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

Class TableStatistics

java.lang.Object

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

public class TableStatistics
extends Object

Table statistics class. Used by query optimizer to estimate execution plan cost.

Constructor Summary

Constructors

Constructor and Description
TableStatistics(long totalRowCnt, long primaryRowCnt)

Method Summary

Modifier and Type	Method and Description
long	primaryRowCount()
long	totalRowCount()

Methods inherited from class java.lang.Object

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

Constructor Detail

TableStatistics

public TableStatistics(long totalRowCnt,
                       long primaryRowCnt)

Parameters:

totalRowCnt - Total table row count (including primary and backup partitions).

primaryRowCnt - Primary parts row count.

Method Detail

totalRowCount

public long totalRowCount()

Returns:

Total table row count (including primary and backup partitions).

primaryRowCount

public long primaryRowCount()

Returns:

Primary parts row count.