Package org.h2.engine

Class QueryStatisticsData

java.lang.Object

org.h2.engine.QueryStatisticsData

public class QueryStatisticsData
extends Object

Maintains query statistics.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	QueryStatisticsData.QueryEntry	The collected statistics for one query.

Constructor Summary

Constructors

Constructor	Description
QueryStatisticsData(int maxQueryEntries)

Method Summary

Modifier and Type	Method	Description
List<QueryStatisticsData.QueryEntry>	getQueries()
void	setMaxQueryEntries(int maxQueryEntries)
void	update(String sqlStatement, long executionTimeNanos, long rowCount)	Update query statistics.

Methods inherited from class java.lang.Object

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

Constructor Details

QueryStatisticsData

public QueryStatisticsData(int maxQueryEntries)

Method Details

setMaxQueryEntries

public void setMaxQueryEntries(int maxQueryEntries)

getQueries

public List<QueryStatisticsData.QueryEntry> getQueries()

update

public void update(String sqlStatement,
 long executionTimeNanos,
 long rowCount)

Update query statistics.

Parameters:

sqlStatement - the statement being executed

executionTimeNanos - the time in nanoseconds the query/update took to execute

rowCount - the query or update row count