Column-oriented GPU-accelerated Database Management System
CoGaDB
CoGaDB::query_processing::logical_operator::Logical_Groupby Class Reference

#include <groupby_operator.hpp>

Inheritance diagram for CoGaDB::query_processing::logical_operator::Logical_Groupby:
Collaboration diagram for CoGaDB::query_processing::logical_operator::Logical_Groupby:

List of all members.

Public Member Functions

 Logical_Groupby (const std::list< std::string > &grouping_columns, const std::list< ColumnAggregation > &aggregation_functions, MaterializationStatus mat_stat=MATERIALIZE, hype::DeviceConstraint dev_constr=CoGaDB::RuntimeConfiguration::instance().getGlobalDeviceConstraint())
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 > & getGroupingColumns ()
const std::list
< ColumnAggregation > & 
getColumnAggregationFunctions ()
const MaterializationStatusgetMaterializationStatus () const

Private Attributes

std::list< std::string > grouping_columns_
std::list< ColumnAggregationaggregation_functions_
MaterializationStatus mat_stat_

Constructor & Destructor Documentation

CoGaDB::query_processing::logical_operator::Logical_Groupby::Logical_Groupby ( const std::list< std::string > &  grouping_columns,
const std::list< ColumnAggregation > &  aggregation_functions,
MaterializationStatus  mat_stat = MATERIALIZE,
hype::DeviceConstraint  dev_constr = CoGaDB::RuntimeConfiguration::instance().getGlobalDeviceConstraint() 
) [inline]

Member Function Documentation

std::string CoGaDB::query_processing::logical_operator::Logical_Groupby::toString ( bool  verbose) const [inline, virtual]

Reimplemented from hype::queryprocessing::Node.

References aggregation_functions_, CoGaDB::util::getName(), and grouping_columns_.

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Member Data Documentation


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