Package org.h2.index

Class QueryExpressionCursor

java.lang.Object

org.h2.index.QueryExpressionCursor

All Implemented Interfaces:

Cursor

public class QueryExpressionCursor
extends Object
implements Cursor

The cursor implementation of a query expression index.

Constructor Summary

Constructors

Constructor	Description
QueryExpressionCursor(QueryExpressionIndex index, ResultInterface result, SearchRow first, SearchRow last)

Method Summary

Modifier and Type	Method	Description
Row	get()	Get the complete current row.
SearchRow	getSearchRow()	Get the current row.
boolean	next()	Skip to the next row if one is available.
boolean	previous()	Skip to the previous row if one is available.

Methods inherited from class java.lang.Object

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

Constructor Details

QueryExpressionCursor

public QueryExpressionCursor(QueryExpressionIndex index,
 ResultInterface result,
 SearchRow first,
 SearchRow last)

Method Details

get

public Row get()

Description copied from interface: Cursor

Get the complete current row. All column are available.

Specified by:

get in interface Cursor

Returns:

the complete row

getSearchRow

public SearchRow getSearchRow()

Description copied from interface: Cursor

Get the current row. Only the data for indexed columns is available in this row.

Specified by:

getSearchRow in interface Cursor

Returns:

the search row

next

public boolean next()

Description copied from interface: Cursor

Skip to the next row if one is available.

Specified by:

next in interface Cursor

Returns:

true if another row is available

previous

public boolean previous()

Description copied from interface: Cursor

Skip to the previous row if one is available. No filtering is made here.

Specified by:

previous in interface Cursor

Returns:

true if another row is available