#include <RelAlgDagBuilder.h>

Inheritance diagram for RelJoin:

Collaboration diagram for RelJoin:

Public Member Functions
	RelJoin (std::shared_ptr< const RelAlgNode > lhs, std::shared_ptr< const RelAlgNode > rhs, std::unique_ptr< const RexScalar > &condition, const JoinType join_type)

	RelJoin (RelJoin const &)

JoinType	getJoinType () const

const RexScalar *	getCondition () const

const RexScalar *	getAndReleaseCondition () const

void	setCondition (std::unique_ptr< const RexScalar > &condition)

void	replaceInput (std::shared_ptr< const RelAlgNode > old_input, std::shared_ptr< const RelAlgNode > input) override

std::string	toString () const override

size_t	size () const override

std::shared_ptr< RelAlgNode >	deepCopy () const override

void	addHint (const HintExplained &hint_explained)

const bool	hasHintEnabled (const std::string &candidate_hint_name) const

const HintExplained &	getHintInfo (const std::string &hint_name) const

Public Member Functions inherited from RelAlgNode
	RelAlgNode (RelAlgInputs inputs={})

virtual	~RelAlgNode ()

void	resetQueryExecutionState ()

void	setContextData (const void *context_data) const

void	setOutputMetainfo (const std::vector< TargetMetaInfo > &targets_metainfo) const

const std::vector < TargetMetaInfo > &	getOutputMetainfo () const

unsigned	getId () const

bool	hasContextData () const

const void *	getContextData () const

const size_t	inputCount () const

const RelAlgNode *	getInput (const size_t idx) const

std::shared_ptr< const RelAlgNode >	getAndOwnInput (const size_t idx) const

void	addManagedInput (std::shared_ptr< const RelAlgNode > input)

bool	hasInput (const RelAlgNode *needle) const

bool	isNop () const

void	markAsNop ()

void	clearContextData () const

Private Attributes
std::unique_ptr< const RexScalar >	condition_

const JoinType	join_type_

bool	hint_applied_

std::unique_ptr< Hints >	hints_

Additional Inherited Members
Static Public Member Functions inherited from RelAlgNode
static void	resetRelAlgFirstId () noexcept

Protected Attributes inherited from RelAlgNode
RelAlgInputs	inputs_

const unsigned	id_

Detailed Description

Definition at line 1123 of file RelAlgDagBuilder.h.

Constructor & Destructor Documentation

RelJoin::RelJoin	(	std::shared_ptr< const RelAlgNode >	lhs,
		std::shared_ptr< const RelAlgNode >	rhs,
		std::unique_ptr< const RexScalar > &	condition,
		const JoinType	join_type
	)

inline

Definition at line 1125 of file RelAlgDagBuilder.h.

References RelAlgNode::inputs_.

       : condition_(std::move(condition))
       , join_type_(join_type)
       , hint_applied_(false)
       , hints_(std::make_unique<Hints>()) {
     inputs_.push_back(lhs);
     inputs_.push_back(rhs);
   }

RelJoin::RelJoin ( RelJoin const & rhs )

Definition at line 381 of file RelAlgDagBuilder.cpp.

References addHint(), condition_, hint_applied_, hints_, and RexVisitorBase< T >::visit().

     : RelAlgNode(rhs)
     , join_type_(rhs.join_type_)
     , hint_applied_(false)
     , hints_(std::make_unique<Hints>()) {
   RexDeepCopyVisitor copier;
   condition_ = copier.visit(rhs.condition_.get());
   if (rhs.hint_applied_) {
     for (auto const& kv : *rhs.hints_) {
       addHint(kv.second);
     }
   }
 }

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Member Function Documentation

void RelJoin::addHint ( const HintExplained & hint_explained )

inline

Definition at line 1169 of file RelAlgDagBuilder.h.

References HintExplained::getHintName(), hint_applied_, and hints_.

Referenced by RelJoin().

                                                     {
     if (!hint_applied_) {
       hint_applied_ = true;
     }
     hints_->emplace(hint_explained.getHintName(), hint_explained);
   }

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std::shared_ptr<RelAlgNode> RelJoin::deepCopy ( ) const

inlineoverridevirtual

Implements RelAlgNode.

Definition at line 1165 of file RelAlgDagBuilder.h.

                                                       {
     return std::make_shared<RelJoin>(*this);
   }

const RexScalar* RelJoin::getAndReleaseCondition ( ) const

inline

Definition at line 1143 of file RelAlgDagBuilder.h.

