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

Class H2TableScanIndex

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.opt.H2ScanIndex<GridH2IndexBase>

org.apache.ignite.internal.processors.query.h2.opt.H2TableScanIndex

All Implemented Interfaces:

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

public class H2TableScanIndex
extends H2ScanIndex<GridH2IndexBase>

Scan index for GridH2Table. Delegates to CacheDataTree when either index rebuild is in progress, or when direct scan over data pages is enabled.

Field Summary

Fields

Modifier and Type	Field and Description
static String	SCAN_INDEX_NAME_SUFFIX

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

Method Summary

Modifier and Type	Method and Description
protected GridH2IndexBase	delegate()
double	getCost(org.gridgain.internal.h2.engine.Session ses, int[] masks, org.gridgain.internal.h2.table.TableFilter[] filters, int filter, org.gridgain.internal.h2.result.SortOrder sortOrder, org.gridgain.internal.h2.command.dml.AllColumnsForPlan allColumnsSet)
String	getName()
String	getPlanSQL()

Methods inherited from class org.apache.ignite.internal.processors.query.h2.opt.H2ScanIndex

add, canFindNext, canGetFirstOrLast, canScan, checkRename, close, compareRows, createLookupBatch, find, find, findFirstOrLast, findNext, getChildren, getColumnIndex, getColumns, getComment, getCreateSQL, getCreateSQLForCopy, getDatabase, getDiskSpaceUsed, getDropSQL, getId, getIndexColumns, getIndexType, getRow, getRowCount, getRowCountApproximation, getSchema, getSQL, getTable, getType, isHidden, isRowIdIndex, isTemporary, needRebuild, remove, remove, removeChildrenAndResources, rename, setComment, setSortedInsertMode, setTemporary, truncate

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

checkIndexColumnTypes, getCostRangeIndex, getDuplicateKeyException, isFindUsingFullTableScan, isFirstColumn, mayHaveNullDuplicates, update

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

getSQL

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

getModificationId, invalidate, isValid, setModified, setObjectName, 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.engine.DbObject

getSQL

Field Detail

SCAN_INDEX_NAME_SUFFIX

public static final String SCAN_INDEX_NAME_SUFFIX

See Also:

Constant Field Values

Method Detail

delegate

protected GridH2IndexBase delegate()

Overrides:

delegate in class H2ScanIndex<GridH2IndexBase>

Returns:

Delegate.

getCost

public double getCost(org.gridgain.internal.h2.engine.Session ses,
                      int[] masks,
                      org.gridgain.internal.h2.table.TableFilter[] filters,
                      int filter,
                      org.gridgain.internal.h2.result.SortOrder sortOrder,
                      org.gridgain.internal.h2.command.dml.AllColumnsForPlan allColumnsSet)

Specified by:

getCost in interface org.gridgain.internal.h2.index.Index

Overrides:

getCost in class H2ScanIndex<GridH2IndexBase>

getPlanSQL

public String getPlanSQL()

Specified by:

getPlanSQL in interface org.gridgain.internal.h2.index.Index

Overrides:

getPlanSQL in class org.gridgain.internal.h2.index.BaseIndex

getName

public String getName()

Specified by:

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

Overrides:

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