RexInput Class Reference

#include <RelAlgDag.h>

Inheritance diagram for RexInput:

Collaboration diagram for RexInput:

Public Member Functions
	RexInput (const RelAlgNode *node, const unsigned in_index)
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
size_t	toHash () const override
std::unique_ptr< RexInput >	deepCopy () const
Public Member Functions inherited from RexAbstractInput
	RexAbstractInput (const unsigned in_index)
unsigned	getIndex () const
void	setIndex (const unsigned in_index) const
Public Member Functions inherited from Rex
virtual	~Rex ()

Private Attributes
const RelAlgNode *	node_

Additional Inherited Members
Protected Attributes inherited from Rex
std::optional< size_t >	hash_

Detailed Description

Definition at line 346 of file RelAlgDag.h.

Constructor & Destructor Documentation

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

inline

Definition at line 348 of file RelAlgDag.h.

Referenced by toHash().

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

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Member Function Documentation

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

inline

Definition at line 367 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 351 of file RelAlgDag.h.

References node_.

Referenced by operator==(), RelAlgTranslator::translateGeoColumn(), RelAlgTranslator::translateInput(), RelRexDagVisitor::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(), RexInputRenumber< bAllowMissing >::visitInput(), anonymous_namespace{RelLeftDeepInnerJoin.cpp}::RebindRexInputsFromLeftDeepJoin::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 358 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 356 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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size_t RexInput::toHash ( ) const

overridevirtual

Reimplemented from RexAbstractInput.

Definition at line 3261 of file RelAlgDag.cpp.

References RexAbstractInput::getIndex(), Rex::hash_, node_, RexInput(), and RelAlgNode::toHash().

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

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

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

overridevirtual

Reimplemented from RexAbstractInput.

Definition at line 3246 of file RelAlgDag.cpp.

References cat(), RelScan::getFieldName(), RelAlgNode::getId(), RelAlgNode::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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Member Data Documentation

const RelAlgNode* RexInput::node_

mutableprivate

Definition at line 372 of file RelAlgDag.h.

Referenced by deepCopy(), getSourceNode(), setSourceNode(), toHash(), 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