/**************************************************************************************
* Copyright (C) 2008 EsperTech, Inc. All rights reserved. *
* http://esper.codehaus.org *
* http://www.espertech.com *
* ---------------------------------------------------------------------------------- *
* The software in this package is published under the terms of the GPL license *
* a copy of which has been included with this distribution in the license.txt file. *
**************************************************************************************/
package com.espertech.esper.epl.spec;
/**
* Enum for describing the type of output limit within an interval.
*/
public enum OutputLimitLimitType
{
/**
* Output first event, relative to the output batch.
*/
FIRST,
/**
* Output last event, relative to the output batch.
*/
LAST,
/**
* The ALL keyword has been explicitly specified: Output all events, relative to the output batch.
* <p>
* In the fully-grouped and aggregated case, the explicit ALL outputs one row for each group.
*/
ALL,
/**
* The ALL keyword has not been explicitly specified: Output all events, relative to the output batch.
* <p>
* In the fully-grouped and aggregated case, the default ALL outputs all events of the batch row-by-row, multiple per group.
*/
DEFAULT,
/**
* Output a snapshot of the current state, relative to the full historical state of a statement.
*/
SNAPSHOT
}