Analyzer.cpp File Reference

Analyzer functions. More...

#include "Analyzer.h"
#include "Catalog/Catalog.h"
#include "Geospatial/Conversion.h"
#include "Geospatial/Types.h"
#include "QueryEngine/DateTimeUtils.h"
#include "RangeTableEntry.h"
#include "Shared/DateConverters.h"
#include "Shared/misc.h"
#include "Shared/sqltypes.h"
#include <algorithm>
#include <cstring>
#include <iostream>
#include <stdexcept>

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Namespaces
	Analyzer
	Analyzer::anonymous_namespace{Analyzer.cpp}

Typedefs
using	Analyzer::LiteralArgMap = std::map< size_t, std::pair< SQLTypes, Datum >>

Functions
template<typename T >
T	Analyzer::anonymous_namespace{Analyzer.cpp}::floatFromDecimal (int64_t const dec, unsigned const scale)
template<typename FLOAT_TYPE , typename INT_TYPE >
constexpr FLOAT_TYPE	Analyzer::anonymous_namespace{Analyzer.cpp}::maxRound ()
template<typename TO , typename FROM >
TO	Analyzer::anonymous_namespace{Analyzer.cpp}::safeNarrow (FROM const from)
template<typename T >
T	Analyzer::anonymous_namespace{Analyzer.cpp}::roundDecimal (int64_t n, unsigned scale)
template<typename TO , typename FROM >
TO	Analyzer::anonymous_namespace{Analyzer.cpp}::safeRound (FROM const from)
template<typename T >
int64_t	Analyzer::anonymous_namespace{Analyzer.cpp}::safeScale (T from, unsigned const scale)
bool	Analyzer::anonymous_namespace{Analyzer.cpp}::is_null_value (const SQLTypeInfo &ti, const Datum &constval)
template<class T >
bool	Analyzer::anonymous_namespace{Analyzer.cpp}::expr_is (const std::shared_ptr< Analyzer::Expr > &expr)
bool	Analyzer::anonymous_namespace{Analyzer.cpp}::is_expr_nullable (const Analyzer::Expr *expr)
bool	Analyzer::anonymous_namespace{Analyzer.cpp}::is_in_values_nullable (const std::shared_ptr< Analyzer::Expr > &a, const std::list< std::shared_ptr< Analyzer::Expr >> &l)
bool	Analyzer::Datum_equal (const SQLTypeInfo &ti, Datum val1, Datum val2)
SQLTypes	Analyzer::anonymous_namespace{Analyzer.cpp}::get_ti_from_geo (const Geospatial::GeoBase *geo)
bool	expr_list_match (const std::vector< std::shared_ptr< Analyzer::Expr >> &lhs, const std::vector< std::shared_ptr< Analyzer::Expr >> &rhs)
std::shared_ptr< Analyzer::Expr >	remove_cast (const std::shared_ptr< Analyzer::Expr > &expr)
const Analyzer::Expr *	remove_cast (const Analyzer::Expr *expr)

Detailed Description

Analyzer functions.

Definition in file Analyzer.cpp.

Function Documentation

bool expr_list_match	(	const std::vector< std::shared_ptr< Analyzer::Expr >> &	lhs,
		const std::vector< std::shared_ptr< Analyzer::Expr >> &	rhs
	)

Definition at line 4231 of file Analyzer.cpp.

Referenced by Analyzer::ExpressionTuple::operator==(), Analyzer::WindowFunction::operator==(), Analyzer::GeoUOper::operator==(), Analyzer::GeoBinOper::operator==(), rewrite_avg_window(), and anonymous_namespace{WindowExpressionRewrite.cpp}::window_sum_and_count_match().

                                                                        {
  if (lhs.size() != rhs.size()) {
    return false;
  }
  for (size_t i = 0; i < lhs.size(); ++i) {
    if (!(*lhs[i] == *rhs[i])) {
      return false;
    }
  }
  return true;
}

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std::shared_ptr<Analyzer::Expr> remove_cast

(

const std::shared_ptr< Analyzer::Expr > &

expr

)

Definition at line 4244 of file Analyzer.cpp.

References Analyzer::UOper::get_own_operand(), and kCAST.

Referenced by anonymous_namespace{EquiJoinCondition.cpp}::can_combine_with(), Analyzer::StringOper::check_operand_types(), CodeGenerator::codegenPerRowStringOper(), getExpressionRange(), anonymous_namespace{EquiJoinCondition.cpp}::make_composite_equals_impl(), rewrite_sum_window(), and anonymous_namespace{ExpressionRewrite.cpp}::ConstantFoldingVisitor::visitStringOper().

                                                                                 {
  const auto uoper = dynamic_cast<const Analyzer::UOper*>(expr.get());
  if (!uoper || uoper->get_optype() != kCAST) {
    return expr;
  }
  return uoper->get_own_operand();
}

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const Analyzer::Expr* remove_cast

(

const Analyzer::Expr *

expr

)

Definition at line 4252 of file Analyzer.cpp.

References kCAST.

                                                          {
  const auto uoper = dynamic_cast<const Analyzer::UOper*>(expr);
  if (!uoper || uoper->get_optype() != kCAST) {
    return expr;
  }
  return uoper->get_operand();
}