org.apache.metamodel.query

Class FirstAggregateFunction

java.lang.Object

org.apache.metamodel.query.DefaultAggregateFunction<Object>

org.apache.metamodel.query.FirstAggregateFunction

All Implemented Interfaces:

Serializable, AggregateFunction, FunctionType

public class FirstAggregateFunction
extends DefaultAggregateFunction<Object>

See Also:

Serialized Form

Field Summary

Fields inherited from interface org.apache.metamodel.query.FunctionType

AVG, COUNT, FIRST, JAVA_SUBSTRING, LAST, MAP_VALUE, MAX, MIN, RANDOM, SUBSTRING, SUM, TO_BOOLEAN, TO_DATE, TO_NUMBER, TO_STRING

Constructor Summary

Constructors

Constructor and Description
FirstAggregateFunction()

Method Summary

Modifier and Type	Method and Description
AggregateBuilder<?>	createAggregateBuilder() Creates a specific aggregate builder.
String	getFunctionName()

Methods inherited from class org.apache.metamodel.query.DefaultAggregateFunction

evaluate, getExpectedColumnType, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

FirstAggregateFunction

public FirstAggregateFunction()

Method Detail

createAggregateBuilder

public AggregateBuilder<?> createAggregateBuilder()

Description copied from interface: AggregateFunction

Creates a specific aggregate builder.

Returns:

an AggregateBuilder instance

getFunctionName

public String getFunctionName()