#include <Analyzer.h>

Inheritance diagram for Analyzer::MLPredictExpr:

Collaboration diagram for Analyzer::MLPredictExpr:

Public Member Functions
	MLPredictExpr (const std::shared_ptr< Analyzer::Expr > &model, const std::vector< std::shared_ptr< Analyzer::Expr >> &regressors)

const Expr *	get_model_value () const

const std::vector < std::shared_ptr < Analyzer::Expr > > &	get_regressor_values () const

std::shared_ptr< Analyzer::Expr >	deep_copy () const override

void	group_predicates (std::list< const Expr * > &scan_predicates, std::list< const Expr * > &join_predicates, std::list< const Expr * > &const_predicates) const override

void	collect_rte_idx (std::set< int > &rte_idx_set) const override

void	collect_column_var (std::set< const ColumnVar , bool()(const ColumnVar , const ColumnVar )> &colvar_set, bool include_agg) const override

std::shared_ptr< Analyzer::Expr >	rewrite_with_targetlist (const std::vector< std::shared_ptr< TargetEntry >> &tlist) const override

std::shared_ptr< Analyzer::Expr >	rewrite_with_child_targetlist (const std::vector< std::shared_ptr< TargetEntry >> &tlist) const override

std::shared_ptr< Analyzer::Expr >	rewrite_agg_to_var (const std::vector< std::shared_ptr< TargetEntry >> &tlist) const override

bool	operator== (const Expr &rhs) const override

std::string	toString () const override

void	find_expr (std::function< bool(const Expr )> f, std::list< const Expr > &expr_list) const override

Public Member Functions inherited from Analyzer::Expr
	Expr (SQLTypes t, bool notnull)

	Expr (SQLTypes t, int d, bool notnull)

	Expr (SQLTypes t, int d, int s, bool notnull)

	Expr (const SQLTypeInfo &ti, bool has_agg=false)

virtual	~Expr ()

std::shared_ptr< Analyzer::Expr >	get_shared_ptr ()

const SQLTypeInfo &	get_type_info () const

void	set_type_info (const SQLTypeInfo &ti)

bool	get_contains_agg () const

void	set_contains_agg (bool a)

virtual std::shared_ptr < Analyzer::Expr >	add_cast (const SQLTypeInfo &new_type_info)

virtual void	check_group_by (const std::list< std::shared_ptr< Analyzer::Expr >> &groupby) const

virtual std::shared_ptr < Analyzer::Expr >	normalize_simple_predicate (int &rte_idx) const

virtual size_t	get_num_column_vars (const bool include_agg) const

virtual void	print () const

virtual void	add_unique (std::list< const Expr * > &expr_list) const

std::shared_ptr< Analyzer::Expr >	decompress ()

virtual void	get_domain (DomainSet &domain_set) const

Private Attributes
std::shared_ptr< Analyzer::Expr >	model_value_

std::vector< std::shared_ptr < Analyzer::Expr > >	regressor_values_

Additional Inherited Members
Protected Attributes inherited from Analyzer::Expr
SQLTypeInfo	type_info

bool	contains_agg

Detailed Description

Definition at line 707 of file Analyzer.h.

Constructor & Destructor Documentation

Analyzer::MLPredictExpr::MLPredictExpr	(	const std::shared_ptr< Analyzer::Expr > &	model,
		const std::vector< std::shared_ptr< Analyzer::Expr >> &	regressors
	)

inline

Definition at line 709 of file Analyzer.h.

711 : Expr(kDOUBLE, false), model_value_(model), regressor_values_(regressors) {}

Analyzer::Expr::Expr

Expr(SQLTypes t, bool notnull)

Definition: Analyzer.h:70

Analyzer::MLPredictExpr::model_value_

std::shared_ptr< Analyzer::Expr > model_value_

Definition: Analyzer.h:774

kDOUBLE

Definition: sqltypes.h:75

Analyzer::MLPredictExpr::regressor_values_

std::vector< std::shared_ptr< Analyzer::Expr > > regressor_values_

Definition: Analyzer.h:775

Member Function Documentation

void Analyzer::MLPredictExpr::collect_column_var	(	std::set< const ColumnVar , bool()(const ColumnVar , const ColumnVar )> &	colvar_set,
		bool	include_agg
	)		const

inlineoverridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 729 of file Analyzer.h.

