ScanNodeTableKeyCollector Class Reference

#include <QueryPlanDagCache.h>

Inheritance diagram for ScanNodeTableKeyCollector:

Collaboration diagram for ScanNodeTableKeyCollector:

Static Public Member Functions
static std::unordered_set< size_t >	getScanNodeTableKey (RelAlgNode const *rel_alg_node)

Private Member Functions
void	visit (RelScan const *scan_node) override

Private Attributes
std::unordered_set< size_t >	table_keys_

Additional Inherited Members
Public Member Functions inherited from RelRexDagVisitor
virtual	~RelRexDagVisitor ()=default
virtual void	visit (RelAlgNode const *)
virtual void	visit (RexScalar const *)
Protected Member Functions inherited from RelRexDagVisitor
virtual void	visit (RelAggregate const *)
virtual void	visit (RelCompound const *)
virtual void	visit (RelFilter const *)
virtual void	visit (RelJoin const *)
virtual void	visit (RelLeftDeepInnerJoin const *)
virtual void	visit (RelLogicalUnion const *)
virtual void	visit (RelLogicalValues const *)
virtual void	visit (RelModify const *)
virtual void	visit (RelProject const *)
virtual void	visit (RelSort const *)
virtual void	visit (RelTableFunction const *)
virtual void	visit (RelTranslatedJoin const *)
virtual void	visit (RexAbstractInput const *)
virtual void	visit (RexCase const *)
virtual void	visit (RexFunctionOperator const *)
virtual void	visit (RexInput const *)
virtual void	visit (RexLiteral const *)
virtual void	visit (RexOperator const *)
virtual void	visit (RexRef const *)
virtual void	visit (RexSubQuery const *)
virtual void	visit (RexWindowFunctionOperator const *)
void	castAndVisit (RelAlgNode const *)

Detailed Description

Definition at line 75 of file QueryPlanDagCache.h.

Member Function Documentation

static std::unordered_set<size_t> ScanNodeTableKeyCollector::getScanNodeTableKey ( RelAlgNode const *  rel_alg_node )

inlinestatic

Definition at line 79 of file QueryPlanDagCache.h.

References table_keys_, and visit().

Referenced by RelAlgExecutor::executeTableFunction(), RelAlgExecutor::executeWorkUnit(), and QueryPlanDagExtractor::handleTranslatedJoin().

                                                                                      {
    ScanNodeTableKeyCollector scan_node_table_key_collector;
    scan_node_table_key_collector.visit(rel_alg_node);
    return std::move(scan_node_table_key_collector.table_keys_);
  }

Here is the call graph for this function:

Here is the caller graph for this function:

void ScanNodeTableKeyCollector::visit ( RelScan const *  scan_node )

inlineoverrideprivatevirtual

Reimplemented from RelRexDagVisitor.

Definition at line 86 of file QueryPlanDagCache.h.

References CHECK, TableDescriptor::fragmenter, RelScan::getTableDescriptor(), hash_value(), table_keys_, and RelRexDagVisitor::visit().

Referenced by getScanNodeTableKey().

                                                {
    CHECK(scan_node->getTableDescriptor());
    CHECK(scan_node->getTableDescriptor()->fragmenter);
    auto hashed_chunk_key = boost::hash_value(scan_node->getTableDescriptor()
                                                  ->fragmenter->getFragmentsForQuery()
                                                  .chunkKeyPrefix);
    table_keys_.insert(hashed_chunk_key);
    RelRexDagVisitor::visit(scan_node);
  }

Here is the call graph for this function:

Here is the caller graph for this function:

Member Data Documentation

std::unordered_set<size_t> ScanNodeTableKeyCollector::table_keys_

private

Definition at line 96 of file QueryPlanDagCache.h.

Referenced by getScanNodeTableKey(), and visit().

---

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

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