#include <RelAlgDag.h>

Inheritance diagram for RelAggregate:

Collaboration diagram for RelAggregate:

Public Member Functions
	RelAggregate ()

	RelAggregate (const size_t groupby_count, std::vector< std::unique_ptr< const RexAgg >> &agg_exprs, const std::vector< std::string > &fields, std::shared_ptr< const RelAlgNode > input)

	RelAggregate (RelAggregate const &)

virtual void	acceptChildren (Visitor &v) const override

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

size_t	size () const override

const size_t	getGroupByCount () const

const size_t	getAggExprsCount () const

const std::vector< std::string > &	getFields () const

void	setFields (std::vector< std::string > &&new_fields)

const std::string	getFieldName (const size_t i) const

std::vector< const RexAgg * >	getAggregatesAndRelease ()

std::vector< std::unique_ptr < const RexAgg > >	getAggExprsAndRelease ()

const std::vector < std::unique_ptr< const RexAgg > > &	getAggExprs () const

void	setAggExprs (std::vector< std::unique_ptr< const RexAgg >> &agg_exprs)

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

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

void	addHint (const ExplainedQueryHint &hint_explained)

const bool	hasHintEnabled (QueryHint candidate_hint) const

const ExplainedQueryHint &	getHintInfo (QueryHint hint) const

bool	hasDeliveredHint ()

Hints *	getDeliveredHints ()

virtual size_t	toHash () const override

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

virtual	~RelAlgNode ()

void	resetQueryExecutionState ()

void	setContextData (const RaExecutionDesc *context_data) const

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

void	setQueryPlanDag (const std::string &extracted_query_plan_dag) const

std::string	getQueryPlanDag () const

size_t	getQueryPlanDagHash () const

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

unsigned	getId () const

bool	hasContextData () const

const RaExecutionDesc *	getContextData () const

const size_t	inputCount () const

const RelAlgNode *	getInput (const size_t idx) const

const std::vector< RelAlgNode const * >	getInputs () 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

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

void	setRelNodeDagId (const size_t id) const

size_t	getRelNodeDagId () const

bool	isNop () const

void	markAsNop ()

void	clearContextData () const

Public Member Functions inherited from RelAlgDagNode
	RelAlgDagNode ()

virtual size_t	getStepNumber () const

virtual void	setStepNumber (size_t step) const

std::optional< size_t >	getIdInPlanTree () const

void	setIdInPlanTree (size_t id) const

Private Attributes
size_t	groupby_count_

std::vector< std::unique_ptr < const RexAgg > >	agg_exprs_

std::vector< std::string >	fields_

bool	hint_applied_

std::unique_ptr< Hints >	hints_

Friends
struct	RelAlgDagSerializer

std::size_t	hash_value (RelAggregate const &)

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

Protected Attributes inherited from RelAlgNode
RelAlgInputs	inputs_

unsigned	id_

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 1468 of file RelAlgDag.h.

Constructor & Destructor Documentation

RelAggregate::RelAggregate ( )

inline

Definition at line 1471 of file RelAlgDag.h.

1471 : groupby_count_{0}, hint_applied_{false} {}

RelAggregate::groupby_count_

size_t groupby_count_

Definition: RelAlgDag.h:1606

RelAggregate::hint_applied_

bool hint_applied_

Definition: RelAlgDag.h:1609

RelAggregate::RelAggregate	(	const size_t	groupby_count,
		std::vector< std::unique_ptr< const RexAgg >> &	agg_exprs,
		const std::vector< std::string > &	fields,
		std::shared_ptr< const RelAlgNode >	input
	)

inline

Definition at line 1474 of file RelAlgDag.h.

References RelAlgNode::inputs_.

       : groupby_count_(groupby_count)
       , agg_exprs_(std::move(agg_exprs))
       , fields_(fields)
       , hint_applied_(false)
       , hints_(std::make_unique<Hints>()) {
     inputs_.push_back(input);
   }

RelAggregate::RelAggregate ( RelAggregate const & rhs )

Definition at line 584 of file RelAlgDag.cpp.

References addHint(), agg_exprs_, hint_applied_, and hints_.

