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

Class H2RowFactory

java.lang.Object

org.apache.ignite.internal.processors.query.h2.database.H2RowFactory

public class H2RowFactory
extends Object

Data store for H2 rows.

Constructor Summary

Constructors

Constructor and Description
H2RowFactory(GridH2RowDescriptor rowDesc, <any> cctx)

Method Summary

Modifier and Type	Method and Description
GridH2Row	getMvccRow(long link, long mvccCrdVer, long mvccCntr, int mvccOpCntr)
GridH2Row	getRow(long link) !!!

Methods inherited from class java.lang.Object

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

Constructor Detail

H2RowFactory

public H2RowFactory(GridH2RowDescriptor rowDesc,
                    <any> cctx)

Parameters:

rowDesc - Row descriptor.

cctx - Cache context.

Method Detail

getRow

public GridH2Row getRow(long link)
                 throws IgniteCheckedException

!!! This method must be invoked in read or write lock of referring index page. It is needed to !!! make sure that row at this link will be invisible, when the link will be removed from !!! from all the index pages, so that row can be safely erased from the data page.

Parameters:

link - Link.

Returns:

Row.

Throws:

IgniteCheckedException - If failed.

getMvccRow

public GridH2Row getMvccRow(long link,
                            long mvccCrdVer,
                            long mvccCntr,
                            int mvccOpCntr)
                     throws IgniteCheckedException

Parameters:

link - Link.

mvccCrdVer - Mvcc coordinator version.

mvccCntr - Mvcc counter.

mvccOpCntr - Mvcc operation counter.

Returns:

Row.

Throws:

IgniteCheckedException - If failed.