CoGaDB::query_processing::logical_operator::Logical_Projection Class Reference

#include <projection_operator.hpp>

Inheritance diagram for CoGaDB::query_processing::logical_operator::Logical_Projection:

Collaboration diagram for CoGaDB::query_processing::logical_operator::Logical_Projection:

List of all members.

Public Member Functions
	Logical_Projection (const std::list< std::string > &columns_to_select, MaterializationStatus mat_stat=MATERIALIZE)
virtual unsigned int	getOutputResultSize () const
virtual double	getCalculatedSelectivity () const
virtual std::string	getOperationName () const
std::string	toString (bool verbose) const
const std::list< std::string > &	getColumnList ()
const MaterializationStatus &	getMaterializationStatus () const
Private Attributes
std::list< std::string >	columns_to_select_
MaterializationStatus	mat_stat_

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Constructor & Destructor Documentation

CoGaDB::query_processing::logical_operator::Logical_Projection::Logical_Projection	(	const std::list< std::string > &	columns_to_select,
		MaterializationStatus	mat_stat = MATERIALIZE
	)		[inline]

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Member Function Documentation

virtual double CoGaDB::query_processing::logical_operator::Logical_Projection::getCalculatedSelectivity

(

)

const [inline, virtual]

Reimplemented from hype::queryprocessing::TypedNode_Impl< TablePtr, physical_operator::map_init_function_projection_operator>.

const std::list<std::string>& CoGaDB::query_processing::logical_operator::Logical_Projection::getColumnList

(

)

[inline]

References columns_to_select_.

Referenced by CoGaDB::query_processing::physical_operator::create_CPU_Projection_Operator(), and CoGaDB::query_processing::physical_operator::create_GPU_Projection_Operator().

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const MaterializationStatus& CoGaDB::query_processing::logical_operator::Logical_Projection::getMaterializationStatus

(

)

const [inline]

References mat_stat_.

Referenced by CoGaDB::query_processing::physical_operator::create_CPU_Projection_Operator(), and CoGaDB::query_processing::physical_operator::create_GPU_Projection_Operator().

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virtual std::string CoGaDB::query_processing::logical_operator::Logical_Projection::getOperationName

(

)

const [inline, virtual]

Implements hype::queryprocessing::Node.

virtual unsigned int CoGaDB::query_processing::logical_operator::Logical_Projection::getOutputResultSize

(

)

const [inline, virtual]

Implements hype::queryprocessing::Node.

std::string CoGaDB::query_processing::logical_operator::Logical_Projection::toString

(

bool

verbose

)

const [inline, virtual]

Reimplemented from hype::queryprocessing::Node.

References columns_to_select_.

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Member Data Documentation

std::list<std::string> CoGaDB::query_processing::logical_operator::Logical_Projection::columns_to_select_ [private]

Referenced by getColumnList(), and toString().

MaterializationStatus CoGaDB::query_processing::logical_operator::Logical_Projection::mat_stat_ [private]

Referenced by getMaterializationStatus().

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

• /home/sebastian/gpudbms/trunk/cogadb/include/query_processing/projection_operator.hpp