info.michaelwittig.javaq.query.column

Interface AggregatingOrdinal<T extends Type<?>>

Type Parameters:

T - Type

All Superinterfaces:

AggregatingNominal<T>

All Known Implementing Classes:

ASimpleOrdinalColumn, BooleanColumn, DateColumn, DateTimeColumn, FloatColumn, IntegerColumn, LongColumn, RealColumn, TimeColumn, TimestampColumn

public interface AggregatingOrdinal<T extends Type<?>>
extends AggregatingNominal<T>

Aggregating.

Author:

mwittig

Method Summary

Methods

Modifier and Type	Method and Description
AggregateColumn<T>	avg()
AggregateColumn<T>	max()
AggregateColumn<T>	min()
AggregateColumn<T>	sum()

Methods inherited from interface info.michaelwittig.javaq.query.column.AggregatingNominal

count, first, last

Method Detail

min

AggregateColumn<T> min()

Returns:

Minimum

max

AggregateColumn<T> max()

Returns:

maximum

avg

AggregateColumn<T> avg()

Returns:

Average

sum

AggregateColumn<T> sum()

Returns:

Sum