SpeculativeTopNBlacklist Class Reference

#include <SpeculativeTopN.h>

Public Member Functions
void	add (const std::shared_ptr< Analyzer::Expr > expr, const bool desc)
bool	contains (const std::shared_ptr< Analyzer::Expr > expr, const bool desc) const

Private Attributes
std::mutex	mutex_
std::vector< std::pair < std::shared_ptr < Analyzer::Expr >, bool > >	blacklist_

Detailed Description

Definition at line 94 of file SpeculativeTopN.h.

Member Function Documentation

void SpeculativeTopNBlacklist::add	(	const std::shared_ptr< Analyzer::Expr >	expr,
		const bool	desc
	)

Definition at line 158 of file SpeculativeTopN.cpp.

References blacklist_, CHECK, and mutex_.

Referenced by RelAlgExecutor::executeSort().

                                                    {
  std::lock_guard<std::mutex> lock(mutex_);
  for (const auto& e : blacklist_) {
    CHECK(!(*e.first == *expr) || e.second != desc);
  }
  blacklist_.emplace_back(expr, desc);
}

Here is the caller graph for this function:

bool SpeculativeTopNBlacklist::contains	(	const std::shared_ptr< Analyzer::Expr >	expr,
		const bool	desc
	)		const

Definition at line 167 of file SpeculativeTopN.cpp.

References blacklist_, and mutex_.

Referenced by RelAlgExecutor::createSortInputWorkUnit().

                                                               {
  std::lock_guard<std::mutex> lock(mutex_);
  for (const auto& e : blacklist_) {
    if (*e.first == *expr && e.second == desc) {
      return true;
    }
  }
  return false;
}

Here is the caller graph for this function:

Member Data Documentation

std::vector<std::pair<std::shared_ptr<Analyzer::Expr>, bool> > SpeculativeTopNBlacklist::blacklist_

private

Definition at line 101 of file SpeculativeTopN.h.

Referenced by add(), and contains().

std::mutex SpeculativeTopNBlacklist::mutex_

mutableprivate

Definition at line 100 of file SpeculativeTopN.h.

Referenced by add(), and contains().

---

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

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