Analyzer::DatediffExpr Class Reference

#include <Analyzer.h>

Inheritance diagram for Analyzer::DatediffExpr:

Collaboration diagram for Analyzer::DatediffExpr:

Public Member Functions
	DatediffExpr (const SQLTypeInfo &ti, const DatetruncField f, const std::shared_ptr< Analyzer::Expr > start, const std::shared_ptr< Analyzer::Expr > end)
DatetruncField	get_field () const
const Expr *	get_start_expr () const
const Expr *	get_end_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 (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 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
const DatetruncField	field_
const std::shared_ptr < Analyzer::Expr >	start_
const std::shared_ptr < Analyzer::Expr >	end_

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

Detailed Description

Definition at line 1517 of file Analyzer.h.

Constructor & Destructor Documentation

Analyzer::DatediffExpr::DatediffExpr ( const SQLTypeInfo &  ti, const DatetruncField  f, const std::shared_ptr< Analyzer::Expr >  start, const std::shared_ptr< Analyzer::Expr >  end  )

inline

Definition at line 1519 of file Analyzer.h.

      : Expr(ti, false), field_(f), start_(start), end_(end) {}

Member Function Documentation

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

overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 3611 of file Analyzer.cpp.

References end_, and start_.

                                                               {
  start_->check_group_by(groupby);
  end_->check_group_by(groupby);
}

void Analyzer::DatediffExpr::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 3550 of file Analyzer.cpp.

References end_, and start_.

                            {
  start_->collect_column_var(colvar_set, include_agg);
  end_->collect_column_var(colvar_set, include_agg);
}

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

overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 3496 of file Analyzer.cpp.

References end_, and start_.

                                                                 {
  start_->collect_rte_idx(rte_idx_set);
  end_->collect_rte_idx(rte_idx_set);
}

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

overridevirtual

Implements Analyzer::Expr.

Definition at line 220 of file Analyzer.cpp.

References end_, field_, start_, and Analyzer::Expr::type_info.

                                                          {
  return makeExpr<DatediffExpr>(
      type_info, field_, start_->deep_copy(), end_->deep_copy());
}

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

overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 3447 of file Analyzer.cpp.

References Analyzer::Expr::add_unique(), end_, f(), and start_.

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

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const Expr* Analyzer::DatediffExpr::get_end_expr ( ) const

inline

Definition at line 1526 of file Analyzer.h.

References end_.

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

{ return end_.get(); }

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DatetruncField Analyzer::DatediffExpr::get_field ( ) const

inline

Definition at line 1524 of file Analyzer.h.

References field_.

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

{ return field_; }

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const Expr* Analyzer::DatediffExpr::get_start_expr ( ) const

inline

Definition at line 1525 of file Analyzer.h.

References start_.

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

{ return start_.get(); }

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void Analyzer::DatediffExpr::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 1934 of file Analyzer.cpp.

References end_, and start_.

                                                                                  {
  std::set<int> rte_idx_set;
  start_->collect_rte_idx(rte_idx_set);
  end_->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::DatediffExpr::operator== ( const Expr &  rhs ) const

overridevirtual

Implements Analyzer::Expr.

Definition at line 2617 of file Analyzer.cpp.

References end_, field_, get_end_expr(), get_field(), get_start_expr(), and start_.

                                                   {
  if (typeid(rhs) != typeid(DatediffExpr)) {
    return false;
  }
  const DatediffExpr& rhs_ee = dynamic_cast<const DatediffExpr&>(rhs);
  return field_ == rhs_ee.get_field() && *start_ == *rhs_ee.get_start_expr() &&
         *end_ == *rhs_ee.get_end_expr();
}

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

overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 2248 of file Analyzer.cpp.

References end_, field_, start_, and Analyzer::Expr::type_info.

                                                              {
  return makeExpr<DatediffExpr>(type_info,
                                field_,
                                start_->rewrite_agg_to_var(tlist),
                                end_->rewrite_agg_to_var(tlist));
}

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

overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 2206 of file Analyzer.cpp.

References end_, field_, start_, and Analyzer::Expr::type_info.

                                                              {
  return makeExpr<DatediffExpr>(type_info,
                                field_,
                                start_->rewrite_with_child_targetlist(tlist),
                                end_->rewrite_with_child_targetlist(tlist));
}

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

overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 2163 of file Analyzer.cpp.

References end_, field_, start_, and Analyzer::Expr::type_info.

                                                              {
  return makeExpr<DatediffExpr>(type_info,
                                field_,
                                start_->rewrite_with_targetlist(tlist),
                                end_->rewrite_with_targetlist(tlist));
}

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

overridevirtual

Implements Analyzer::Expr.

Definition at line 3096 of file Analyzer.cpp.

References end_, field_, start_, and to_string().

                                       {
  return "DATEDIFF(" + std::to_string(field_) + " START " + start_->toString() + " END " +
         end_->toString() + ") ";
}

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Member Data Documentation

const std::shared_ptr<Analyzer::Expr> Analyzer::DatediffExpr::end_

private

Definition at line 1552 of file Analyzer.h.

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

const DatetruncField Analyzer::DatediffExpr::field_

private

Definition at line 1550 of file Analyzer.h.

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

const std::shared_ptr<Analyzer::Expr> Analyzer::DatediffExpr::start_

private

Definition at line 1551 of file Analyzer.h.

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

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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