Package org.apache.ignite.internal.processors.query.h2.database

Class H2TreeClientIndex

java.lang.Object

org.h2.engine.DbObjectBase

org.h2.schema.SchemaObjectBase

org.h2.index.BaseIndex

org.apache.ignite.internal.processors.query.h2.opt.H2IndexCostedBase

org.apache.ignite.internal.processors.query.h2.opt.GridH2IndexBase

org.apache.ignite.internal.processors.query.h2.database.H2TreeIndexBase

org.apache.ignite.internal.processors.query.h2.database.H2TreeClientIndex

All Implemented Interfaces:

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

public class H2TreeClientIndex
extends H2TreeIndexBase

We need indexes on an not affinity nodes. The index shouldn't contains any data.

Field Summary

Fields inherited from class org.apache.ignite.internal.processors.query.h2.opt.H2IndexCostedBase

tbl

Fields inherited from class org.h2.index.BaseIndex

columnIds, columns, indexColumns, indexType, isMultiVersion, table

Fields inherited from class org.h2.engine.DbObjectBase

comment, database, trace

Fields inherited from interface org.h2.engine.DbObject

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

Constructor Summary

Constructors

Constructor	Description
H2TreeClientIndex(Index idx, GridH2Table tbl, String name, org.h2.table.IndexColumn[] cols, org.h2.index.IndexType idxType)

Method Summary

Modifier and Type	Method	Description
org.h2.index.Cursor	find(org.h2.engine.Session ses, org.h2.result.SearchRow lower, org.h2.result.SearchRow upper)
org.h2.index.Cursor	findFirstOrLast(org.h2.engine.Session session, boolean first)
long	getRowCount(org.h2.engine.Session ses)
H2CacheRow	put(H2CacheRow row)	Puts row.
boolean	putx(H2CacheRow row)	Puts row.
void	refreshColumnIds()	Re-assign column ids after removal of column(s).
boolean	removex(org.h2.result.SearchRow row)	Removes row from index.
int	segmentsCount()
long	totalRowCount(IndexingQueryCacheFilter partsFilter)
<T extends Index> T	unwrap(Class<T> clazz)	Finds an instance of an interface implemented by this object, or returns null if this object does not support that interface.

Methods inherited from class org.apache.ignite.internal.processors.query.h2.database.H2TreeIndexBase

canGetFirstOrLast, getCost

Methods inherited from class org.apache.ignite.internal.processors.query.h2.opt.GridH2IndexBase

add, checkRename, close, columnsArray, destroy, getDiskSpaceUsed, getDistributedMultiplier, getRowCountApproximation, getTable, needRebuild, queryContextRegistry, remove, remove, rowDescriptor, segment, segmentForPartition, segmentForRow, truncate

Methods inherited from class org.apache.ignite.internal.processors.query.h2.opt.H2IndexCostedBase

getCostRangeIndex

Methods inherited from class org.h2.index.BaseIndex

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

Methods inherited from class org.h2.schema.SchemaObjectBase

getSchema, getSQL, initSchemaObjectBase

Methods inherited from class org.h2.engine.DbObjectBase

getChildren, getComment, getDatabase, getId, getModificationId, getName, initDbObjectBase, 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.h2.engine.DbObject

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

Methods inherited from interface org.h2.schema.SchemaObject

getSchema

Constructor Detail

H2TreeClientIndex

public H2TreeClientIndex(Index idx,
                         GridH2Table tbl,
                         String name,
                         org.h2.table.IndexColumn[] cols,
                         org.h2.index.IndexType idxType)

Parameters:

tbl - Table.

name - Index name.

cols - Index columns.

idxType - Index type.

Method Detail

refreshColumnIds

public void refreshColumnIds()

Re-assign column ids after removal of column(s).

Overrides:

refreshColumnIds in class GridH2IndexBase

totalRowCount

public long totalRowCount(IndexingQueryCacheFilter partsFilter)

Specified by:

totalRowCount in class GridH2IndexBase

Parameters:

partsFilter - Partitions filter.

Returns:

Total row count in the current index for filtered partitions.

segmentsCount

public int segmentsCount()

Specified by:

segmentsCount in class GridH2IndexBase

Returns:

Index segments count.

find

public org.h2.index.Cursor find(org.h2.engine.Session ses,
                                org.h2.result.SearchRow lower,
                                org.h2.result.SearchRow upper)

put

public H2CacheRow put(H2CacheRow row)

Puts row.

Specified by:

put in class GridH2IndexBase

Parameters:

row - Row.

Returns:

Existing row or null.

putx

public boolean putx(H2CacheRow row)

Puts row.

Specified by:

putx in class GridH2IndexBase

Parameters:

row - Row.

Returns:

True if existing row row has been replaced.

removex

public boolean removex(org.h2.result.SearchRow row)

Removes row from index.

Specified by:

removex in class GridH2IndexBase

Parameters:

row - Row.

Returns:

True if row has been removed.

getRowCount

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

findFirstOrLast

public org.h2.index.Cursor findFirstOrLast(org.h2.engine.Session session,
                                           boolean first)

unwrap

public <T extends Index> T unwrap(Class<T> clazz)

Finds an instance of an interface implemented by this object, or returns null if this object does not support that interface.

Overrides:

unwrap in class GridH2IndexBase