RexOperator Class Reference

#include <RelAlgDag.h>

Inheritance diagram for RexOperator:

Collaboration diagram for RexOperator:

Public Member Functions
	RexOperator ()
	RexOperator (const SQLOps op, std::vector< std::unique_ptr< const RexScalar >> &operands, const SQLTypeInfo &type)
virtual void	acceptChildren (Visitor &v) const override
virtual void	accept (Visitor &v, std::string name) const override
virtual std::unique_ptr< const RexOperator >	getDisambiguated (std::vector< std::unique_ptr< const RexScalar >> &operands) const
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
std::string	toString (RelRexToStringConfig config=RelRexToStringConfig::defaults()) const override
virtual size_t	toHash () const override
Public Member Functions inherited from Rex
virtual	~Rex ()
virtual size_t	getStepNumber () const
Public Member Functions inherited from RelAlgDagNode
	RelAlgDagNode ()
virtual void	setStepNumber (size_t step) const
std::optional< size_t >	getIdInPlanTree () const
void	setIdInPlanTree (size_t id) const

Protected Attributes
SQLOps	op_
std::vector< std::unique_ptr < const RexScalar > >	operands_
SQLTypeInfo	type_
Protected Attributes inherited from Rex
std::optional< size_t >	hash_
Protected Attributes inherited from RelAlgDagNode
size_t	step_ {0}
std::optional< size_t >	id_in_plan_tree_

Friends
struct	RelAlgDagSerializer
std::size_t	hash_value (RexOperator const &)

Detailed Description

Definition at line 336 of file RelAlgDag.h.

Constructor & Destructor Documentation

RexOperator::RexOperator ( )

inline

Definition at line 339 of file RelAlgDag.h.

References kINVALID_OP.

Referenced by getDisambiguated().

: op_{SQLOps::kINVALID_OP} {}

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RexOperator::RexOperator ( const SQLOps  op, std::vector< std::unique_ptr< const RexScalar >> &  operands, const SQLTypeInfo &  type  )

inline

Definition at line 341 of file RelAlgDag.h.

      : op_(op), operands_(std::move(operands)), type_(type) {}

Member Function Documentation

virtual void RexOperator::accept ( Visitor &  v, std::string  name  ) const

inlineoverridevirtual

Implements RelAlgDagNode.

Reimplemented in RexWindowFunctionOperator, and RexFunctionOperator.

Definition at line 353 of file RelAlgDag.h.

References acceptChildren(), and RelAlgDagNode::Visitor::visit().

Referenced by TableFunctionsFactory_node.PrintNode::__str__().

                                                                 {
    if (v.visit(this, std::move(name))) {
      acceptChildren(v);
    }
  }

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virtual void RexOperator::acceptChildren ( Visitor &  v ) const

inlineoverridevirtual

Implements RelAlgDagNode.

Reimplemented in RexWindowFunctionOperator, and RexFunctionOperator.

Definition at line 346 of file RelAlgDag.h.

References RelAlgDagNode::accept(), getOperand(), and size().

Referenced by accept().

                                                         {
    for (size_t i = 0; i < size(); ++i) {
      if (getOperand(i)) {
        getOperand(i)->accept(v, "operand");
      }
    }
  }

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

inlinevirtual

Reimplemented in RexFunctionOperator.

Definition at line 359 of file RelAlgDag.h.

References op_, RexOperator(), and type_.

Referenced by RexDeepCopyVisitor::visitOperator().

                                                                 {
    return std::unique_ptr<const RexOperator>(new RexOperator(op_, operands, type_));
  }

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const RexScalar* RexOperator::getOperand ( const size_t  idx ) const

inline

Definition at line 366 of file RelAlgDag.h.

References CHECK, and operands_.