References condition_.

1143 { return condition_.release(); }

RelJoin::condition_

std::unique_ptr< const RexScalar > condition_

Definition: RelAlgDagBuilder.h:1191

const RexScalar* RelJoin::getCondition ( ) const

inline

Definition at line 1141 of file RelAlgDagBuilder.h.

References condition_.

Referenced by RelRexDagVisitor::visit(), and anonymous_namespace{QueryPhysicalInputsCollector.cpp}::RelAlgPhysicalInputsVisitor::visitJoin().

1141 { return condition_.get(); }

RelJoin::condition_

std::unique_ptr< const RexScalar > condition_

Definition: RelAlgDagBuilder.h:1191

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const HintExplained& RelJoin::getHintInfo ( const std::string & hint_name ) const

inline

Definition at line 1183 of file RelAlgDagBuilder.h.

References CHECK, hasHintEnabled(), hint_applied_, and hints_.

                                                                      {
     CHECK(hint_applied_);
     CHECK(!hints_->empty());
     CHECK(hasHintEnabled(hint_name));
     return hints_->at(hint_name);
   }

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JoinType RelJoin::getJoinType ( ) const

inline

Definition at line 1139 of file RelAlgDagBuilder.h.

References join_type_.

1139 { return join_type_; }

RelJoin::join_type_

const JoinType join_type_

Definition: RelAlgDagBuilder.h:1192

const bool RelJoin::hasHintEnabled ( const std::string & candidate_hint_name ) const

inline

Definition at line 1176 of file RelAlgDagBuilder.h.

References hint_applied_, and hints_.

Referenced by getHintInfo().

                                                                         {
     if (hint_applied_ && !hints_->empty()) {
       return hints_->find(candidate_hint_name) != hints_->end();
     }
     return false;
   }

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void RelJoin::replaceInput	(	std::shared_ptr< const RelAlgNode >	old_input,
		std::shared_ptr< const RelAlgNode >	input
	)

overridevirtual

Reimplemented from RelAlgNode.

Definition at line 309 of file RelAlgDagBuilder.cpp.

References condition_, and RelAlgNode::replaceInput().

Referenced by create_left_deep_join().

                                                                   {
   RelAlgNode::replaceInput(old_input, input);
   RexRebindInputsVisitor rebind_inputs(old_input.get(), input.get());
   if (condition_) {
     rebind_inputs.visit(condition_.get());
   }
 }

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void RelJoin::setCondition ( std::unique_ptr< const RexScalar > & condition )

inline

Definition at line 1145 of file RelAlgDagBuilder.h.

References CHECK, and condition_.

                                                                {
     CHECK(condition);
     condition_ = std::move(condition);
   }

size_t RelJoin::size ( ) const

inlineoverridevirtual

Implements RelAlgNode.

Definition at line 1163 of file RelAlgDagBuilder.h.

References RelAlgNode::inputs_.

1163 { return inputs_[0]->size() + inputs_[1]->size(); }

RelAlgNode::inputs_

RelAlgInputs inputs_

Definition: RelAlgDagBuilder.h:785

std::string RelJoin::toString ( ) const

inlineoverridevirtual

Implements RelAlgNode.

Definition at line 1153 of file RelAlgDagBuilder.h.

References cat(), condition_, RelAlgNode::inputs_, join_type_, and to_string().

                                       {
     return cat(::typeName(this),
                "(",
                ::toString(inputs_),
                ", condition=",
                (condition_ ? condition_->toString() : "null"),
                ", join_type=",
                std::to_string(static_cast<int>(join_type_)));
   }

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Member Data Documentation

std::unique_ptr<const RexScalar> RelJoin::condition_

mutableprivate

Definition at line 1191 of file RelAlgDagBuilder.h.

Referenced by getAndReleaseCondition(), getCondition(), RelJoin(), replaceInput(), setCondition(), and toString().

bool RelJoin::hint_applied_

private

Definition at line 1193 of file RelAlgDagBuilder.h.

Referenced by addHint(), getHintInfo(), hasHintEnabled(), and RelJoin().

std::unique_ptr<Hints> RelJoin::hints_

private

Definition at line 1194 of file RelAlgDagBuilder.h.

Referenced by addHint(), getHintInfo(), hasHintEnabled(), and RelJoin().

const JoinType RelJoin::join_type_

private

Definition at line 1192 of file RelAlgDagBuilder.h.

Referenced by getJoinType(), and toString().

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

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

Public Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation