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Analyzer::RegexpExpr Class Reference

#include <Analyzer.h>

+ Inheritance diagram for Analyzer::RegexpExpr:
+ Collaboration diagram for Analyzer::RegexpExpr:

Public Member Functions

 RegexpExpr (std::shared_ptr< Analyzer::Expr > a, std::shared_ptr< Analyzer::Expr > p, std::shared_ptr< Analyzer::Expr > e)
 
const Exprget_arg () const
 
const std::shared_ptr
< Analyzer::Expr
get_own_arg () const
 
const Exprget_pattern_expr () const
 
const Exprget_escape_expr () const
 
std::shared_ptr< Analyzer::Exprdeep_copy () 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 void check_group_by (const std::list< std::shared_ptr< Analyzer::Expr >> &groupby) const
 
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

std::shared_ptr< Analyzer::Exprarg
 
std::shared_ptr< Analyzer::Exprpattern_expr
 
std::shared_ptr< Analyzer::Exprescape_expr
 

Additional Inherited Members

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

Detailed Description

Definition at line 968 of file Analyzer.h.

Constructor & Destructor Documentation

Analyzer::RegexpExpr::RegexpExpr ( std::shared_ptr< Analyzer::Expr a,
std::shared_ptr< Analyzer::Expr p,
std::shared_ptr< Analyzer::Expr e 
)
inline

Definition at line 970 of file Analyzer.h.

973  : Expr(kBOOLEAN, a->get_type_info().get_notnull())
974  , arg(a)
975  , pattern_expr(p)
976  , escape_expr(e) {}
std::shared_ptr< Analyzer::Expr > arg
Definition: Analyzer.h:1018
Expr(SQLTypes t, bool notnull)
Definition: Analyzer.h:69
std::shared_ptr< Analyzer::Expr > escape_expr
Definition: Analyzer.h:1022
std::shared_ptr< Analyzer::Expr > pattern_expr
Definition: Analyzer.h:1020

Member Function Documentation

void Analyzer::RegexpExpr::collect_column_var ( std::set< const ColumnVar *, bool(*)(const ColumnVar *, const ColumnVar *)> &  colvar_set,
bool  include_agg 
) const
inlineoverridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 988 of file Analyzer.h.

References arg.

991  {
992  arg->collect_column_var(colvar_set, include_agg);
993  }
std::shared_ptr< Analyzer::Expr > arg
Definition: Analyzer.h:1018
void Analyzer::RegexpExpr::collect_rte_idx ( std::set< int > &  rte_idx_set) const
inlineoverridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 985 of file Analyzer.h.

References arg.

985  {
986  arg->collect_rte_idx(rte_idx_set);
987  }
std::shared_ptr< Analyzer::Expr > arg
Definition: Analyzer.h:1018
std::shared_ptr< Analyzer::Expr > Analyzer::RegexpExpr::deep_copy ( ) const
overridevirtual

Implements Analyzer::Expr.

Definition at line 150 of file Analyzer.cpp.

References arg, escape_expr, and pattern_expr.

150  {
151  return makeExpr<RegexpExpr>(arg->deep_copy(),
152  pattern_expr->deep_copy(),
153  escape_expr ? escape_expr->deep_copy() : nullptr);
154 }
std::shared_ptr< Analyzer::Expr > arg
Definition: Analyzer.h:1018
std::shared_ptr< Analyzer::Expr > escape_expr
Definition: Analyzer.h:1022
std::shared_ptr< Analyzer::Expr > pattern_expr
Definition: Analyzer.h:1020
void Analyzer::RegexpExpr::find_expr ( bool(*)(const Expr *)  f,
std::list< const Expr * > &  expr_list 
) const
overridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 2912 of file Analyzer.cpp.

References Analyzer::Expr::add_unique(), arg, escape_expr, and pattern_expr.

2913  {
2914  if (f(this)) {
2915  add_unique(expr_list);
2916  return;
2917  }
2918  arg->find_expr(f, expr_list);
2919  pattern_expr->find_expr(f, expr_list);
2920  if (escape_expr != nullptr) {
2921  escape_expr->find_expr(f, expr_list);
2922  }
2923 }
std::shared_ptr< Analyzer::Expr > arg
Definition: Analyzer.h:1018
virtual void add_unique(std::list< const Expr * > &expr_list) const
Definition: Analyzer.cpp:2815
std::shared_ptr< Analyzer::Expr > escape_expr
Definition: Analyzer.h:1022
std::shared_ptr< Analyzer::Expr > pattern_expr
Definition: Analyzer.h:1020

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const Expr* Analyzer::RegexpExpr::get_arg ( ) const
inline

Definition at line 977 of file Analyzer.h.

References arg.

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

977 { return arg.get(); }
std::shared_ptr< Analyzer::Expr > arg
Definition: Analyzer.h:1018

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const Expr* Analyzer::RegexpExpr::get_escape_expr ( ) const
inline

Definition at line 980 of file Analyzer.h.

References escape_expr.

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

980 { return escape_expr.get(); }
std::shared_ptr< Analyzer::Expr > escape_expr
Definition: Analyzer.h:1022

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const std::shared_ptr<Analyzer::Expr> Analyzer::RegexpExpr::get_own_arg ( ) const
inline

Definition at line 978 of file Analyzer.h.

References arg.

Referenced by CodeGenerator::codegen().

978 { return arg; }
std::shared_ptr< Analyzer::Expr > arg
Definition: Analyzer.h:1018

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const Expr* Analyzer::RegexpExpr::get_pattern_expr ( ) const
inline

Definition at line 979 of file Analyzer.h.

References pattern_expr.

