org.apache.derby.impl.sql.compile

Class TableElementNode

java.lang.Object

org.apache.derby.impl.sql.compile.QueryTreeNode

org.apache.derby.impl.sql.compile.TableElementNode

All Implemented Interfaces:

Node, Visitable

Direct Known Subclasses:

ColumnDefinitionNode, ConstraintDefinitionNode

public class TableElementNode
extends QueryTreeNode

A TableElementNode is an item in a TableElementList, and represents a single table element such as a column or constraint in a CREATE TABLE or ALTER TABLE statement.

Field Summary

Fields

Modifier and Type	Field and Description
static int	AT_ADD_CHECK_CONSTRAINT
static int	AT_ADD_FOREIGN_KEY_CONSTRAINT
static int	AT_ADD_PRIMARY_KEY_CONSTRAINT
static int	AT_ADD_UNIQUE_CONSTRAINT
static int	AT_DROP_COLUMN
static int	AT_DROP_CONSTRAINT
static int	AT_MODIFY_COLUMN
static int	AT_UNKNOWN
(package private) int	elementType
(package private) java.lang.String	name

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

AUTOINCREMENT_CREATE_MODIFY, AUTOINCREMENT_INC_INDEX, AUTOINCREMENT_IS_AUTOINCREMENT_INDEX, AUTOINCREMENT_START_INDEX

Constructor Summary

Constructors

Constructor and Description
TableElementNode()

Method Summary

Methods

Modifier and Type	Method and Description
(package private) int	getElementType() Get the type of this table element.
java.lang.String	getName() Get the name from this node.
(package private) boolean	hasCheckConstraint() Does this element have a check constraint.
(package private) boolean	hasConstraint() Does this element have a constraint on it.
(package private) boolean	hasForeignKeyConstraint() Does this element have a foreign key constraint.
(package private) boolean	hasPrimaryKeyConstraint() Does this element have a primary key constraint.
(package private) boolean	hasUniqueKeyConstraint() Does this element have a unique key constraint.
void	init(java.lang.Object name) Initializer for a TableElementNode
void	init(java.lang.Object name, java.lang.Object elementType) Initializer for a TableElementNode
java.lang.String	toString() Convert this object to a String.

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, isAtomic, isInstanceOf, isPrivilegeCollectionRequired, isSessionSchema, isSessionSchema, makeConstantAction, 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

AT_UNKNOWN

public static final int AT_UNKNOWN

See Also:

Constant Field Values

AT_ADD_FOREIGN_KEY_CONSTRAINT

public static final int AT_ADD_FOREIGN_KEY_CONSTRAINT

See Also:

Constant Field Values

AT_ADD_PRIMARY_KEY_CONSTRAINT

public static final int AT_ADD_PRIMARY_KEY_CONSTRAINT

See Also:

Constant Field Values

AT_ADD_UNIQUE_CONSTRAINT

public static final int AT_ADD_UNIQUE_CONSTRAINT

See Also:

Constant Field Values

AT_ADD_CHECK_CONSTRAINT

public static final int AT_ADD_CHECK_CONSTRAINT

See Also:

Constant Field Values

AT_DROP_CONSTRAINT

public static final int AT_DROP_CONSTRAINT

See Also:

Constant Field Values

AT_MODIFY_COLUMN

public static final int AT_MODIFY_COLUMN

See Also:

Constant Field Values

AT_DROP_COLUMN

public static final int AT_DROP_COLUMN

See Also:

Constant Field Values

name

java.lang.String name

elementType

int elementType

Constructor Detail

TableElementNode

public TableElementNode()

Method Detail

init

public void init(java.lang.Object name)

Initializer for a TableElementNode

Specified by:

init in interface Node

Overrides:

init in class QueryTreeNode

Parameters:

name - The name of the table element, if any

init

public void init(java.lang.Object name,
        java.lang.Object elementType)

Initializer for a TableElementNode

Specified by:

init in interface Node

Overrides:

init in class QueryTreeNode

Parameters:

name - The name of the table element, if any

toString

public java.lang.String toString()

Convert this object to a String. See comments in QueryTreeNode.java for how this should be done for tree printing.

Overrides:

toString in class QueryTreeNode

Returns:

This object as a String

hasPrimaryKeyConstraint

boolean hasPrimaryKeyConstraint()

Does this element have a primary key constraint.

Returns:

boolean Whether or not this element has a primary key constraint

hasUniqueKeyConstraint

boolean hasUniqueKeyConstraint()

Does this element have a unique key constraint.

Returns:

boolean Whether or not this element has a unique key constraint

hasForeignKeyConstraint

boolean hasForeignKeyConstraint()

Does this element have a foreign key constraint.

Returns:

boolean Whether or not this element has a foreign key constraint

hasCheckConstraint

boolean hasCheckConstraint()

Does this element have a check constraint.

Returns:

boolean Whether or not this element has a check constraint

hasConstraint

boolean hasConstraint()

Does this element have a constraint on it.

Returns:

boolean Whether or not this element has a constraint on it

getName

public java.lang.String getName()

Get the name from this node.

Returns:

String The name.

getElementType

int getElementType()

Get the type of this table element.

Returns:

one of the constants at the front of this file