Package 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:

Visitable

class DropAliasNode
extends DDLStatementNode

A DropAliasNode represents a DROP ALIAS statement.

Field Summary

Fields

Modifier and Type	Field	Description
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_CYCLE, AUTOINCREMENT_INC_INDEX, AUTOINCREMENT_IS_AUTOINCREMENT_INDEX, AUTOINCREMENT_START_INDEX

Constructor Summary

Constructors

Constructor	Description
DropAliasNode(TableName dropAliasName, char aliasType, ContextManager cm)	Constructor for a DropAliasNode

Method Summary

Modifier and Type	Method	Description
private static java.lang.String	aliasTypeName(char actualType)
void	bindStatement()	Bind this DropMethodAliasNode.
char	getAliasType()
ConstantAction	makeConstantAction()	Create the Constant information that will drive the guts of Execution.
(package private) java.lang.String	statementToString()

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

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

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

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

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

accept, addTag, addUDTUsagePriv, addUDTUsagePriv, bindOffsetFetch, bindRowMultiSet, bindUserCatalogType, bindUserType, checkReliability, checkReliability, convertDefaultNode, copyTagsFrom, createTypeDependency, debugFlush, debugPrint, disablePrivilegeCollection, formatNodeString, generateAuthorizeCheck, getBeginOffset, getClassFactory, getCompilerContext, getContext, getContextManager, getDataDictionary, getDependencyManager, getEndOffset, getExecutionFactory, getGenericConstantActionFactory, getIntProperty, getLanguageConnectionContext, getLongProperty, getNullNode, getOffsetOrderedNodes, getOptimizerFactory, getOptimizerTracer, getParameterTypes, getSchemaDescriptor, getSchemaDescriptor, getStatementType, getTableDescriptor, getTypeCompiler, getUDTDesc, isPrivilegeCollectionRequired, isSessionSchema, isSessionSchema, makeTableName, makeTableName, nodeHeader, optimizerTracingIsOn, orReliability, parseSearchCondition, parseStatement, printLabel, printSubNodes, referencesSessionSchema, resolveTableToSynonym, setBeginOffset, setEndOffset, setRefActionInfo, stackPrint, taggedWith, 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

DropAliasNode(TableName dropAliasName,
              char aliasType,
              ContextManager cm)
       throws StandardException

Constructor for a DropAliasNode

Parameters:

dropAliasName - The name of the method alias being dropped

aliasType - Alias type

cm - Context manager

Throws:

StandardException

Method Detail

getAliasType

public char getAliasType()

statementToString

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)