org.h2.table

Class DataChangeDeltaTable

java.lang.Object

org.h2.engine.DbObjectBase

org.h2.schema.SchemaObjectBase

org.h2.table.Table

org.h2.table.VirtualTable

org.h2.table.VirtualConstructedTable

org.h2.table.DataChangeDeltaTable

All Implemented Interfaces:

DbObject, SchemaObject

public class DataChangeDeltaTable
extends VirtualConstructedTable

A data change delta table.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DataChangeDeltaTable.ResultOption Result option.

Field Summary

Fields inherited from class org.h2.table.Table

columns, compareMode, isHidden, TYPE_CACHED, TYPE_MEMORY

Fields inherited from class org.h2.engine.DbObjectBase

comment, database, trace

Fields inherited from interface org.h2.engine.DbObject

AGGREGATE, COMMENT, CONSTANT, CONSTRAINT, DOMAIN, FUNCTION_ALIAS, INDEX, RIGHT, ROLE, SCHEMA, SEQUENCE, SETTING, SYNONYM, TABLE_OR_VIEW, TRIGGER, USER

Constructor Summary

Constructors

Constructor and Description
DataChangeDeltaTable(Schema schema, Session session, DataChangeStatement statement, DataChangeDeltaTable.ResultOption resultOption)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	canGetRowCount() Check if the row count can be retrieved quickly.
ResultInterface	getResult(Session session) Read the rows from the table.
long	getRowCount(Session session) Get the row count for this table.
long	getRowCountApproximation() Get the approximated row count for this table.
java.lang.StringBuilder	getSQL(java.lang.StringBuilder builder, boolean alwaysQuote) Appends the SQL name of this object (may be quoted) to the specified builder.
boolean	isDeterministic() Check if the table is deterministic.

Methods inherited from class org.h2.table.VirtualConstructedTable

getMaxDataModificationId, getScanIndex

Methods inherited from class org.h2.table.VirtualTable

addIndex, addRow, canDrop, canReference, checkRename, checkSupportAlter, close, getCreateSQL, getDiskSpaceUsed, getDropSQL, getIndexes, getTableType, getUniqueIndex, isLockedExclusively, lock, removeRow, truncate, unlock

Methods inherited from class org.h2.table.Table

addConstraint, addDependencies, addDependentView, addSequence, addSynonym, addTrigger, canTruncate, checkDeadlock, checkWritingAllowed, compareValues, createRow, doesColumnExist, dropMultipleColumnsConstraintsAndIndexes, findColumn, findPrimaryKey, fire, fireAfterRow, fireBeforeRow, fireRow, getBestPlanItem, getCheckForeignKeyConstraints, getChildren, getColumn, getColumn, getColumn, getColumns, getCompareMode, getConstraints, getCreateSQLForCopy, getDefaultValue, getDependentViews, getIndex, getIndexForColumn, getOnCommitDrop, getOnCommitTruncate, getOnUpdateValue, getPrimaryKey, getRow, getRowIdColumn, getScanIndex, getTemplateRow, getTemplateSimpleRow, getType, hasInsteadOfTrigger, hasSelectTrigger, isGlobalTemporary, isHidden, isLockedExclusivelyBy, isMVStore, isPersistData, isPersistIndexes, isQueryComparable, isTableExpression, isView, lockRow, removeChildrenAndResources, removeColumnExpressionsDependencies, removeConstraint, removeDependentView, removeIndex, removeIndexOrTransferOwnership, removeSequence, removeSynonym, removeTrigger, rename, renameColumn, setCheckForeignKeyConstraints, setColumns, setHidden, setOnCommitDrop, setOnCommitTruncate, setTableExpression, updateRow, updateRows, validateConvertUpdateSequence

Methods inherited from class org.h2.schema.SchemaObjectBase

getSchema, getSQL

Methods inherited from class org.h2.engine.DbObjectBase

getComment, getDatabase, getId, getModificationId, getName, invalidate, isTemporary, isValid, setComment, setModified, setObjectName, setTemporary, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.h2.engine.DbObject

getComment, getDatabase, getId, getName, isTemporary, setComment, setTemporary

Constructor Detail

DataChangeDeltaTable

public DataChangeDeltaTable(Schema schema,
                    Session session,
                    DataChangeStatement statement,
                    DataChangeDeltaTable.ResultOption resultOption)

Method Detail

canGetRowCount

public boolean canGetRowCount()

Description copied from class: Table

Check if the row count can be retrieved quickly.

Specified by:

canGetRowCount in class Table

Returns:

true if it can

getRowCount

public long getRowCount(Session session)

Description copied from class: Table

Get the row count for this table.

Specified by:

getRowCount in class Table

Parameters:

session - the session

Returns:

the row count

getRowCountApproximation

public long getRowCountApproximation()

Description copied from class: Table

Get the approximated row count for this table.

Specified by:

getRowCountApproximation in class Table

Returns:

the approximated row count

getResult

public ResultInterface getResult(Session session)

Description copied from class: VirtualConstructedTable

Read the rows from the table.

Specified by:

getResult in class VirtualConstructedTable

Parameters:

session - the session

Returns:

the result

getSQL

public java.lang.StringBuilder getSQL(java.lang.StringBuilder builder,
                             boolean alwaysQuote)

Description copied from interface: DbObject

Appends the SQL name of this object (may be quoted) to the specified builder.

Specified by:

getSQL in interface DbObject

Overrides:

getSQL in class SchemaObjectBase

Parameters:

builder - string builder

alwaysQuote - quote all identifiers

Returns:

the specified string builder

isDeterministic

public boolean isDeterministic()

Description copied from class: Table

Check if the table is deterministic.

Specified by:

isDeterministic in class Table

Returns:

true if it is