Referenced by acceptChildren(), RexFunctionOperator::acceptChildren(), anonymous_namespace{RelAlgDag.cpp}::anonymous_namespace{RelAlgDag.cpp}::find_generic_expr_in_window_func(), anonymous_namespace{RelAlgDag.cpp}::anonymous_namespace{RelAlgDag.cpp}::is_window_function_avg(), anonymous_namespace{RelAlgDag.cpp}::PushDownGenericExpressionInWindowFunction::pushDownExpressionInWindowFunction(), RelAlgTranslator::translateAbs(), RelAlgTranslator::translateBinaryGeoConstructor(), RelAlgTranslator::translateBinaryGeoFunction(), RelAlgTranslator::translateBinaryGeoPredicate(), RelAlgTranslator::translateBoundingBoxIntersectOper(), RelAlgTranslator::translateCardinality(), RelAlgTranslator::translateDateadd(), RelAlgTranslator::translateDatediff(), RelAlgTranslator::translateDatepart(), RelAlgTranslator::translateDatePlusMinus(), RelAlgTranslator::translateDatetime(), RelAlgTranslator::translateExtract(), RelAlgTranslator::translateFunction(), RelAlgTranslator::translateFunctionArgs(), RelAlgTranslator::translateFunctionWithGeoArg(), RelAlgTranslator::translateGeoBoundingBoxIntersectOper(), RelAlgTranslator::translateGeoComparison(), RelAlgTranslator::translateGeoProjection(), RelAlgTranslator::translateHPTLiteral(), RelAlgTranslator::translateInOper(), RelAlgTranslator::translateItem(), RelAlgTranslator::translateLength(), RelAlgTranslator::translateLike(), RelAlgTranslator::translateLikely(), RelAlgTranslator::translateMLPredict(), RelAlgTranslator::translateOper(), RelAlgTranslator::translatePCAProject(), RelAlgTranslator::translateRegexp(), RelAlgTranslator::translateSampleRatio(), RelAlgTranslator::translateSign(), RelAlgTranslator::translateTernaryGeoFunction(), RelAlgTranslator::translateUnaryGeoConstructor(), RelAlgTranslator::translateUnaryGeoFunction(), RelAlgTranslator::translateUnaryGeoPredicate(), RelAlgTranslator::translateUnlikely(), RelAlgTranslator::translateUoper(), RelAlgTranslator::translateWidthBucket(), RelAlgTranslator::translateWindowFunction(), RelRexDagVisitor::visit(), QueryPlanDagChecker::visit(), anonymous_namespace{QueryPhysicalInputsCollector.cpp}::RexPhysicalInputsVisitor::visitOperator(), RexVisitor< T >::visitOperator(), RexDeepCopyVisitor::visitOperator(), anonymous_namespace{RelAlgDag.cpp}::PushDownGenericExpressionInWindowFunction::visitOperator(), and RexDeepCopyVisitor::visitWindowFunctionOperator().

                                                      {
    CHECK(idx < operands_.size());
    return operands_[idx].get();
  }

const RexScalar* RexOperator::getOperandAndRelease ( const size_t  idx ) const

inline

Definition at line 371 of file RelAlgDag.h.

References CHECK, and operands_.

                                                                {
    CHECK(idx < operands_.size());
    return operands_[idx].release();
  }

SQLOps RexOperator::getOperator ( ) const

inline

Definition at line 376 of file RelAlgDag.h.

References op_.

Referenced by anonymous_namespace{RelAlgDag.cpp}::anonymous_namespace{RelAlgDag.cpp}::is_window_function_avg(), RelAlgTranslator::translateBoundingBoxIntersectOper(), RelAlgTranslator::translateDatePlusMinus(), RelAlgTranslator::translateGeoComparison(), RelAlgTranslator::translateOper(), RelAlgTranslator::translateUoper(), SQLOperatorDetector::visit(), QueryPlanDagChecker::visit(), and anonymous_namespace{RelAlgDag.cpp}::PushDownGenericExpressionInWindowFunction::visitOperator().

{ return op_; }

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const SQLTypeInfo& RexOperator::getType ( ) const

inline

Definition at line 378 of file RelAlgDag.h.

References type_.

Referenced by RexWindowFunctionOperator::disambiguatedOperands(), RexFunctionOperator::getDisambiguated(), hash_value(), RelAlgTranslator::translateArrayFunction(), RelAlgTranslator::translateBinaryGeoFunction(), RelAlgTranslator::translateCardinality(), RelAlgTranslator::translateDatePlusMinus(), RelAlgTranslator::translateFunction(), RelAlgTranslator::translateFunctionWithGeoArg(), RelAlgTranslator::translateHPTLiteral(), RelAlgTranslator::translateStringOper(), RelAlgTranslator::translateTernaryGeoFunction(), RelAlgTranslator::translateUnaryGeoFunction(), RelAlgTranslator::translateUoper(), RelAlgTranslator::translateWindowFunction(), and anonymous_namespace{RelAlgDag.cpp}::PushDownGenericExpressionInWindowFunction::visitOperator().

{ return type_; }

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size_t RexOperator::size ( ) const

inline

Definition at line 364 of file RelAlgDag.h.

References operands_.