References regressor_values_.

                                        {
     for (const auto& regressor_value : regressor_values_) {
       regressor_value->collect_column_var(colvar_set, include_agg);
     }
   }

void Analyzer::MLPredictExpr::collect_rte_idx ( std::set< int > & rte_idx_set ) const

inlineoverridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 723 of file Analyzer.h.

References regressor_values_.

                                                                 {
     for (const auto& regressor_value : regressor_values_) {
       regressor_value->collect_rte_idx(rte_idx_set);
     }
   }

std::shared_ptr< Analyzer::Expr > Analyzer::MLPredictExpr::deep_copy ( ) const

overridevirtual

Implements Analyzer::Expr.

Definition at line 136 of file Analyzer.cpp.

References model_value_, and regressor_values_.

Referenced by DeepCopyVisitor::visitMLPredict().

                                                            {
   std::vector<std::shared_ptr<Analyzer::Expr>> regressors_copy;
   for (auto r : regressor_values_) {
     regressors_copy.emplace_back(r->deep_copy());
   }
   return makeExpr<MLPredictExpr>(model_value_->deep_copy(), regressors_copy);
 }

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void Analyzer::MLPredictExpr::find_expr	(	std::function< bool(const Expr *)>	f,
		std::list< const Expr * > &	expr_list
	)		const

overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 3289 of file Analyzer.cpp.

References Analyzer::Expr::add_unique(), f(), and regressor_values_.

                                                                      {
   if (f(this)) {
     add_unique(expr_list);
     return;
   }
   for (auto& r : regressor_values_) {
     r->find_expr(f, expr_list);
   }
 }

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const Expr* Analyzer::MLPredictExpr::get_model_value ( ) const

inline

Definition at line 713 of file Analyzer.h.

References model_value_.

Referenced by CodeGenerator::codegen(), operator==(), and ScalarExprVisitor< std::set< shared::TableKey > >::visitMLPredict().

713 { return model_value_.get(); }

Analyzer::MLPredictExpr::model_value_

std::shared_ptr< Analyzer::Expr > model_value_

Definition: Analyzer.h:774

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const std::vector<std::shared_ptr<Analyzer::Expr> >& Analyzer::MLPredictExpr::get_regressor_values ( ) const

inline

Definition at line 714 of file Analyzer.h.

References regressor_values_.

Referenced by CodeGenerator::codegen(), CodeGenerator::codegenLinRegPredict(), CodeGenerator::codegenTreeRegPredict(), operator==(), and ScalarExprVisitor< std::set< shared::TableKey > >::visitMLPredict().

                                                                              {
     return regressor_values_;
   }

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void Analyzer::MLPredictExpr::group_predicates	(	std::list< const Expr * > &	scan_predicates,
		std::list< const Expr * > &	join_predicates,
		std::list< const Expr * > &	const_predicates
	)		const

overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 1739 of file Analyzer.cpp.

References regressor_values_.

                                                                                    {
   std::set<int> rte_idx_set;
   for (const auto& regressor_value : regressor_values_) {
     regressor_value->collect_rte_idx(rte_idx_set);
   }
   if (rte_idx_set.size() > 1) {
     join_predicates.push_back(this);
   } else if (rte_idx_set.size() == 1) {
     scan_predicates.push_back(this);
   } else {
     const_predicates.push_back(this);
   }
 }

bool Analyzer::MLPredictExpr::operator== ( const Expr & rhs ) const

overridevirtual

Implements Analyzer::Expr.

Definition at line 2413 of file Analyzer.cpp.

References get_model_value(), get_regressor_values(), model_value_, and regressor_values_.

