anonymous_namespace{RelAlgOptimizer.cpp}::AvailabilityChecker Class Reference

Public Member Functions
	AvailabilityChecker (const std::unordered_map< const RelAlgNode *, std::unordered_map< size_t, size_t >> &liveouts, const std::unordered_set< const RelAlgNode * > &intact_nodes)
bool	hasAllSrcReady (const RelAlgNode *node) const

Private Attributes
const std::unordered_map < const RelAlgNode *, std::unordered_map< size_t, size_t > > &	liveouts_
const std::unordered_set < const RelAlgNode * > &	intact_nodes_

Detailed Description

Definition at line 773 of file RelAlgOptimizer.cpp.

Constructor & Destructor Documentation

anonymous_namespace{RelAlgOptimizer.cpp}::AvailabilityChecker::AvailabilityChecker ( const std::unordered_map< const RelAlgNode *, std::unordered_map< size_t, size_t >> &  liveouts, const std::unordered_set< const RelAlgNode * > &  intact_nodes  )

inline

Definition at line 775 of file RelAlgOptimizer.cpp.

      : liveouts_(liveouts), intact_nodes_(intact_nodes) {}

Member Function Documentation

bool anonymous_namespace{RelAlgOptimizer.cpp}::AvailabilityChecker::hasAllSrcReady ( const RelAlgNode *  node ) const

inline

Definition at line 781 of file RelAlgOptimizer.cpp.

References RelAlgNode::getInput(), and RelAlgNode::inputCount().

Referenced by anonymous_namespace{RelAlgOptimizer.cpp}::propagate_input_renumbering(), and anonymous_namespace{RelAlgOptimizer.cpp}::sweep_dead_columns().

                                                    {
    for (size_t i = 0; i < node->inputCount(); ++i) {
      auto src = node->getInput(i);
      if (!dynamic_cast<const RelScan*>(src) && liveouts_.find(src) == liveouts_.end() &&
          !intact_nodes_.count(src)) {
        return false;
      }
    }
    return true;
  }

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Member Data Documentation

const std::unordered_set<const RelAlgNode*>& anonymous_namespace{RelAlgOptimizer.cpp}::AvailabilityChecker::intact_nodes_

private

Definition at line 795 of file RelAlgOptimizer.cpp.

const std::unordered_map<const RelAlgNode*, std::unordered_map<size_t, size_t> >& anonymous_namespace{RelAlgOptimizer.cpp}::AvailabilityChecker::liveouts_

private

Definition at line 794 of file RelAlgOptimizer.cpp.

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

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