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

java.lang.Object
  org.apache.derby.impl.sql.compile.QueryTreeNode
      org.apache.derby.impl.sql.compile.StatementNode
          org.apache.derby.impl.sql.compile.DDLStatementNode
              org.apache.derby.impl.sql.compile.DropAliasNode

All Implemented Interfaces:

Node, Visitable

public class DropAliasNode
extends DDLStatementNode

A DropAliasNode represents a DROP ALIAS statement.

Field Summary

private char	aliasType
private char	nameSpace

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

ADD_TYPE, DROP_STATISTICS, DROP_TYPE, implicitCreateSchema, LOCKING_TYPE, MODIFY_TYPE, UNKNOWN_TYPE, UPDATE_STATISTICS

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

EMPTY_TD_LIST, NEED_CURSOR_ACTIVATION, NEED_DDL_ACTIVATION, NEED_NOTHING_ACTIVATION, NEED_PARAM_ACTIVATION, NEED_ROW_ACTIVATION

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

DropAliasNode()

Method Summary

private static java.lang.String	aliasTypeName(char actualType)
void	bindStatement() Bind this DropMethodAliasNode.
char	getAliasType()
void	init(java.lang.Object dropAliasName, java.lang.Object aliasType) Initializer for a DropAliasNode
ConstantAction	makeConstantAction() Create the Constant information that will drive the guts of Execution.
java.lang.String	statementToString()

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

activationKind, bindName, generate, getFullName, getObjectName, getRelativeName, getSchemaDescriptor, getSchemaDescriptor, getTableDescriptor, getTableDescriptor, getTableDescriptor, getTableDescriptor, init, initAndCheck, isAtomic, makeFromList, toString

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

executeSchemaName, executeStatementName, generate, getSPSName, lockTableForCompilation, makeResultDescription, needsSavepoint, optimizeStatement, updateIndexStatisticsFor

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, 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, isInstanceOf, isPrivilegeCollectionRequired, isSessionSchema, isSessionSchema, makeTableName, makeTableName, nodeHeader, orReliability, parseStatement, printLabel, printSubNodes, referencesSessionSchema, resolveTableToSynonym, setBeginOffset, setContextManager, setEndOffset, setNodeType, setRefActionInfo, stackPrint, treePrint, treePrint, verifyClassExist

Methods inherited from class java.lang.Object

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

Field Detail

aliasType

private char aliasType

nameSpace

private char nameSpace

Constructor Detail

DropAliasNode

public DropAliasNode()

Method Detail

init

public void init(java.lang.Object dropAliasName,
                 java.lang.Object aliasType)
          throws StandardException

Initializer for a DropAliasNode

Specified by:

init in interface Node

Overrides:

init in class QueryTreeNode

Parameters:

dropAliasName - The name of the method alias being dropped

aliasType - Alias type

Throws:

StandardException

getAliasType

public char getAliasType()

statementToString

public java.lang.String statementToString()

Specified by:

statementToString in class StatementNode

bindStatement

public void bindStatement()
                   throws StandardException

Bind this DropMethodAliasNode.

Overrides:

bindStatement in class StatementNode

Throws:

StandardException - Thrown on error

makeConstantAction

public ConstantAction makeConstantAction()
                                  throws StandardException

Create the Constant information that will drive the guts of Execution.

Overrides:

makeConstantAction in class QueryTreeNode

Throws:

StandardException - Thrown on failure

aliasTypeName

private static java.lang.String aliasTypeName(char actualType)