OmniSciDB  c07336695a
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 ()
 
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::Expradd_cast (const SQLTypeInfo &new_type_info)
 
virtual std::shared_ptr< Analyzer::Exprnormalize_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::Exprstart_
 
const std::shared_ptr< Analyzer::Exprend_
 

Additional Inherited Members

- Protected Attributes inherited from Analyzer::Expr
SQLTypeInfo type_info
 
bool contains_agg
 

Detailed Description

Definition at line 1164 of file Analyzer.h.

Constructor & Destructor Documentation

◆ DatediffExpr()

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 1166 of file Analyzer.h.

1170  : Expr(ti, false), field_(f), start_(start), end_(end) {}
Expr(SQLTypes t, bool notnull)
Definition: Analyzer.h:69
const DatetruncField field_
Definition: Analyzer.h:1197
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1199
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1198

Member Function Documentation

◆ check_group_by()

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

Reimplemented from Analyzer::Expr.

Definition at line 2837 of file Analyzer.cpp.

2838  {
2839  start_->check_group_by(groupby);
2840  end_->check_group_by(groupby);
2841 }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1199
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1198

◆ collect_column_var()

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 2802 of file Analyzer.cpp.

2804  {
2805  start_->collect_column_var(colvar_set, include_agg);
2806  end_->collect_column_var(colvar_set, include_agg);
2807 }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1199
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1198

◆ collect_rte_idx()

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

Reimplemented from Analyzer::Expr.

Definition at line 2768 of file Analyzer.cpp.

2768  {
2769  start_->collect_rte_idx(rte_idx_set);
2770  end_->collect_rte_idx(rte_idx_set);
2771 }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1199
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1198

◆ deep_copy()

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

Implements Analyzer::Expr.

Definition at line 180 of file Analyzer.cpp.

References Analyzer::Expr::type_info.

180  {
181  return makeExpr<DatediffExpr>(
182  type_info, field_, start_->deep_copy(), end_->deep_copy());
183 }
SQLTypeInfo type_info
Definition: Analyzer.h:175
const DatetruncField field_
Definition: Analyzer.h:1197
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1199
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1198

◆ find_expr()

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

Reimplemented from Analyzer::Expr.

Definition at line 2730 of file Analyzer.cpp.

References Analyzer::Expr::add_unique().

2731  {
2732  if (f(this)) {
2733  add_unique(expr_list);
2734  return;
2735  }
2736  start_->find_expr(f, expr_list);
2737  end_->find_expr(f, expr_list);
2738 }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1199
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1198
virtual void add_unique(std::list< const Expr *> &expr_list) const
Definition: Analyzer.cpp:2585
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◆ get_end_expr()

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

Definition at line 1173 of file Analyzer.h.

References operator==().

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

1173 { return end_.get(); }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1199
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◆ get_field()

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

Definition at line 1171 of file Analyzer.h.

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

1171 { return field_; }
const DatetruncField field_
Definition: Analyzer.h:1197
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◆ get_start_expr()

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

Definition at line 1172 of file Analyzer.h.

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

1172 { return start_.get(); }
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1198
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◆ group_predicates()

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 1618 of file Analyzer.cpp.

1620  {
1621  std::set<int> rte_idx_set;
1622  start_->collect_rte_idx(rte_idx_set);
1623  end_->collect_rte_idx(rte_idx_set);
1624  if (rte_idx_set.size() > 1) {
1625  join_predicates.push_back(this);
1626  } else if (rte_idx_set.size() == 1) {
1627  scan_predicates.push_back(this);
1628  } else {
1629  const_predicates.push_back(this);
1630  }
1631 }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1199
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1198

◆ operator==()

bool Analyzer::DatediffExpr::operator== ( const Expr rhs) const
overridevirtual

Implements Analyzer::Expr.

Definition at line 2189 of file Analyzer.cpp.

References get_end_expr(), get_field(), and get_start_expr().

2189  {
2190  if (typeid(rhs) != typeid(DatediffExpr)) {
2191  return false;
2192  }
2193  const DatediffExpr& rhs_ee = dynamic_cast<const DatediffExpr&>(rhs);
2194  return field_ == rhs_ee.get_field() && *start_ == *rhs_ee.get_start_expr() &&
2195  *end_ == *rhs_ee.get_end_expr();
2196 }
DatediffExpr(const SQLTypeInfo &ti, const DatetruncField f, const std::shared_ptr< Analyzer::Expr > start, const std::shared_ptr< Analyzer::Expr > end)
Definition: Analyzer.h:1166
const DatetruncField field_
Definition: Analyzer.h:1197
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1199
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1198
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◆ rewrite_agg_to_var()

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 1907 of file Analyzer.cpp.

References Analyzer::Expr::type_info.

1908  {
1909  return makeExpr<DatediffExpr>(type_info,
1910  field_,
1911  start_->rewrite_agg_to_var(tlist),
1912  end_->rewrite_agg_to_var(tlist));
1913 }
SQLTypeInfo type_info
Definition: Analyzer.h:175
const DatetruncField field_
Definition: Analyzer.h:1197
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1199
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1198

◆ rewrite_with_child_targetlist()

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 1865 of file Analyzer.cpp.

References Analyzer::Expr::type_info.

1866  {
1867  return makeExpr<DatediffExpr>(type_info,
1868  field_,
1869  start_->rewrite_with_child_targetlist(tlist),
1870  end_->rewrite_with_child_targetlist(tlist));
1871 }
SQLTypeInfo type_info
Definition: Analyzer.h:175
const DatetruncField field_
Definition: Analyzer.h:1197
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1199
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1198

◆ rewrite_with_targetlist()

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 1822 of file Analyzer.cpp.

References Analyzer::Expr::type_info.

1823  {
1824  return makeExpr<DatediffExpr>(type_info,
1825  field_,
1826  start_->rewrite_with_targetlist(tlist),
1827  end_->rewrite_with_targetlist(tlist));
1828 }
SQLTypeInfo type_info
Definition: Analyzer.h:175
const DatetruncField field_
Definition: Analyzer.h:1197
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1199
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1198

◆ toString()

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

Implements Analyzer::Expr.

Definition at line 2527 of file Analyzer.cpp.

References to_string().

2527  {
2528  return "DATEDIFF(" + std::to_string(field_) + " START " + start_->toString() + " END " +
2529  end_->toString() + ") ";
2530 }
std::string to_string(char const *&&v)
const DatetruncField field_
Definition: Analyzer.h:1197
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1199
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1198
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Member Data Documentation

◆ end_

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

Definition at line 1199 of file Analyzer.h.

◆ field_

const DatetruncField Analyzer::DatediffExpr::field_
private

Definition at line 1197 of file Analyzer.h.

◆ start_

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

Definition at line 1198 of file Analyzer.h.


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