RexFunctionOperator Class Reference

#include <RelAlgDag.h>

Inheritance diagram for RexFunctionOperator:

Collaboration diagram for RexFunctionOperator:

Public Types
using	ConstRexScalarPtr = std::unique_ptr< const RexScalar >
using	ConstRexScalarPtrVector = std::vector< ConstRexScalarPtr >

Public Member Functions
	RexFunctionOperator ()=default
	RexFunctionOperator (const std::string &name, ConstRexScalarPtrVector &operands, const SQLTypeInfo &ti)
std::unique_ptr< const RexOperator >	getDisambiguated (std::vector< std::unique_ptr< const RexScalar >> &operands) const override
const std::string &	getName () const
std::string	toString (RelRexToStringConfig config=RelRexToStringConfig::defaults()) const override
size_t	toHash () const override
Public Member Functions inherited from RexOperator
	RexOperator ()
	RexOperator (const SQLOps op, std::vector< std::unique_ptr< const RexScalar >> &operands, const SQLTypeInfo &type)
size_t	size () const
const RexScalar *	getOperand (const size_t idx) const
const RexScalar *	getOperandAndRelease (const size_t idx) const
SQLOps	getOperator () const
const SQLTypeInfo &	getType () const
Public Member Functions inherited from Rex
virtual	~Rex ()

Private Attributes
std::string	name_

Friends
struct	RelAlgDagSerializer

Additional Inherited Members
Protected Attributes inherited from RexOperator
SQLOps	op_
std::vector< std::unique_ptr < const RexScalar > >	operands_
SQLTypeInfo	type_
Protected Attributes inherited from Rex
std::optional< size_t >	hash_

Detailed Description

Definition at line 481 of file RelAlgDag.h.

Member Typedef Documentation

using RexFunctionOperator::ConstRexScalarPtr = std::unique_ptr<const RexScalar>

Definition at line 483 of file RelAlgDag.h.

using RexFunctionOperator::ConstRexScalarPtrVector = std::vector<ConstRexScalarPtr>

Definition at line 484 of file RelAlgDag.h.

Constructor & Destructor Documentation

RexFunctionOperator::RexFunctionOperator ( )

default

Referenced by getDisambiguated(), and toHash().

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RexFunctionOperator::RexFunctionOperator ( const std::string &  name, ConstRexScalarPtrVector &  operands, const SQLTypeInfo &  ti  )

inline

Definition at line 489 of file RelAlgDag.h.

      : RexOperator(kFUNCTION, operands, ti), name_(name) {}

Member Function Documentation

std::unique_ptr<const RexOperator> RexFunctionOperator::getDisambiguated ( std::vector< std::unique_ptr< const RexScalar >> &  operands ) const

inlineoverridevirtual

Reimplemented from RexOperator.

Definition at line 494 of file RelAlgDag.h.

References RexOperator::getType(), name_, and RexFunctionOperator().

                                                                          {
    return std::unique_ptr<const RexOperator>(
        new RexFunctionOperator(name_, operands, getType()));
  }

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const std::string& RexFunctionOperator::getName ( ) const

inline

Definition at line 500 of file RelAlgDag.h.

References name_.

Referenced by RelAlgTranslator::getQuantifiedRhs(), RexWindowFunctionOperator::toHash(), RexWindowFunctionOperator::toString(), RelAlgTranslator::translateBinaryGeoConstructor(), RelAlgTranslator::translateBinaryGeoFunction(), RelAlgTranslator::translateBinaryGeoPredicate(), RelAlgTranslator::translateCardinality(), RelAlgTranslator::translateExtract(), RelAlgTranslator::translateFunction(), RelAlgTranslator::translateFunctionWithGeoArg(), RelAlgTranslator::translateGeoProjection(), RelAlgTranslator::translateKeyForString(), RelAlgTranslator::translateLength(), RelAlgTranslator::translateLike(), RelAlgTranslator::translateStringOper(), RelAlgTranslator::translateTernaryGeoFunction(), RelAlgTranslator::translateUnaryGeoConstructor(), RelAlgTranslator::translateUnaryGeoFunction(), RelAlgTranslator::translateUnaryGeoPredicate(), and QueryPlanDagChecker::visit().

{ return name_; }

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size_t RexFunctionOperator::toHash ( ) const

inlineoverridevirtual

Reimplemented from RexOperator.

Reimplemented in RexWindowFunctionOperator.

Definition at line 511 of file RelAlgDag.h.

References RexOperator::getType(), Rex::hash_, name_, RexOperator::op_, RexOperator::operands_, RexFunctionOperator(), and toString().

                                 {
    if (!hash_) {
      hash_ = typeid(RexFunctionOperator).hash_code();
      boost::hash_combine(*hash_, ::toString(op_));
      boost::hash_combine(*hash_, getType().get_type_name());
      for (auto& operand : operands_) {
        boost::hash_combine(*hash_, operand->toHash());
      }
      boost::hash_combine(*hash_, name_);
    }
    return *hash_;
  }

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std::string RexFunctionOperator::toString ( RelRexToStringConfig  config = RelRexToStringConfig::defaults() ) const

inlineoverridevirtual

Reimplemented from RexOperator.

Reimplemented in RexWindowFunctionOperator.

Definition at line 502 of file RelAlgDag.h.

References cat(), name_, RexOperator::operands_, and typeName().

Referenced by toHash(), and RelAlgTranslator::translateGeoProjection().

                                                                                   {
    auto ret = cat(::typeName(this), "(", name_, ", operands=");
    for (auto& operand : operands_) {
      ret += operand->toString(config) + " ";
    }
    return cat(ret, ")");
  }

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Friends And Related Function Documentation

friend struct RelAlgDagSerializer

friend

Definition at line 527 of file RelAlgDag.h.

Member Data Documentation

std::string RexFunctionOperator::name_

private

Definition at line 525 of file RelAlgDag.h.

Referenced by getDisambiguated(), getName(), toHash(), and toString().

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

• /home/jenkins-slave/workspace/core-os-doxygen/QueryEngine/RelAlgDag.h