                                                     {
   if (typeid(rhs) != typeid(MLPredictExpr)) {
     return false;
   }
   const MLPredictExpr& rhs_cl = dynamic_cast<const MLPredictExpr&>(rhs);
   if (!(*model_value_ == *rhs_cl.get_model_value())) {
     return false;
   }
   auto rhs_regressor_values = rhs_cl.get_regressor_values();
   if (regressor_values_.size() != rhs_regressor_values.size()) {
     return false;
   }
   for (size_t regressor_idx = 0; regressor_idx < regressor_values_.size();
        ++regressor_idx) {
     if (!(*regressor_values_[regressor_idx] == *rhs_regressor_values[regressor_idx])) {
       return false;
     }
   }
   return true;
 }

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std::shared_ptr<Analyzer::Expr> Analyzer::MLPredictExpr::rewrite_agg_to_var ( const std::vector< std::shared_ptr< TargetEntry >> & tlist ) const

inlineoverridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 758 of file Analyzer.h.

References model_value_, and regressor_values_.

                                                                          {
     std::vector<std::shared_ptr<Analyzer::Expr>> new_regressor_values;
     for (auto& r : regressor_values_) {
       new_regressor_values.push_back(r->deep_copy());
     }
     return makeExpr<MLPredictExpr>(model_value_->rewrite_agg_to_var(tlist),
                                    new_regressor_values);
   }

std::shared_ptr<Analyzer::Expr> Analyzer::MLPredictExpr::rewrite_with_child_targetlist ( const std::vector< std::shared_ptr< TargetEntry >> & tlist ) const

inlineoverridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 748 of file Analyzer.h.

References model_value_, and regressor_values_.

                                                                          {
     std::vector<std::shared_ptr<Analyzer::Expr>> new_regressor_values;
     for (auto& r : regressor_values_) {
       new_regressor_values.push_back(r->deep_copy());
     }
     return makeExpr<MLPredictExpr>(model_value_->rewrite_with_child_targetlist(tlist),
                                    new_regressor_values);
   }

std::shared_ptr<Analyzer::Expr> Analyzer::MLPredictExpr::rewrite_with_targetlist ( const std::vector< std::shared_ptr< TargetEntry >> & tlist ) const

inlineoverridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 738 of file Analyzer.h.

References model_value_, and regressor_values_.

                                                                          {
     std::vector<std::shared_ptr<Analyzer::Expr>> new_regressor_values;
     for (auto& r : regressor_values_) {
       new_regressor_values.push_back(r->deep_copy());
     }
     return makeExpr<MLPredictExpr>(model_value_->rewrite_with_targetlist(tlist),
                                    new_regressor_values);
   }

std::string Analyzer::MLPredictExpr::toString ( ) const

overridevirtual

Implements Analyzer::Expr.

Definition at line 2857 of file Analyzer.cpp.

References model_value_, and regressor_values_.

                                         {
   std::stringstream ss;
   ss << "ML_PREDICT(Model: ";
   ss << model_value_->toString();
   ss << " Regressors: ";
   for (const auto& regressor_value : regressor_values_) {
     ss << regressor_value->toString() << " ";
   }
   ss << ") ";
   return ss.str();
 }

Member Data Documentation

std::shared_ptr<Analyzer::Expr> Analyzer::MLPredictExpr::model_value_

private

Definition at line 774 of file Analyzer.h.

Referenced by deep_copy(), get_model_value(), operator==(), rewrite_agg_to_var(), rewrite_with_child_targetlist(), rewrite_with_targetlist(), and toString().

std::vector<std::shared_ptr<Analyzer::Expr> > Analyzer::MLPredictExpr::regressor_values_

private

Definition at line 775 of file Analyzer.h.

Referenced by collect_column_var(), collect_rte_idx(), deep_copy(), find_expr(), get_regressor_values(), group_predicates(), operator==(), rewrite_agg_to_var(), rewrite_with_child_targetlist(), rewrite_with_targetlist(), and toString().

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

/home/jenkins-slave/workspace/core-os-doxygen/Analyzer/Analyzer.h
/home/jenkins-slave/workspace/core-os-doxygen/Analyzer/Analyzer.cpp

Public Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation