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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 (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::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 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::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 1391 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 1393 of file Analyzer.h.

1397  : Expr(ti, false), field_(f), start_(start), end_(end) {}
Expr(SQLTypes t, bool notnull)
Definition: Analyzer.h:74
constexpr double f
Definition: Utm.h:31
const DatetruncField field_
Definition: Analyzer.h:1424
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1426
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1425

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 3445 of file Analyzer.cpp.

References end_, and start_.

3446  {
3447  start_->check_group_by(groupby);
3448  end_->check_group_by(groupby);
3449 }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1426
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1425
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 3384 of file Analyzer.cpp.

References end_, and start_.

3386  {
3387  start_->collect_column_var(colvar_set, include_agg);
3388  end_->collect_column_var(colvar_set, include_agg);
3389 }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1426
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1425
void Analyzer::DatediffExpr::collect_rte_idx ( std::set< int > &  rte_idx_set) const
overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 3330 of file Analyzer.cpp.

References end_, and start_.

3330  {
3331  start_->collect_rte_idx(rte_idx_set);
3332  end_->collect_rte_idx(rte_idx_set);
3333 }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1426
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1425
std::shared_ptr< Analyzer::Expr > Analyzer::DatediffExpr::deep_copy ( ) const
overridevirtual

Implements Analyzer::Expr.

Definition at line 203 of file Analyzer.cpp.

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

203  {
204  return makeExpr<DatediffExpr>(
205  type_info, field_, start_->deep_copy(), end_->deep_copy());
206 }
SQLTypeInfo type_info
Definition: Analyzer.h:184
const DatetruncField field_
Definition: Analyzer.h:1424
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1426
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1425
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 3281 of file Analyzer.cpp.

References Analyzer::Expr::add_unique(), end_, anonymous_namespace{Utm.h}::f, and start_.

3282  {
3283  if (f(this)) {
3284  add_unique(expr_list);
3285  return;
3286  }
3287  start_->find_expr(f, expr_list);
3288  end_->find_expr(f, expr_list);
3289 }
virtual void add_unique(std::list< const Expr * > &expr_list) const
Definition: Analyzer.cpp:3101
constexpr double f
Definition: Utm.h:31
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1426
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1425

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

Definition at line 1400 of file Analyzer.h.

References end_.

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

1400 { return end_.get(); }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1426

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

Definition at line 1398 of file Analyzer.h.

References field_.

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

1398 { return field_; }
const DatetruncField field_
Definition: Analyzer.h:1424

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

Definition at line 1399 of file Analyzer.h.

References start_.

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

1399 { return start_.get(); }
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1425

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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 1859 of file Analyzer.cpp.

References end_, and start_.

1861  {
1862  std::set<int> rte_idx_set;
1863  start_->collect_rte_idx(rte_idx_set);
1864  end_->collect_rte_idx(rte_idx_set);
1865  if (rte_idx_set.size() > 1) {
1866  join_predicates.push_back(this);
1867  } else if (rte_idx_set.size() == 1) {
1868  scan_predicates.push_back(this);
1869  } else {
1870  const_predicates.push_back(this);
1871  }
1872 }
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1426
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1425
bool Analyzer::DatediffExpr::operator== ( const Expr rhs) const
overridevirtual

Implements Analyzer::Expr.

Definition at line 2501 of file Analyzer.cpp.

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

2501  {
2502  if (typeid(rhs) != typeid(DatediffExpr)) {
2503  return false;
2504  }
2505  const DatediffExpr& rhs_ee = dynamic_cast<const DatediffExpr&>(rhs);
2506  return field_ == rhs_ee.get_field() && *start_ == *rhs_ee.get_start_expr() &&
2507  *end_ == *rhs_ee.get_end_expr();
2508 }
DatediffExpr(const SQLTypeInfo &ti, const DatetruncField f, const std::shared_ptr< Analyzer::Expr > start, const std::shared_ptr< Analyzer::Expr > end)
Definition: Analyzer.h:1393
const DatetruncField field_
Definition: Analyzer.h:1424
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1426
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1425

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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 2175 of file Analyzer.cpp.

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

2176  {
2177  return makeExpr<DatediffExpr>(type_info,
2178  field_,
2179  start_->rewrite_agg_to_var(tlist),
2180  end_->rewrite_agg_to_var(tlist));
2181 }
SQLTypeInfo type_info
Definition: Analyzer.h:184
const DatetruncField field_
Definition: Analyzer.h:1424
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1426
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1425
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 2133 of file Analyzer.cpp.

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

2134  {
2135  return makeExpr<DatediffExpr>(type_info,
2136  field_,
2137  start_->rewrite_with_child_targetlist(tlist),
2138  end_->rewrite_with_child_targetlist(tlist));
2139 }
SQLTypeInfo type_info
Definition: Analyzer.h:184
const DatetruncField field_
Definition: Analyzer.h:1424
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1426
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1425
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 2090 of file Analyzer.cpp.

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

2091  {
2092  return makeExpr<DatediffExpr>(type_info,
2093  field_,
2094  start_->rewrite_with_targetlist(tlist),
2095  end_->rewrite_with_targetlist(tlist));
2096 }
SQLTypeInfo type_info
Definition: Analyzer.h:184
const DatetruncField field_
Definition: Analyzer.h:1424
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1426
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1425
std::string Analyzer::DatediffExpr::toString ( ) const
overridevirtual

Implements Analyzer::Expr.

Definition at line 2952 of file Analyzer.cpp.

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

2952  {
2953  return "DATEDIFF(" + std::to_string(field_) + " START " + start_->toString() + " END " +
2954  end_->toString() + ") ";
2955 }
std::string to_string(char const *&&v)
const DatetruncField field_
Definition: Analyzer.h:1424
const std::shared_ptr< Analyzer::Expr > end_
Definition: Analyzer.h:1426
const std::shared_ptr< Analyzer::Expr > start_
Definition: Analyzer.h:1425

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Member Data Documentation

const DatetruncField Analyzer::DatediffExpr::field_
private

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