RelLogicalValues Class Reference

#include <RelAlgDag.h>

Inheritance diagram for RelLogicalValues:

Collaboration diagram for RelLogicalValues:

Public Types
using	RowValues = std::vector< std::unique_ptr< const RexScalar >>

Public Member Functions
	RelLogicalValues ()=default
	RelLogicalValues (const std::vector< TargetMetaInfo > &tuple_type, std::vector< RowValues > &values)
	RelLogicalValues (RelLogicalValues const &)
virtual void	acceptChildren (Visitor &v) const override
virtual void	accept (Visitor &v, std::string name) const override
const std::vector< TargetMetaInfo >	getTupleType () const
std::string	toString (RelRexToStringConfig config=RelRexToStringConfig::defaults()) const override
std::string	getFieldName (const size_t col_idx) const
const RexScalar *	getValueAt (const size_t row_idx, const size_t col_idx) const
size_t	getRowsSize () const
size_t	getNumRows () const
size_t	size () const override
bool	hasRows () const
std::shared_ptr< RelAlgNode >	deepCopy () const override
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
std::vector< TargetMetaInfo >	tuple_type_
std::vector< RowValues >	values_

Friends
struct	RelAlgDagSerializer
std::size_t	hash_value (RelLogicalValues 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 2654 of file RelAlgDag.h.

Member Typedef Documentation

using RelLogicalValues::RowValues = std::vector<std::unique_ptr<const RexScalar>>

Definition at line 2656 of file RelAlgDag.h.

Constructor & Destructor Documentation

RelLogicalValues::RelLogicalValues ( )

default

RelLogicalValues::RelLogicalValues ( const std::vector< TargetMetaInfo > &  tuple_type, std::vector< RowValues > &  values  )

inline

Definition at line 2661 of file RelAlgDag.h.

      : tuple_type_(tuple_type), values_(std::move(values)) {}

RelLogicalValues::RelLogicalValues

(

RelLogicalValues const &

rhs

)

Definition at line 574 of file RelAlgDag.cpp.

    : RelAlgNode(rhs)
    , tuple_type_(rhs.tuple_type_)
    , values_(RexDeepCopyVisitor::copy(rhs.values_)) {}

Member Function Documentation

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

inlineoverridevirtual

Implements RelAlgDagNode.

Definition at line 2681 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 RelLogicalValues::acceptChildren ( Visitor &  v ) const

inlineoverridevirtual

Implements RelAlgDagNode.

Definition at line 2667 of file RelAlgDag.h.

References RelAlgDagNode::accept(), RelAlgNode::getInputs(), getNumRows(), getRowsSize(), getValueAt(), and anonymous_namespace{Utm.h}::n.

Referenced by accept().

                                                         {
    for (size_t row_idx = 0; row_idx < getNumRows(); ++row_idx) {
      for (size_t col_idx = 0; col_idx < getRowsSize(); ++col_idx) {
        if (getValueAt(row_idx, col_idx)) {
          getValueAt(row_idx, col_idx)->accept(v, "value");
        }
      }
    }
    for (auto& n : getInputs()) {
      if (n) {
        n->accept(v, "input");
      }
    }
  }

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

inlineoverridevirtual

Implements RelAlgNode.

Definition at line 2726 of file RelAlgDag.h.

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

std::string RelLogicalValues::getFieldName ( const size_t  col_idx ) const

inline

Definition at line 2700 of file RelAlgDag.h.

References CHECK_LT, size(), and tuple_type_.

                                                     {
    CHECK_LT(col_idx, size());
    return tuple_type_[col_idx].get_resname();
  }

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size_t RelLogicalValues::getNumRows ( ) const

inline

Definition at line 2720 of file RelAlgDag.h.

References values_.

Referenced by acceptChildren(), ResultSetLogicalValuesBuilder::build(), RelAlgExecutor::executeLogicalValues(), and RelRexDagVisitor::visit().

{ return values_.size(); }

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size_t RelLogicalValues::getRowsSize ( ) const

inline

Definition at line 2712 of file RelAlgDag.h.

References values_.

Referenced by acceptChildren(), ResultSetLogicalValuesBuilder::build(), and RelRexDagVisitor::visit().

                             {
    if (values_.empty()) {
      return 0;
    } else {
      return values_.front().size();
    }
  }

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const std::vector<TargetMetaInfo> RelLogicalValues::getTupleType ( ) const

inline

Definition at line 2687 of file RelAlgDag.h.

References tuple_type_.

Referenced by RelAlgExecutor::executeLogicalValues().

{ return tuple_type_; }

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const RexScalar* RelLogicalValues::getValueAt ( const size_t  row_idx, const size_t  col_idx  ) const

inline

Definition at line 2705 of file RelAlgDag.h.

References CHECK_LT, and values_.

Referenced by acceptChildren(), ResultSetLogicalValuesBuilder::build(), and RelRexDagVisitor::visit().

                                                                                {
    CHECK_LT(row_idx, values_.size());
    const auto& row = values_[row_idx];
    CHECK_LT(col_idx, row.size());
    return row[col_idx].get();
  }

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bool RelLogicalValues::hasRows ( ) const

inline

Definition at line 2724 of file RelAlgDag.h.

References values_.

Referenced by ResultSetLogicalValuesBuilder::build().

{ return !values_.empty(); }

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size_t RelLogicalValues::size ( ) const

inlineoverridevirtual

Implements RelAlgNode.

Definition at line 2722 of file RelAlgDag.h.

References tuple_type_.

Referenced by ResultSetLogicalValuesBuilder::build(), and getFieldName().

{ return tuple_type_.size(); }

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virtual size_t RelLogicalValues::toHash ( ) const

inlineoverridevirtual

Implements RelAlgNode.

Definition at line 2730 of file RelAlgDag.h.

References hash_value.

{ return hash_value(*this); }

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

inlineoverridevirtual

Implements RelAlgNode.

Definition at line 2689 of file RelAlgDag.h.

References tuple_type_, and typeName().

                                                                                   {
    std::string ret = ::typeName(this) + "(";
    for (const auto& target_meta_info : tuple_type_) {
      ret += "(" + target_meta_info.get_resname() + " " +
             target_meta_info.get_type_info().get_type_name() + ")";
    }
    ret += ")";
    return ret;
  }

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Friends And Related Function Documentation

std::size_t hash_value ( RelLogicalValues const &  rel_lv )

friend

Definition at line 3809 of file RelAlgDag.cpp.

Referenced by toHash().

                                                     {
  if (rel_lv.hash_) {
    return *rel_lv.hash_;
  }
  rel_lv.hash_ = typeid(RelLogicalValues).hash_code();
  for (auto& target_meta_info : rel_lv.tuple_type_) {
    boost::hash_combine(*rel_lv.hash_, target_meta_info.get_resname());
    boost::hash_combine(*rel_lv.hash_, target_meta_info.get_type_info().get_type_name());
  }
  return *rel_lv.hash_;
}

friend struct RelAlgDagSerializer

friend

Definition at line 2738 of file RelAlgDag.h.

Member Data Documentation

std::vector<TargetMetaInfo> RelLogicalValues::tuple_type_

private

Definition at line 2735 of file RelAlgDag.h.

Referenced by getFieldName(), getTupleType(), hash_value(), size(), and toString().

std::vector<RowValues> RelLogicalValues::values_

private

Definition at line 2736 of file RelAlgDag.h.

Referenced by getNumRows(), getRowsSize(), getValueAt(), and hasRows().

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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