CoGaDB::query_processing::logical_operator::Logical_Column_Scan Class Reference

#include <cpu_columnscan_operator.hpp>

Inheritance diagram for CoGaDB::query_processing::logical_operator::Logical_Column_Scan:

Collaboration diagram for CoGaDB::query_processing::logical_operator::Logical_Column_Scan:

List of all members.

Public Member Functions
	Logical_Column_Scan (const std::string &table_name, const std::string &column_name)
	Logical_Column_Scan (TablePtr table, const std::string &column_name)
virtual unsigned int	getOutputResultSize () const
virtual double	getCalculatedSelectivity () const
virtual std::string	getOperationName () const
const std::string &	getTableName () const
const TablePtr	getTablePtr ()
const std::string &	getColumnName () const
std::string	toString (bool verbose) const
virtual column_processing::cpu::TypedOperatorPtr	getOptimalOperator (column_processing::cpu::TypedOperatorPtr left_child, column_processing::cpu::TypedOperatorPtr right_child, hype::DeviceTypeConstraint dev_constr)
Private Attributes
std::string	table_name_
std::string	column_name_
TablePtr	table_ptr_

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Constructor & Destructor Documentation

CoGaDB::query_processing::logical_operator::Logical_Column_Scan::Logical_Column_Scan	(	const std::string &	table_name,
		const std::string &	column_name
	)

References table_ptr_.

CoGaDB::query_processing::logical_operator::Logical_Column_Scan::Logical_Column_Scan	(	TablePtr	table,
		const std::string &	column_name
	)

References table_name_, and table_ptr_.

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Member Function Documentation

double CoGaDB::query_processing::logical_operator::Logical_Column_Scan::getCalculatedSelectivity

(

)

const [virtual]

Reimplemented from hype::queryprocessing::TypedNode_Impl< ColumnPtr, physical_operator::map_init_function_column_scan_operator>.

const std::string & CoGaDB::query_processing::logical_operator::Logical_Column_Scan::getColumnName

(

)

const

References column_name_.

Referenced by CoGaDB::query_processing::physical_operator::create_column_scan_operator().

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std::string CoGaDB::query_processing::logical_operator::Logical_Column_Scan::getOperationName

(

)

const [virtual]

Implements hype::queryprocessing::Node.

column_processing::cpu::TypedOperatorPtr CoGaDB::query_processing::logical_operator::Logical_Column_Scan::getOptimalOperator	(	column_processing::cpu::TypedOperatorPtr	left_child,
		column_processing::cpu::TypedOperatorPtr	right_child,
		hype::DeviceTypeConstraint	dev_constr
	)		[virtual]

References table_ptr_.

unsigned int CoGaDB::query_processing::logical_operator::Logical_Column_Scan::getOutputResultSize

(

)

const [virtual]

Implements hype::queryprocessing::Node.

References column_name_, and table_ptr_.

const std::string & CoGaDB::query_processing::logical_operator::Logical_Column_Scan::getTableName

(

)

const

References table_name_.

const TablePtr CoGaDB::query_processing::logical_operator::Logical_Column_Scan::getTablePtr

(

)

References table_ptr_.

Referenced by CoGaDB::query_processing::physical_operator::create_column_scan_operator().

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std::string CoGaDB::query_processing::logical_operator::Logical_Column_Scan::toString

(

bool

verbose

)

const [virtual]

Reimplemented from hype::queryprocessing::Node.

References column_name_, and table_name_.

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Member Data Documentation

std::string CoGaDB::query_processing::logical_operator::Logical_Column_Scan::column_name_ [private]

Referenced by getColumnName(), getOutputResultSize(), and toString().

std::string CoGaDB::query_processing::logical_operator::Logical_Column_Scan::table_name_ [private]

Referenced by getTableName(), Logical_Column_Scan(), and toString().

TablePtr CoGaDB::query_processing::logical_operator::Logical_Column_Scan::table_ptr_ [private]

Referenced by getOptimalOperator(), getOutputResultSize(), getTablePtr(), and Logical_Column_Scan().

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

• /home/sebastian/gpudbms/trunk/cogadb/include/query_processing/column_processing/cpu_columnscan_operator.hpp
• /home/sebastian/gpudbms/trunk/cogadb/src/query_processing/column_processing/cpu_columnscan_operator.cpp