RexInput Class Reference

#include <RelAlgDag.h>

Inheritance diagram for RexInput:

Collaboration diagram for RexInput:

Public Member Functions
	RexInput ()
	RexInput (const RelAlgNode *node, const unsigned in_index)
virtual void	acceptChildren (Visitor &v) const override
virtual void	accept (Visitor &v, std::string name) const override
const RelAlgNode *	getSourceNode () const
void	setSourceNode (const RelAlgNode *node) const
bool	operator== (const RexInput &that) const
std::string	toString (RelRexToStringConfig config=RelRexToStringConfig::defaults()) const override
std::unique_ptr< RexInput >	deepCopy () const
virtual size_t	toHash () const override
Public Member Functions inherited from RexAbstractInput
	RexAbstractInput ()
	RexAbstractInput (const unsigned in_index)
unsigned	getIndex () const
void	setIndex (const unsigned in_index) const
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

Private Attributes
const RelAlgNode *	node_

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

Additional Inherited Members
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_

Detailed Description

Definition at line 1037 of file RelAlgDag.h.

Constructor & Destructor Documentation

RexInput::RexInput ( )

inline

Definition at line 1040 of file RelAlgDag.h.

: node_{nullptr} {}

RexInput::RexInput ( const RelAlgNode *  node, const unsigned  in_index  )

inline

Definition at line 1042 of file RelAlgDag.h.

      : RexAbstractInput(in_index), node_(node) {}

Member Function Documentation

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

inlineoverridevirtual

Reimplemented from RexAbstractInput.

Definition at line 1050 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 RexInput::acceptChildren ( Visitor &  v ) const

inlineoverridevirtual

Reimplemented from RexAbstractInput.

Definition at line 1045 of file RelAlgDag.h.

References RelAlgDagNode::accept(), and getSourceNode().

Referenced by accept().

                                                         {
    if (getSourceNode()) {
      getSourceNode()->accept(v, "source");
    }
  }

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std::unique_ptr<RexInput> RexInput::deepCopy ( ) const

inline

Definition at line 1070 of file RelAlgDag.h.

References RexAbstractInput::getIndex(), and node_.

Referenced by anonymous_namespace{RelAlgOptimizer.cpp}::RexProjectInputRedirector::visitInput(), RexDeepCopyVisitor::visitInput(), RexInputRenumber< bAllowMissing >::visitInput(), and anonymous_namespace{RelAlgOptimizer.cpp}::RexInputRenumberVisitor::visitInput().

                                           {
    return std::make_unique<RexInput>(node_, getIndex());
  }

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const RelAlgNode* RexInput::getSourceNode ( ) const

inline

Definition at line 1056 of file RelAlgDag.h.

References node_.

Referenced by acceptChildren(), operator==(), RelAlgTranslator::translateGeoColumn(), RelAlgTranslator::translateInput(), RelRexDagVisitor::visit(), RelAlgDagViewer::visit(), anonymous_namespace{RelAlgOptimizer.cpp}::RexProjectInputRedirector::visitInput(), anonymous_namespace{QueryPhysicalInputsCollector.cpp}::RexPhysicalInputsVisitor::visitInput(), anonymous_namespace{RelAlgOptimizer.cpp}::RexRebindInputsVisitor::visitInput(), anonymous_namespace{RelAlgDag.cpp}::RexRebindInputsVisitor::visitInput(), anonymous_namespace{RelLeftDeepInnerJoin.cpp}::RebindRexInputsFromLeftDeepJoin::visitInput(), RexInputRenumber< bAllowMissing >::visitInput(), anonymous_namespace{RelAlgOptimizer.cpp}::RexInputCollector::visitInput(), anonymous_namespace{RelAlgOptimizer.cpp}::RexInputRenumberVisitor::visitInput(), anonymous_namespace{RelAlgOptimizer.cpp}::RexInputSinker::visitInput(), anonymous_namespace{RelAlgExecutor.cpp}::RexUsedInputsVisitor::visitInput(), and anonymous_namespace{RelAlgOptimizer.cpp}::RexInputRedirector::visitInput().

{ return node_; }

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bool RexInput::operator== ( const RexInput &  that ) const

inline

Definition at line 1063 of file RelAlgDag.h.

References RexAbstractInput::getIndex(), and getSourceNode().

                                              {
    return getSourceNode() == that.getSourceNode() && getIndex() == that.getIndex();
  }

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void RexInput::setSourceNode ( const RelAlgNode *  node ) const

inline

Definition at line 1061 of file RelAlgDag.h.

References node_.

Referenced by RelLogicalUnion::copyAndRedirectSource(), anonymous_namespace{RelAlgOptimizer.cpp}::RexRebindInputsVisitor::visitInput(), anonymous_namespace{RelAlgDag.cpp}::RexRebindInputsVisitor::visitInput(), and anonymous_namespace{RelLeftDeepInnerJoin.cpp}::RebindRexInputsFromLeftDeepJoin::visitInput().

{ node_ = node; }

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virtual size_t RexInput::toHash ( ) const

inlineoverridevirtual

Reimplemented from RexAbstractInput.

Definition at line 1074 of file RelAlgDag.h.

References hash_value.

Referenced by std::hash< RexInput >::operator()(), and anonymous_namespace{RelAlgDag.cpp}::PushDownGenericExpressionInWindowFunction::visitInput().

{ return hash_value(*this); }

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

overridevirtual

Reimplemented from RexAbstractInput.

Definition at line 3496 of file RelAlgDag.cpp.

References cat(), RelScan::getFieldName(), RelAlgNode::getId(), RelAlgDagNode::getIdInPlanTree(), RexAbstractInput::getIndex(), node_, RelRexToStringConfig::skip_input_nodes, to_string(), RelAlgNode::toString(), and typeName().

                                                              {
  const auto scan_node = dynamic_cast<const RelScan*>(node_);
  if (scan_node) {
    auto field_name = scan_node->getFieldName(getIndex());
    auto table_name = scan_node->getTableDescriptor()->tableName;
    return ::typeName(this) + "(" + table_name + "." + field_name + ")";
  }
  auto node_id_in_plan = node_->getIdInPlanTree();
  auto node_id_str =
      node_id_in_plan ? std::to_string(*node_id_in_plan) : std::to_string(node_->getId());
  auto node_str = config.skip_input_nodes ? "(input_node_id=" + node_id_str
                                          : "(input_node=" + node_->toString(config);
  return cat(::typeName(this), node_str, ", in_index=", std::to_string(getIndex()), ")");
}

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Friends And Related Function Documentation

std::size_t hash_value ( RexInput const &  rex_input )

friend

Definition at line 3681 of file RelAlgDag.cpp.

Referenced by toHash().

                                                {
  if (rex_input.hash_) {
    return *rex_input.hash_;
  }
  rex_input.hash_ = typeid(RexInput).hash_code();
  boost::hash_combine(*rex_input.hash_, rex_input.node_);
  boost::hash_combine(*rex_input.hash_, rex_input.getIndex());
  return *rex_input.hash_;
}

friend struct RelAlgDagSerializer

friend

Definition at line 1081 of file RelAlgDag.h.

Member Data Documentation

const RelAlgNode* RexInput::node_

mutableprivate

Definition at line 1079 of file RelAlgDag.h.

Referenced by deepCopy(), getSourceNode(), hash_value(), setSourceNode(), and toString().

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

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