RNTupleDS.hxx File Reference

#include <ROOT/RDataSource.hxx>
#include <ROOT/RNTupleDescriptor.hxx>
#include <ROOT/RNTupleTypes.hxx>
#include <string_view>
#include <condition_variable>
#include <cstdint>
#include <memory>
#include <mutex>
#include <optional>
#include <string>
#include <thread>
#include <vector>
#include <unordered_map>

Include dependency graph for RNTupleDS.hxx:

This graph shows which files directly or indirectly include this file:

Classes
struct	ROOT::RDF::RNTupleDS::REntryRangeDS
	The PrepareNextRanges() method populates the fNextRanges list with REntryRangeDS records. More...
struct	ROOT::RDF::RNTupleDS::RFieldInfo
	Holds useful information about fields added to the RNTupleDS. More...
class	ROOT::RDF::RNTupleDS
	The RDataSource implementation for RNTuple. More...

Namespaces
namespace	ROOT
namespace	ROOT::Internal
namespace	ROOT::Internal::RDF
namespace	ROOT::RDF

Functions
RDataFrame	ROOT::RDF::FromRNTuple (std::string_view ntupleName, const std::vector< std::string > &fileNames)
ROOT::RDataFrame	ROOT::Internal::RDF::FromRNTuple (std::string_view ntupleName, const std::vector< std::string > &fileNames, const std::pair< ULong64_t, ULong64_t > &range)
	Internal overload of the function that allows passing a range of entries.
RDataFrame	ROOT::RDF::FromRNTuple (std::string_view ntupleName, std::string_view fileName)
std::pair< std::vector< ROOT::Internal::RNTupleClusterBoundaries >, ROOT::NTupleSize_t >	ROOT::Internal::RDF::GetClustersAndEntries (std::string_view ntupleName, std::string_view location)
	Retrieves the cluster boundaries and the number of entries for the input RNTuple.

Detailed Description

Author

Jakob Blomer jblom.nosp@m.er@c.nosp@m.ern.c.nosp@m.h

Enrico Guiraud enric.nosp@m.o.gu.nosp@m.iraud.nosp@m.@cer.nosp@m.n.ch

Date

2018-10-04

Warning

This is part of the ROOT 7 prototype! It will change without notice. It might trigger earthquakes. Feedback is welcome!

Definition in file RNTupleDS.hxx.