Referenced by acceptChildren(), RexFunctionOperator::acceptChildren(), anonymous_namespace{RelAlgDag.cpp}::anonymous_namespace{RelAlgDag.cpp}::find_generic_expr_in_window_func(), anonymous_namespace{RelAlgDag.cpp}::anonymous_namespace{RelAlgDag.cpp}::is_window_function_avg(), anonymous_namespace{RelAlgDag.cpp}::PushDownGenericExpressionInWindowFunction::pushDownExpressionInWindowFunction(), RelAlgTranslator::translateAbs(), RelAlgTranslator::translateBinaryGeoFunction(), RelAlgTranslator::translateDateadd(), RelAlgTranslator::translateDatediff(), RelAlgTranslator::translateDatepart(), RelAlgTranslator::translateDatePlusMinus(), RelAlgTranslator::translateDatetime(), RelAlgTranslator::translateExtract(), RelAlgTranslator::translateFunction(), RelAlgTranslator::translateFunctionArgs(), RelAlgTranslator::translateFunctionWithGeoArg(), RelAlgTranslator::translateGeoBoundingBoxIntersectOper(), RelAlgTranslator::translateGeoComparison(), RelAlgTranslator::translateHPTLiteral(), RelAlgTranslator::translateInOper(), RelAlgTranslator::translateItem(), RelAlgTranslator::translateLength(), RelAlgTranslator::translateLike(), RelAlgTranslator::translateLikely(), RelAlgTranslator::translateMLPredict(), RelAlgTranslator::translateOper(), RelAlgTranslator::translatePCAProject(), RelAlgTranslator::translateRegexp(), RelAlgTranslator::translateSampleRatio(), RelAlgTranslator::translateSign(), RelAlgTranslator::translateTernaryGeoFunction(), RelAlgTranslator::translateUnaryGeoFunction(), RelAlgTranslator::translateUnlikely(), RelAlgTranslator::translateUoper(), RelAlgTranslator::translateWidthBucket(), RelAlgTranslator::translateWindowFunction(), RelRexDagVisitor::visit(), QueryPlanDagChecker::visit(), anonymous_namespace{QueryPhysicalInputsCollector.cpp}::RexPhysicalInputsVisitor::visitOperator(), RexVisitor< T >::visitOperator(), RexDeepCopyVisitor::visitOperator(), anonymous_namespace{RelAlgDag.cpp}::PushDownGenericExpressionInWindowFunction::visitOperator(), and RexDeepCopyVisitor::visitWindowFunctionOperator().

{ return operands_.size(); }

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virtual size_t RexOperator::toHash ( ) const

inlineoverridevirtual

Implements Rex.

Reimplemented in RexWindowFunctionOperator, and RexFunctionOperator.

Definition at line 394 of file RelAlgDag.h.

References hash_value.

{ return hash_value(*this); }

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

inlineoverridevirtual

Implements RelAlgDagNode.

Reimplemented in RexWindowFunctionOperator, and RexFunctionOperator.

Definition at line 380 of file RelAlgDag.h.

References cat(), SQLTypeInfo::get_type(), op_, operands_, to_string(), SQLTypeInfo::to_string(), type_, and typeName().

                                                                                   {
    if (!config.attributes_only) {
      auto ret = cat(::typeName(this), "(", std::to_string(op_), ", operands=");
      for (auto& operand : operands_) {
        ret += operand->toString(config) + " ";
      }
      return cat(ret, ", type=", type_.to_string(), ")");
    } else {
      return cat(
          ::typeName(this), "(", ::toString(op_), ", type=", type_.get_type(), ")");
    }
  };

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Friends And Related Function Documentation

std::size_t hash_value ( RexOperator const &  rex_op )

friend

Definition at line 3533 of file RelAlgDag.cpp.

Referenced by toHash().

                                                {
  if (rex_op.hash_) {
    return *rex_op.hash_;
  }
  rex_op.hash_ = typeid(RexOperator).hash_code();
  boost::hash_combine(*rex_op.hash_, rex_op.op_);
  boost::hash_combine(*rex_op.hash_, rex_op.operands_);
  boost::hash_combine(*rex_op.hash_, rex_op.getType().get_type_name());
  return *rex_op.hash_;
}

friend struct RelAlgDagSerializer

friend

Definition at line 403 of file RelAlgDag.h.

Member Data Documentation

SQLOps RexOperator::op_

protected

Definition at line 399 of file RelAlgDag.h.

Referenced by getDisambiguated(), getOperator(), hash_value(), and toString().

std::vector<std::unique_ptr<const RexScalar> > RexOperator::operands_

mutableprotected

Definition at line 400 of file RelAlgDag.h.

Referenced by getOperand(), getOperandAndRelease(), hash_value(), RexWindowFunctionOperator::replaceOperands(), size(), toString(), RexFunctionOperator::toString(), and RexWindowFunctionOperator::toString().

SQLTypeInfo RexOperator::type_

protected

Definition at line 401 of file RelAlgDag.h.

Referenced by getDisambiguated(), getType(), 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