Fragmenter_Namespace::TableInfo Class Reference

#include <Fragmenter.h>

Public Member Functions
	TableInfo ()
size_t	getNumTuples () const
size_t	getNumTuplesUpperBound () const
size_t	getPhysicalNumTuples () const
void	setPhysicalNumTuples (const size_t physNumTuples)
size_t	getFragmentNumTuplesUpperBound () const

Public Attributes
std::vector< int >	chunkKeyPrefix
std::vector< FragmentInfo >	fragments

Private Attributes
size_t	numTuples

Detailed Description

Definition at line 146 of file Fragmenter.h.

Constructor & Destructor Documentation

TableInfo()

Fragmenter_Namespace::TableInfo::TableInfo ( )

inline

Definition at line 148 of file Fragmenter.h.

: numTuples(0) {}

Member Function Documentation

getFragmentNumTuplesUpperBound()

size_t Fragmenter_Namespace::TableInfo::getFragmentNumTuplesUpperBound

(

)

const

Definition at line 304 of file InputMetadata.cpp.

                                                                           {
  if (!fragments.empty() && fragments.front().resultSet) {
    return fragments.front().resultSet->entryCount();
  }
  size_t fragment_num_tupples_upper_bound = 0;
  for (const auto& fragment : fragments) {
    fragment_num_tupples_upper_bound =
        std::max(fragment.getNumTuples(), fragment_num_tupples_upper_bound);
  }
  return fragment_num_tupples_upper_bound;
}

getNumTuples()

size_t Fragmenter_Namespace::TableInfo::getNumTuples

(

)

const

Definition at line 290 of file InputMetadata.cpp.

Referenced by PerfectJoinHashTable::genHashTableKey().

                                                         {
  if (!fragments.empty() && fragments.front().resultSet) {
    return fragments.front().getNumTuples();
  }
  return numTuples;
}

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getNumTuplesUpperBound()

size_t Fragmenter_Namespace::TableInfo::getNumTuplesUpperBound

(

)

const

Definition at line 297 of file InputMetadata.cpp.

Referenced by OverlapsJoinHashTable::getInstance(), and BaselineJoinHashTable::reifyWithLayout().

                                                                   {
  if (!fragments.empty() && fragments.front().resultSet) {
    return fragments.front().resultSet->entryCount();
  }
  return numTuples;
}

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getPhysicalNumTuples()

size_t Fragmenter_Namespace::TableInfo::getPhysicalNumTuples ( ) const

inline

Definition at line 154 of file Fragmenter.h.

Referenced by anonymous_namespace{InputMetadata.cpp}::copy_table_info(), and Fragmenter_Namespace::InsertOrderFragmenter::getFragmentsForQuery().

{ return numTuples; }

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setPhysicalNumTuples()

void Fragmenter_Namespace::TableInfo::setPhysicalNumTuples ( const size_t  physNumTuples )

inline

Definition at line 156 of file Fragmenter.h.

Referenced by anonymous_namespace{InputMetadata.cpp}::build_table_info(), anonymous_namespace{InputMetadata.cpp}::copy_table_info(), and Fragmenter_Namespace::InsertOrderFragmenter::getFragmentsForQuery().

{ numTuples = physNumTuples; }

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Member Data Documentation

chunkKeyPrefix

std::vector<int> Fragmenter_Namespace::TableInfo::chunkKeyPrefix

Definition at line 160 of file Fragmenter.h.

Referenced by anonymous_namespace{InputMetadata.cpp}::copy_table_info(), and Fragmenter_Namespace::InsertOrderFragmenter::getFragmentsForQuery().

fragments

std::vector<FragmentInfo> Fragmenter_Namespace::TableInfo::fragments

Definition at line 161 of file Fragmenter.h.

Referenced by anonymous_namespace{InputMetadata.cpp}::build_table_info(), anonymous_namespace{InputMetadata.cpp}::copy_table_info(), Executor::executeWorkUnitPerFragment(), Fragmenter_Namespace::InsertOrderFragmenter::getFragmentsForQuery(), and anonymous_namespace{InputMetadata.cpp}::synthesize_table_info().

numTuples

size_t Fragmenter_Namespace::TableInfo::numTuples

mutableprivate

Definition at line 164 of file Fragmenter.h.

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

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