     : RelAlgNode(rhs)
     , groupby_count_(rhs.groupby_count_)
     , fields_(rhs.fields_)
     , hint_applied_(false)
     , hints_(std::make_unique<Hints>()) {
   agg_exprs_.reserve(rhs.agg_exprs_.size());
   for (auto const& agg : rhs.agg_exprs_) {
     agg_exprs_.push_back(agg->deepCopy());
   }
   if (rhs.hint_applied_) {
     for (auto const& kv : *rhs.hints_) {
       addHint(kv.second);
     }
   }
 }

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Member Function Documentation

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

inlineoverridevirtual

Implements RelAlgDagNode.

Definition at line 1500 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 RelAggregate::acceptChildren ( Visitor & v ) const

inlineoverridevirtual

Implements RelAlgDagNode.

Definition at line 1488 of file RelAlgDag.h.

References getAggExprs(), RelAlgNode::getInputs(), and anonymous_namespace{Utm.h}::n.

Referenced by accept().

                                                          {
     for (auto const& n : getAggExprs()) {
       if (n) {
         n.get()->accept(v, "aggregate");
       }
     }
     for (auto& n : getInputs()) {
       if (n) {
         n->accept(v, "input");
       }
     }
   }

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void RelAggregate::addHint ( const ExplainedQueryHint & hint_explained )

inline

Definition at line 1576 of file RelAlgDag.h.

References ExplainedQueryHint::getHint(), hint_applied_, and hints_.

Referenced by RelAggregate().

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

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

inlineoverridevirtual

Implements RelAlgNode.

Definition at line 1572 of file RelAlgDag.h.

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

const std::vector<std::unique_ptr<const RexAgg> >& RelAggregate::getAggExprs ( ) const

inline

Definition at line 1531 of file RelAlgDag.h.

References agg_exprs_.

Referenced by acceptChildren(), anonymous_namespace{RelAlgExecutor.cpp}::get_used_inputs(), and anonymous_namespace{RelAlgExecutor.cpp}::translate_targets().

                                                                     {
     return agg_exprs_;
   }

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std::vector<std::unique_ptr<const RexAgg> > RelAggregate::getAggExprsAndRelease ( )

inline

Definition at line 1527 of file RelAlgDag.h.

References agg_exprs_.

                                                                  {
     return std::move(agg_exprs_);
   }

const size_t RelAggregate::getAggExprsCount ( ) const

inline

Definition at line 1510 of file RelAlgDag.h.

References agg_exprs_.

1510 { return agg_exprs_.size(); }

RelAggregate::agg_exprs_

std::vector< std::unique_ptr< const RexAgg > > agg_exprs_

Definition: RelAlgDag.h:1607

std::vector<const RexAgg*> RelAggregate::getAggregatesAndRelease ( )

inline

Definition at line 1519 of file RelAlgDag.h.

References agg_exprs_, and run_benchmark_import::result.

                                                      {
     std::vector<const RexAgg*> result;
     for (auto& agg_expr : agg_exprs_) {
       result.push_back(agg_expr.release());
     }
     return result;
   }

Hints* RelAggregate::getDeliveredHints ( )

inline

Definition at line 1599 of file RelAlgDag.h.

References hints_.

Referenced by anonymous_namespace{RelAlgDag.cpp}::handle_query_hint().

1599 { return hints_.get(); }

RelAggregate::hints_

std::unique_ptr< Hints > hints_

Definition: RelAlgDag.h:1610

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const std::string RelAggregate::getFieldName ( const size_t i ) const

inline

Definition at line 1517 of file RelAlgDag.h.

References fields_.

1517 { return fields_[i]; }

RelAggregate::fields_

std::vector< std::string > fields_

Definition: RelAlgDag.h:1608

const std::vector<std::string>& RelAggregate::getFields ( ) const

inline

Definition at line 1512 of file RelAlgDag.h.

References fields_.

1512 { return fields_; }

RelAggregate::fields_

std::vector< std::string > fields_

Definition: RelAlgDag.h:1608

const size_t RelAggregate::getGroupByCount ( ) const

inline

Definition at line 1508 of file RelAlgDag.h.

References groupby_count_.

Referenced by anonymous_namespace{RelAlgDag.cpp}::add_window_function_pre_project(), anonymous_namespace{RelAlgExecutor.cpp}::get_used_inputs(), and anonymous_namespace{RelAlgExecutor.cpp}::translate_groupby_exprs().

