ROOT::Experimental::Internal::RPageSourceDaos::RClusterInfo Struct Reference

Summarizes cluster-level information that are necessary to populate a certain page.

Used by PopulatePageFromCluster().

Definition at line 157 of file RPageStorageDaos.hxx.

Public Attributes
DescriptorId_t	fClusterId = 0
std::uint64_t	fColumnOffset = 0
	The first element number of the page's column in the given cluster.
RClusterDescriptor::RPageRange::RPageInfoExtended	fPageInfo
	Location of the page on disk.

Member Data Documentation

fClusterId

DescriptorId_t ROOT::Experimental::Internal::RPageSourceDaos::RClusterInfo::fClusterId = 0

Definition at line 158 of file RPageStorageDaos.hxx.

fColumnOffset

std::uint64_t ROOT::Experimental::Internal::RPageSourceDaos::RClusterInfo::fColumnOffset = 0

The first element number of the page's column in the given cluster.

Definition at line 162 of file RPageStorageDaos.hxx.

fPageInfo

RClusterDescriptor::RPageRange::RPageInfoExtended ROOT::Experimental::Internal::RPageSourceDaos::RClusterInfo::fPageInfo

Location of the page on disk.

Definition at line 160 of file RPageStorageDaos.hxx.

Collaboration diagram for ROOT::Experimental::Internal::RPageSourceDaos::RClusterInfo:

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

• tree/ntuple/v7/inc/ROOT/RPageStorageDaos.hxx