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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 Exprget_start_expr () const
 
const Exprget_end_expr () const
 
std::shared_ptr< Analyzer::Exprdeep_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::Exprrewrite_with_targetlist (const std::vector< std::shared_ptr< TargetEntry >> &tlist) const override
 
std::shared_ptr< Analyzer::Exprrewrite_with_child_targetlist (const std::vector< std::shared_ptr< TargetEntry >> &tlist) const override
 
std::shared_ptr< Analyzer::Exprrewrite_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::Exprget_shared_ptr ()
 
const SQLTypeInfoget_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::Exprdecompress ()
 
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 1221 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 1223 of file Analyzer.h.

1227  : Expr(ti, false), field_(f), start_(start), end_(end) {}
Expr(SQLTypes t, bool notnull)
Definition: Analyzer.h:69
const DatetruncField field_
Definition: Analyzer.h:1254
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1256
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1255

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 2900 of file Analyzer.cpp.

References end_, and start_.

2901  {
2902  start_->check_group_by(groupby);
2903  end_->check_group_by(groupby);
2904 }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1256
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1255
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 2865 of file Analyzer.cpp.

References end_, and start_.

2867  {
2868  start_->collect_column_var(colvar_set, include_agg);
2869  end_->collect_column_var(colvar_set, include_agg);
2870 }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1256
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1255
void Analyzer::DatediffExpr::collect_rte_idx ( std::set< int > &  rte_idx_set) const
overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 2831 of file Analyzer.cpp.

References end_, and start_.

2831  {
2832  start_->collect_rte_idx(rte_idx_set);
2833  end_->collect_rte_idx(rte_idx_set);
2834 }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1256
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1255
std::shared_ptr< Analyzer::Expr > Analyzer::DatediffExpr::deep_copy ( ) const
overridevirtual

Implements Analyzer::Expr.

Definition at line 184 of file Analyzer.cpp.

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

184  {
185  return makeExpr<DatediffExpr>(
186  type_info, field_, start_->deep_copy(), end_->deep_copy());
187 }
SQLTypeInfo type_info
Definition: Analyzer.h:176
const DatetruncField field_
Definition: Analyzer.h:1254
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1256
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1255
void Analyzer::DatediffExpr::find_expr ( bool(*)(const Expr *)  f,
std::list< const Expr * > &  expr_list 
) const
overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 2793 of file Analyzer.cpp.

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

2794  {
2795  if (f(this)) {
2796  add_unique(expr_list);
2797  return;
2798  }
2799  start_->find_expr(f, expr_list);
2800  end_->find_expr(f, expr_list);
2801 }
virtual void add_unique(std::list< const Expr * > &expr_list) const
Definition: Analyzer.cpp:2639
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1256
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1255

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

Definition at line 1230 of file Analyzer.h.

References end_.

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

1230 { return end_.get(); }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1256

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DatetruncField Analyzer::DatediffExpr::get_field ( ) const
inline

Definition at line 1228 of file Analyzer.h.

References field_.

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

1228 { return field_; }
const DatetruncField field_
Definition: Analyzer.h:1254

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

Definition at line 1229 of file Analyzer.h.

References start_.

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

1229 { return start_.get(); }
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1255

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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 1640 of file Analyzer.cpp.

References end_, and start_.

1642  {
1643  std::set<int> rte_idx_set;
1644  start_->collect_rte_idx(rte_idx_set);
1645  end_->collect_rte_idx(rte_idx_set);
1646  if (rte_idx_set.size() > 1) {
1647  join_predicates.push_back(this);
1648  } else if (rte_idx_set.size() == 1) {
1649  scan_predicates.push_back(this);
1650  } else {
1651  const_predicates.push_back(this);
1652  }
1653 }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1256
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1255
bool Analyzer::DatediffExpr::operator== ( const Expr rhs) const
overridevirtual

Implements Analyzer::Expr.

Definition at line 2219 of file Analyzer.cpp.

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

2219  {
2220  if (typeid(rhs) != typeid(DatediffExpr)) {
2221  return false;
2222  }
2223  const DatediffExpr& rhs_ee = dynamic_cast<const DatediffExpr&>(rhs);
2224  return field_ == rhs_ee.get_field() && *start_ == *rhs_ee.get_start_expr() &&
2225  *end_ == *rhs_ee.get_end_expr();
2226 }
DatediffExpr(const SQLTypeInfo &ti, const DatetruncField f, const std::shared_ptr< Analyzer::Expr > start, const std::shared_ptr< Analyzer::Expr > end)
Definition: Analyzer.h:1223
const DatetruncField field_
Definition: Analyzer.h:1254
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1256
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1255

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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 1929 of file Analyzer.cpp.

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

1930  {
1931  return makeExpr<DatediffExpr>(type_info,
1932  field_,
1933  start_->rewrite_agg_to_var(tlist),
1934  end_->rewrite_agg_to_var(tlist));
1935 }
SQLTypeInfo type_info
Definition: Analyzer.h:176
const DatetruncField field_
Definition: Analyzer.h:1254
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1256
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1255
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 1887 of file Analyzer.cpp.

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

1888  {
1889  return makeExpr<DatediffExpr>(type_info,
1890  field_,
1891  start_->rewrite_with_child_targetlist(tlist),
1892  end_->rewrite_with_child_targetlist(tlist));
1893 }
SQLTypeInfo type_info
Definition: Analyzer.h:176
const DatetruncField field_
Definition: Analyzer.h:1254
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1256
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1255
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 1844 of file Analyzer.cpp.

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

1845  {
1846  return makeExpr<DatediffExpr>(type_info,
1847  field_,
1848  start_->rewrite_with_targetlist(tlist),
1849  end_->rewrite_with_targetlist(tlist));
1850 }
SQLTypeInfo type_info
Definition: Analyzer.h:176
const DatetruncField field_
Definition: Analyzer.h:1254
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1256
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1255
std::string Analyzer::DatediffExpr::toString ( ) const
overridevirtual

Implements Analyzer::Expr.

Definition at line 2572 of file Analyzer.cpp.

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

2572  {
2573  return "DATEDIFF(" + std::to_string(field_) + " START " + start_->toString() + " END " +
2574  end_->toString() + ") ";
2575 }
std::string to_string(char const *&&v)
const DatetruncField field_
Definition: Analyzer.h:1254
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1256
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1255

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Member Data Documentation

const DatetruncField Analyzer::DatediffExpr::field_
private

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