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

979 { return pattern_expr.get(); }
std::shared_ptr< Analyzer::Expr > pattern_expr
Definition: Analyzer.h:1020

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void Analyzer::RegexpExpr::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 1638 of file Analyzer.cpp.

References arg.

1640  {
1641  std::set<int> rte_idx_set;
1642  arg->collect_rte_idx(rte_idx_set);
1643  if (rte_idx_set.size() > 1) {
1644  join_predicates.push_back(this);
1645  } else if (rte_idx_set.size() == 1) {
1646  scan_predicates.push_back(this);
1647  } else {
1648  const_predicates.push_back(this);
1649  }
1650 }
std::shared_ptr< Analyzer::Expr > arg
Definition: Analyzer.h:1018
bool Analyzer::RegexpExpr::operator== ( const Expr rhs) const
overridevirtual

Implements Analyzer::Expr.

Definition at line 2209 of file Analyzer.cpp.

References arg, escape_expr, get_arg(), get_escape_expr(), get_pattern_expr(), and pattern_expr.

2209  {
2210  if (typeid(rhs) != typeid(RegexpExpr)) {
2211  return false;
2212  }
2213  const RegexpExpr& rhs_re = dynamic_cast<const RegexpExpr&>(rhs);
2214  if (!(*arg == *rhs_re.get_arg()) || !(*pattern_expr == *rhs_re.get_pattern_expr())) {
2215  return false;
2216  }
2217  if (escape_expr.get() == rhs_re.get_escape_expr()) {
2218  return true;
2219  }
2220  if (escape_expr != nullptr && rhs_re.get_escape_expr() != nullptr &&
2221  *escape_expr == *rhs_re.get_escape_expr()) {
2222  return true;
2223  }
2224  return false;
2225 }
std::shared_ptr< Analyzer::Expr > arg
Definition: Analyzer.h:1018
std::shared_ptr< Analyzer::Expr > escape_expr
Definition: Analyzer.h:1022
RegexpExpr(std::shared_ptr< Analyzer::Expr > a, std::shared_ptr< Analyzer::Expr > p, std::shared_ptr< Analyzer::Expr > e)
Definition: Analyzer.h:970
std::shared_ptr< Analyzer::Expr > pattern_expr
Definition: Analyzer.h:1020

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

Reimplemented from Analyzer::Expr.

Definition at line 1006 of file Analyzer.h.

References arg, escape_expr, and pattern_expr.

1007  {
1008  return makeExpr<RegexpExpr>(arg->rewrite_agg_to_var(tlist),
1009  pattern_expr->deep_copy(),
1010  escape_expr ? escape_expr->deep_copy() : nullptr);
1011  }
std::shared_ptr< Analyzer::Expr > arg
Definition: Analyzer.h:1018
std::shared_ptr< Analyzer::Expr > escape_expr
Definition: Analyzer.h:1022
std::shared_ptr< Analyzer::Expr > pattern_expr
Definition: Analyzer.h:1020
std::shared_ptr<Analyzer::Expr> Analyzer::RegexpExpr::rewrite_with_child_targetlist ( const std::vector< std::shared_ptr< TargetEntry >> &  tlist) const
inlineoverridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 1000 of file Analyzer.h.

References arg, escape_expr, and pattern_expr.

1001  {
1002  return makeExpr<RegexpExpr>(arg->rewrite_with_child_targetlist(tlist),
1003  pattern_expr->deep_copy(),
1004  escape_expr ? escape_expr->deep_copy() : nullptr);
1005  }
std::shared_ptr< Analyzer::Expr > arg
Definition: Analyzer.h:1018
std::shared_ptr< Analyzer::Expr > escape_expr
Definition: Analyzer.h:1022
std::shared_ptr< Analyzer::Expr > pattern_expr
Definition: Analyzer.h:1020
std::shared_ptr<Analyzer::Expr> Analyzer::RegexpExpr::rewrite_with_targetlist ( const std::vector< std::shared_ptr< TargetEntry >> &  tlist) const
inlineoverridevirtual

Reimplemented from Analyzer::Expr.

Definition at line 994 of file Analyzer.h.

References arg, escape_expr, and pattern_expr.

995  {
996  return makeExpr<RegexpExpr>(arg->rewrite_with_targetlist(tlist),
997  pattern_expr->deep_copy(),
998  escape_expr ? escape_expr->deep_copy() : nullptr);
999  }
std::shared_ptr< Analyzer::Expr > arg
Definition: Analyzer.h:1018
std::shared_ptr< Analyzer::Expr > escape_expr
Definition: Analyzer.h:1022
std::shared_ptr< Analyzer::Expr > pattern_expr
Definition: Analyzer.h:1020
std::string Analyzer::RegexpExpr::toString ( ) const
overridevirtual

Implements Analyzer::Expr.

Definition at line 2621 of file Analyzer.cpp.

References arg, escape_expr, and pattern_expr.

2621  {
2622  std::string str{"(REGEXP "};
2623  str += arg->toString();
2624  str += pattern_expr->toString();
2625  if (escape_expr) {
2626  str += escape_expr->toString();
2627  }
2628  str += ") ";
2629  return str;
2630 }
std::shared_ptr< Analyzer::Expr > arg
Definition: Analyzer.h:1018
std::shared_ptr< Analyzer::Expr > escape_expr
Definition: Analyzer.h:1022
std::shared_ptr< Analyzer::Expr > pattern_expr
Definition: Analyzer.h:1020

Member Data Documentation

std::shared_ptr<Analyzer::Expr> Analyzer::RegexpExpr::escape_expr
private
std::shared_ptr<Analyzer::Expr> Analyzer::RegexpExpr::pattern_expr
private

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