org.apache.ignite.internal.processors.query.h2.twostep

Class AbstractReduceIndexAdapter

java.lang.Object

org.gridgain.internal.h2.engine.DbObjectBase

org.gridgain.internal.h2.schema.SchemaObjectBase

org.gridgain.internal.h2.index.BaseIndex

org.apache.ignite.internal.processors.query.h2.twostep.AbstractReduceIndexAdapter

All Implemented Interfaces:

org.gridgain.internal.h2.engine.DbObject, org.gridgain.internal.h2.index.Index, org.gridgain.internal.h2.schema.SchemaObject

Direct Known Subclasses:

SortedReduceIndexAdapter, UnsortedReduceIndexAdapter

public abstract class AbstractReduceIndexAdapter
extends org.gridgain.internal.h2.index.BaseIndex

H2 Index adapter base class.

Field Summary

Fields inherited from class org.gridgain.internal.h2.index.BaseIndex

columnIds, columns, indexColumns, indexType, table

Fields inherited from class org.gridgain.internal.h2.engine.DbObjectBase

comment, database, trace

Fields inherited from interface org.gridgain.internal.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

Modifier	Constructor and Description
protected	AbstractReduceIndexAdapter(GridKernalContext ctx, org.gridgain.internal.h2.table.Table tbl, String name, org.gridgain.internal.h2.index.IndexType type, org.gridgain.internal.h2.table.IndexColumn[] cols)

Method Summary

Modifier and Type	Method and Description
void	add(org.gridgain.internal.h2.engine.Session ses, org.gridgain.internal.h2.result.Row row)
boolean	canGetFirstOrLast()
void	checkRename()
void	close(org.gridgain.internal.h2.engine.Session ses)
org.gridgain.internal.h2.index.Cursor	find(org.gridgain.internal.h2.engine.Session ses, org.gridgain.internal.h2.result.SearchRow first, org.gridgain.internal.h2.result.SearchRow last)
org.gridgain.internal.h2.index.Cursor	findFirstOrLast(org.gridgain.internal.h2.engine.Session ses, boolean first)
long	getDiskSpaceUsed()
long	getRowCount(org.gridgain.internal.h2.engine.Session ses)
long	getRowCountApproximation(org.gridgain.internal.h2.engine.Session ses)
boolean	needRebuild()
void	remove(org.gridgain.internal.h2.engine.Session ses)
void	remove(org.gridgain.internal.h2.engine.Session ses, org.gridgain.internal.h2.result.Row row)
void	truncate(org.gridgain.internal.h2.engine.Session ses)

Methods inherited from class org.gridgain.internal.h2.index.BaseIndex

canFindNext, canScan, checkIndexColumnTypes, compareRows, createLookupBatch, find, findNext, getColumnIndex, getColumns, getCostRangeIndex, getCreateSQL, getCreateSQLForCopy, getDropSQL, getDuplicateKeyException, getIndexColumns, getIndexType, getPlanSQL, getRow, getTable, getType, isFindUsingFullTableScan, isFirstColumn, isHidden, isRowIdIndex, mayHaveNullDuplicates, removeChildrenAndResources, setSortedInsertMode, update

Methods inherited from class org.gridgain.internal.h2.schema.SchemaObjectBase

getSchema, getSQL, getSQL

Methods inherited from class org.gridgain.internal.h2.engine.DbObjectBase

getChildren, getComment, getDatabase, getId, getModificationId, getName, invalidate, isTemporary, isValid, rename, 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.gridgain.internal.h2.index.Index

getCost

Methods inherited from interface org.gridgain.internal.h2.schema.SchemaObject

getSchema

Methods inherited from interface org.gridgain.internal.h2.engine.DbObject

getChildren, getComment, getDatabase, getId, getName, getSQL, getSQL, isTemporary, rename, setComment, setTemporary

Constructor Detail

AbstractReduceIndexAdapter

protected AbstractReduceIndexAdapter(GridKernalContext ctx,
                                     org.gridgain.internal.h2.table.Table tbl,
                                     String name,
                                     org.gridgain.internal.h2.index.IndexType type,
                                     org.gridgain.internal.h2.table.IndexColumn[] cols)

Parameters:

ctx - Context.

tbl - Table.

name - Index name.

type - Type.

cols - Columns.

Method Detail

getRowCount

public long getRowCount(org.gridgain.internal.h2.engine.Session ses)

getRowCountApproximation

public long getRowCountApproximation(org.gridgain.internal.h2.engine.Session ses)

find

public final org.gridgain.internal.h2.index.Cursor find(org.gridgain.internal.h2.engine.Session ses,
                                                        org.gridgain.internal.h2.result.SearchRow first,
                                                        org.gridgain.internal.h2.result.SearchRow last)

checkRename

public void checkRename()

Specified by:

checkRename in interface org.gridgain.internal.h2.engine.DbObject

Specified by:

checkRename in class org.gridgain.internal.h2.engine.DbObjectBase

close

public void close(org.gridgain.internal.h2.engine.Session ses)

add

public void add(org.gridgain.internal.h2.engine.Session ses,
                org.gridgain.internal.h2.result.Row row)

remove

public void remove(org.gridgain.internal.h2.engine.Session ses,
                   org.gridgain.internal.h2.result.Row row)

remove

public void remove(org.gridgain.internal.h2.engine.Session ses)

truncate

public void truncate(org.gridgain.internal.h2.engine.Session ses)

canGetFirstOrLast

public boolean canGetFirstOrLast()

findFirstOrLast

public org.gridgain.internal.h2.index.Cursor findFirstOrLast(org.gridgain.internal.h2.engine.Session ses,
                                                             boolean first)

needRebuild

public boolean needRebuild()

getDiskSpaceUsed

public long getDiskSpaceUsed()