RPageStorage.hxx File Reference

#include <ROOT/RError.hxx>
#include <ROOT/RCluster.hxx>
#include <ROOT/RColumnElementBase.hxx>
#include <ROOT/RNTupleDescriptor.hxx>
#include <ROOT/RNTupleMetrics.hxx>
#include <ROOT/RNTupleReadOptions.hxx>
#include <ROOT/RNTupleSerialize.hxx>
#include <ROOT/RNTupleWriteOptions.hxx>
#include <ROOT/RNTupleUtil.hxx>
#include <ROOT/RPage.hxx>
#include <ROOT/RPagePool.hxx>
#include <ROOT/RSpan.hxx>
#include <string_view>
#include <atomic>
#include <cassert>
#include <cstddef>
#include <deque>
#include <functional>
#include <map>
#include <memory>
#include <mutex>
#include <set>
#include <shared_mutex>
#include <unordered_map>
#include <unordered_set>
#include <vector>

Include dependency graph for RPageStorage.hxx:

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

Classes
class	ROOT::Experimental::Internal::RPageSource::RActivePhysicalColumns
	Keeps track of the requested physical column IDs and their in-memory target type via a column element identifier. More...
struct	ROOT::Experimental::Internal::RPageSource::RClusterInfo
	Summarizes cluster-level information that are necessary to load a certain page. More...
struct	ROOT::Experimental::Internal::RPageStorage::RColumnHandle
struct	ROOT::Experimental::Internal::RPageSink::RStagedCluster::RColumnInfo
struct	ROOT::Experimental::Internal::RPageSource::RActivePhysicalColumns::RColumnInfo
struct	ROOT::Experimental::Internal::RWritePageMemoryManager::RColumnInfo
struct	ROOT::Experimental::Internal::RPageSource::RCounters
	Default I/O performance counters that get registered in fMetrics More...
struct	ROOT::Experimental::Internal::RPagePersistentSink::RCounters
	Default I/O performance counters that get registered in fMetrics. More...
struct	ROOT::Experimental::Internal::RPageSource::REntryRange
	Used in SetEntryRange / GetEntryRange. More...
class	ROOT::Experimental::Internal::RPageSource::RExclDescriptorGuard
	An RAII wrapper used for the writable access to RPageSource::fDescriptor. See GetSharedDescriptorGuard(). More...
struct	ROOT::Experimental::Internal::RPagePersistentSink::RFeatures
	Set of optional features supported by the persistent sink. More...
class	ROOT::Experimental::Internal::RPagePersistentSink
	Base class for a sink with a physical storage backend. More...
class	ROOT::Experimental::Internal::RPageSink
	Abstract interface to write data into an ntuple. More...
class	ROOT::Experimental::Internal::RPageSource
	Abstract interface to read data from an ntuple. More...
class	ROOT::Experimental::Internal::RPageStorage
	Common functionality of an ntuple storage for both reading and writing. More...
struct	ROOT::Experimental::Internal::RPageStorage::RSealedPage
	A sealed page contains the bytes of a page as written to storage (packed & compressed). More...
struct	ROOT::Experimental::Internal::RPageStorage::RSealedPageGroup
	A range of sealed pages referring to the same column that can be used for vector commit. More...
struct	ROOT::Experimental::Internal::RPageSink::RSealPageConfig
	Parameters for the SealPage() method. More...
class	ROOT::Experimental::Internal::RPageSource::RSharedDescriptorGuard
	An RAII wrapper used for the read-only access to RPageSource::fDescriptor. See GetExclDescriptorGuard()`. More...
class	ROOT::Experimental::Internal::RPageSink::RSinkGuard
	An RAII wrapper used to synchronize a page sink. See GetSinkGuard(). More...
struct	ROOT::Experimental::Internal::RPageSink::RStagedCluster
	Cluster that was staged, but not yet logically appended to the RNTuple. More...
class	ROOT::Experimental::Internal::RPageStorage::RTaskScheduler
	The interface of a task scheduler to schedule page (de)compression tasks. More...
class	ROOT::Experimental::Internal::RWritePageMemoryManager
	Helper to maintain a memory budget for the write pages of a set of columns. More...

Namespaces
namespace	ROOT
	tbb::task_arena is an alias of tbb::interface7::task_arena, which doesn't allow to forward declare tbb::task_arena without forward declaring tbb::interface7
namespace	ROOT::Experimental
namespace	ROOT::Experimental::Internal

Enumerations
enum class	ROOT::Experimental::Internal::EPageStorageType { ROOT::Experimental::Internal::kSink , ROOT::Experimental::Internal::kSource }

Detailed Description

Author

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

Date

2018-07-19

Warning

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

Definition in file RPageStorage.hxx.