1508 { return groupby_count_; }

RelAggregate::groupby_count_

size_t groupby_count_

Definition: RelAlgDag.h:1606

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const ExplainedQueryHint& RelAggregate::getHintInfo ( QueryHint hint ) const

inline

Definition at line 1590 of file RelAlgDag.h.

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

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

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bool RelAggregate::hasDeliveredHint ( )

inline

Definition at line 1597 of file RelAlgDag.h.

References hints_.

1597 { return !hints_->empty(); }

RelAggregate::hints_

std::unique_ptr< Hints > hints_

Definition: RelAlgDag.h:1610

const bool RelAggregate::hasHintEnabled ( QueryHint candidate_hint ) const

inline

Definition at line 1583 of file RelAlgDag.h.

References hint_applied_, and hints_.

Referenced by getHintInfo().

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

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void RelAggregate::setAggExprs ( std::vector< std::unique_ptr< const RexAgg >> & agg_exprs )

inline

Definition at line 1535 of file RelAlgDag.h.

References agg_exprs_.

                                                                       {
     agg_exprs_ = std::move(agg_exprs);
   }

void RelAggregate::setFields ( std::vector< std::string > && new_fields )

inline

Definition at line 1513 of file RelAlgDag.h.

References fields_.

                                                     {
     fields_ = std::move(new_fields);
   }

size_t RelAggregate::size ( ) const

inlineoverridevirtual

Implements RelAlgNode.

Definition at line 1506 of file RelAlgDag.h.

References agg_exprs_, and groupby_count_.

1506 { return groupby_count_ + agg_exprs_.size(); }

RelAggregate::groupby_count_

size_t groupby_count_

Definition: RelAlgDag.h:1606

RelAggregate::agg_exprs_

std::vector< std::unique_ptr< const RexAgg > > agg_exprs_

Definition: RelAlgDag.h:1607

virtual size_t RelAggregate::toHash ( ) const

inlineoverridevirtual

Implements RelAlgNode.

Definition at line 1601 of file RelAlgDag.h.

References hash_value.

1601 { return hash_value(*this); }

RelAggregate::hash_value

friend std::size_t hash_value(RelAggregate const &)

Definition: RelAlgDag.cpp:3690

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

inlineoverridevirtual

Implements RelAlgNode.

Definition at line 1539 of file RelAlgDag.h.

References agg_exprs_, cat(), fields_, groupby_count_, RelAlgNode::inputs_, to_string(), and typeName().

                                                                                    {
     if (!config.attributes_only) {
       auto ret = cat(::typeName(this),
                      "(",
                      std::to_string(groupby_count_),
                      ", agg_exprs=",
                      ::toString(agg_exprs_),
                      ", fields=",
                      ::toString(fields_));
       if (!config.skip_input_nodes) {
         ret += ::toString(inputs_);
       } else {
         ret += ", input node id={";
         for (auto& input : inputs_) {
           auto node_id_in_plan = input->getIdInPlanTree();
           auto node_id_str = node_id_in_plan ? std::to_string(*node_id_in_plan)
                                              : std::to_string(input->getId());
           ret += node_id_str + " ";
         }
         ret += "}";
       }
       return cat(ret, ")");
     } else {
       return cat(::typeName(this),
                  "(",
                  std::to_string(groupby_count_),
                  ", fields=",
                  ::toString(fields_),
                  ")");
     }
   }

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Friends And Related Function Documentation

std::size_t hash_value ( RelAggregate const & rel_agg )

friend

Definition at line 3690 of file RelAlgDag.cpp.

Referenced by toHash().

                                                   {
   if (rel_agg.hash_) {
     return *rel_agg.hash_;
   }
   rel_agg.hash_ = typeid(RelAggregate).hash_code();
   boost::hash_combine(*rel_agg.hash_, rel_agg.groupby_count_);
   boost::hash_combine(*rel_agg.hash_, rel_agg.agg_exprs_);
   boost::hash_combine(*rel_agg.hash_, rel_agg.fields_);
   boost::hash_combine(*rel_agg.hash_, rel_agg.inputs_);
   return *rel_agg.hash_;
 }