CoGaDB::optimizer::Logical_Optimizer Class Reference

#include <optimizer.hpp>

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Public Member Functions
bool	optimize (query_processing::LogicalQueryPlanPtr)
Static Public Member Functions
static Logical_Optimizer &	instance ()
Private Types
typedef boost::function< bool(query_processing::LogicalQueryPlanPtr)>	OptimizerRule
typedef std::vector < OptimizerRule >	OptimizerRules
Private Member Functions
	Logical_Optimizer ()
	Logical_Optimizer (const Logical_Optimizer &)
Logical_Optimizer &	operator() (const Logical_Optimizer &)
Private Attributes
OptimizerRules	optimizer_rules_

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Member Typedef Documentation

typedef boost::function<bool (query_processing::LogicalQueryPlanPtr)> CoGaDB::optimizer::Logical_Optimizer::OptimizerRule [private]

typedef std::vector<OptimizerRule> CoGaDB::optimizer::Logical_Optimizer::OptimizerRules [private]

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Constructor & Destructor Documentation

CoGaDB::optimizer::Logical_Optimizer::Logical_Optimizer

(

)

[private]

References CoGaDB::optimizer::optimizer_rules::compose_complex_selections(), CoGaDB::optimizer::optimizer_rules::cross_product_to_join(), CoGaDB::optimizer::optimizer_rules::decompose_complex_selections(), optimizer_rules_, and CoGaDB::optimizer::optimizer_rules::push_down_selections().

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CoGaDB::optimizer::Logical_Optimizer::Logical_Optimizer

(

const Logical_Optimizer &

)

[private]

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Member Function Documentation

Logical_Optimizer & CoGaDB::optimizer::Logical_Optimizer::instance

(

)

[static]

Referenced by CoGaDB::SQL::ParseTree::SelectFrom::execute().

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Logical_Optimizer& CoGaDB::optimizer::Logical_Optimizer::operator()

(

const Logical_Optimizer &

)

[private]

bool CoGaDB::optimizer::Logical_Optimizer::optimize

(

query_processing::LogicalQueryPlanPtr

log_plan

)

References CoGaDB::RuntimeConfiguration::getPrintQueryPlan(), CoGaDB::RuntimeConfiguration::instance(), and optimizer_rules_.

Referenced by CoGaDB::SQL::ParseTree::SelectFrom::execute().

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Member Data Documentation

OptimizerRules CoGaDB::optimizer::Logical_Optimizer::optimizer_rules_ [private]

Referenced by Logical_Optimizer(), and optimize().

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

• /home/sebastian/gpudbms/trunk/cogadb/include/optimizer/optimizer.hpp
• /home/sebastian/gpudbms/trunk/cogadb/src/optimizer/optimizer.cpp