#include <Analyzer.h>

Inheritance diagram for Analyzer::ExtractExpr:

Collaboration diagram for Analyzer::ExtractExpr:

Public Member Functions
	ExtractExpr (const SQLTypeInfo &ti, bool has_agg, ExtractField f, std::shared_ptr< Analyzer::Expr > e)

ExtractField	get_field () const

const Expr *	get_from_expr () const

const std::shared_ptr< Analyzer::Expr >	get_own_from_expr () const

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

void	check_group_by (const std::list< std::shared_ptr< Analyzer::Expr >> &groupby) 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 (bool(f)(const Expr ), 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 std::shared_ptr< Analyzer::Expr >	normalize_simple_predicate (int &rte_idx) 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
ExtractField	field_

std::shared_ptr< Analyzer::Expr >	from_expr_

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

bool	contains_agg

Detailed Description

Definition at line 1189 of file Analyzer.h.

Constructor & Destructor Documentation

◆ ExtractExpr()

Analyzer::ExtractExpr::ExtractExpr	(	const SQLTypeInfo &	ti,
		bool	has_agg,
		ExtractField	f,
		std::shared_ptr< Analyzer::Expr >	e
	)

inline

Definition at line 1191 of file Analyzer.h.

1195 : Expr(ti, has_agg), field_(f), from_expr_(e) {}

Analyzer::Expr::Expr

Expr(SQLTypes t, bool notnull)

Definition: Analyzer.h:69

Analyzer::ExtractExpr::from_expr_

std::shared_ptr< Analyzer::Expr > from_expr_

Definition: Analyzer.h:1223

Analyzer::ExtractExpr::field_

ExtractField field_

Definition: Analyzer.h:1222

Member Function Documentation

◆ check_group_by()

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

overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 3074 of file Analyzer.cpp.

                                                                {
   from_expr_->check_group_by(groupby);
 }

◆ collect_column_var()

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

overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 3037 of file Analyzer.cpp.

                             {
   from_expr_->collect_column_var(colvar_set, include_agg);
 }

◆ collect_rte_idx()

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

overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 3007 of file Analyzer.cpp.

                                                                 {
   from_expr_->collect_rte_idx(rte_idx_set);
 }

◆ deep_copy()

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

overridevirtual

Implements Analyzer::Expr.

Definition at line 179 of file Analyzer.cpp.

References Analyzer::Expr::contains_agg, and Analyzer::Expr::type_info.

                                                          {
   return makeExpr<ExtractExpr>(type_info, contains_agg, field_, from_expr_->deep_copy());
 }

◆ find_expr()

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

overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 2959 of file Analyzer.cpp.

References Analyzer::Expr::add_unique().

                                                                    {
   if (f(this)) {
     add_unique(expr_list);
     return;
   }
   from_expr_->find_expr(f, expr_list);
 }

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◆ get_field()

ExtractField Analyzer::ExtractExpr::get_field ( ) const

inline

Definition at line 1196 of file Analyzer.h.

Referenced by CodeGenerator::codegen(), getExpressionRange(), operator==(), and DeepCopyVisitor::visitExtractExpr().

1196 { return field_; }

Analyzer::ExtractExpr::field_

ExtractField field_

Definition: Analyzer.h:1222

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◆ get_from_expr()

const Expr* Analyzer::ExtractExpr::get_from_expr ( ) const

inline

Definition at line 1197 of file Analyzer.h.

Referenced by CodeGenerator::codegen(), getExpressionRange(), operator==(), DeepCopyVisitor::visitExtractExpr(), and ScalarExprVisitor< std::unordered_set< InputColDescriptor > >::visitExtractExpr().

1197 { return from_expr_.get(); }

Analyzer::ExtractExpr::from_expr_

std::shared_ptr< Analyzer::Expr > from_expr_

Definition: Analyzer.h:1223

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◆ get_own_from_expr()

const std::shared_ptr<Analyzer::Expr> Analyzer::ExtractExpr::get_own_from_expr ( ) const

inline

Definition at line 1198 of file Analyzer.h.

References operator==(), and toString().

1198 { return from_expr_; }

Analyzer::ExtractExpr::from_expr_

std::shared_ptr< Analyzer::Expr > from_expr_

Definition: Analyzer.h:1223

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◆ group_predicates()

void ExtractExpr::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 1700 of file Analyzer.cpp.

                                                                                  {
   std::set<int> rte_idx_set;
   from_expr_->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);
   }
 }

◆ operator==()

bool ExtractExpr::operator== ( const Expr & rhs ) const

overridevirtual

Implements Analyzer::Expr.

Definition at line 2302 of file Analyzer.cpp.

References get_field(), and get_from_expr().

                                                   {
   if (typeid(rhs) != typeid(ExtractExpr)) {
     return false;
   }
   const ExtractExpr& rhs_ee = dynamic_cast<const ExtractExpr&>(rhs);
   return field_ == rhs_ee.get_field() && *from_expr_ == *rhs_ee.get_from_expr();
 }

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◆ rewrite_agg_to_var()

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

overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 2004 of file Analyzer.cpp.

References Analyzer::Expr::contains_agg, and Analyzer::Expr::type_info.

                                                               {
   return makeExpr<ExtractExpr>(
       type_info, contains_agg, field_, from_expr_->rewrite_agg_to_var(tlist));
 }

◆ rewrite_with_child_targetlist()

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

overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 1962 of file Analyzer.cpp.

References Analyzer::Expr::contains_agg, and Analyzer::Expr::type_info.

                                                               {
   return makeExpr<ExtractExpr>(
       type_info, contains_agg, field_, from_expr_->rewrite_with_child_targetlist(tlist));
 }

◆ rewrite_with_targetlist()

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

overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 1919 of file Analyzer.cpp.

References Analyzer::Expr::contains_agg, and Analyzer::Expr::type_info.

                                                               {
   return makeExpr<ExtractExpr>(
       type_info, contains_agg, field_, from_expr_->rewrite_with_targetlist(tlist));
 }

◆ toString()

std::string ExtractExpr::toString ( ) const

overridevirtual

Implements Analyzer::Expr.

Definition at line 2695 of file Analyzer.cpp.

References to_string().

                                       {
   return "EXTRACT(" + std::to_string(field_) + " FROM " + from_expr_->toString() + ") ";
 }

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Member Data Documentation

◆ field_

ExtractField Analyzer::ExtractExpr::field_

private

Definition at line 1222 of file Analyzer.h.

◆ from_expr_

std::shared_ptr<Analyzer::Expr> Analyzer::ExtractExpr::from_expr_

private

Definition at line 1223 of file Analyzer.h.

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

◆ ExtractExpr()

Member Function Documentation

◆ check_group_by()

◆ collect_column_var()

◆ collect_rte_idx()

◆ deep_copy()

◆ find_expr()

◆ get_field()

◆ get_from_expr()

◆ get_own_from_expr()

◆ group_predicates()

◆ operator==()

◆ rewrite_agg_to_var()

◆ rewrite_with_child_targetlist()

◆ rewrite_with_targetlist()

◆ toString()

Member Data Documentation

◆ field_

◆ from_expr_