a window clause. If the definition is inlined, currently the definition has windowName "IN_LINE". The standard 2003 sec. 4.14.9 calls for a impl. defined one.

Constructor Detail

WindowNode

public WindowNode()

Method Detail

init

public void init(java.lang.Object arg1)
          throws StandardException

Initializer

Specified by:

init in interface Node

Overrides:

init in class QueryTreeNode

Parameters:

arg1 - The window name

Throws:

StandardException

getName

public java.lang.String getName()

Returns:

the name of this window