Aggregator implementing MIN for integer or float types. More...

Inheritance diagram for MinAgg< T >:

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Collaboration diagram for MinAgg< T >:

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Public Member Functions
void	add (const AggValue &x) override
	Incorporate one input value into the running aggregate.
Public Member Functions inherited from StandardAgg< T >
AggValue	finalize () const override
	Return the accumulated value, or NULL if no inputs were seen.
ValueType	inputType () const override
	Return the value type corresponding to `T`.
Public Member Functions inherited from Aggregator
virtual	~Aggregator ()=default
virtual ValueType	resultType () const
	Return the type of the value returned by `finalize()`.

Additional Inherited Members
Protected Attributes inherited from StandardAgg< T >
T	value {}
	Current accumulated value.
bool	has = false
	`true` once the first non-NULL input has been seen

Detailed Description

template<class T>
struct MinAgg< T >

Aggregator implementing MIN for integer or float types.

Definition at line 143 of file Aggregation.cpp.

Member Function Documentation

template<class T>

void MinAgg< T >::add ( const AggValue & x )

inlineoverridevirtual

Incorporate one input value into the running aggregate.

Parameters

x	Input value to add.

Implements Aggregator.

Definition at line 147 of file Aggregation.cpp.

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The documentation for this struct was generated from the following file: