PostgreSQL Source Code git master
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Data Fields
SnapshotData Struct Reference

#include <snapshot.h>

Data Fields

SnapshotType snapshot_type
 
TransactionId xmin
 
TransactionId xmax
 
TransactionId * xip
 
uint32 xcnt
 
TransactionId * subxip
 
int32 subxcnt
 
bool suboverflowed
 
bool takenDuringRecovery
 
bool copied
 
CommandId curcid
 
uint32 speculativeToken
 
struct GlobalVisState * vistest
 
uint32 active_count
 
uint32 regd_count
 
pairingheap_node ph_node
 
uint64 snapXactCompletionCount
 

Detailed Description

Definition at line 138 of file snapshot.h.

Field Documentation

◆ active_count

uint32 SnapshotData::active_count

Definition at line 200 of file snapshot.h.

Referenced by AtSubAbort_Snapshot(), FreeSnapshot(), GetSnapshotData(), GetSnapshotDataReuse(), HeapTupleSatisfiesMVCC(), PopActiveSnapshot(), RestoreSnapshot(), SnapBuildBuildSnapshot(), UnregisterSnapshotNoOwner(), and UpdateActiveSnapshotCommandId().

◆ copied

bool SnapshotData::copied

Definition at line 181 of file snapshot.h.

Referenced by FreeSnapshot(), GetSnapshotData(), GetSnapshotDataReuse(), PushActiveSnapshotWithLevel(), RegisterSnapshotOnOwner(), ReorderBufferProcessTXN(), ReorderBufferSaveTXNSnapshot(), ReorderBufferStreamTXN(), RestoreSnapshot(), and SnapBuildBuildSnapshot().

◆ curcid

CommandId SnapshotData::curcid

Definition at line 183 of file snapshot.h.

Referenced by GetSnapshotData(), GetSnapshotDataReuse(), HeapTupleSatisfiesHistoricMVCC(), HeapTupleSatisfiesMVCC(), ReorderBufferProcessTXN(), RestoreSnapshot(), SerializeSnapshot(), SnapBuildBuildSnapshot(), SnapshotSetCommandId(), and UpdateActiveSnapshotCommandId().

◆ ph_node

pairingheap_node SnapshotData::ph_node

Definition at line 202 of file snapshot.h.

Referenced by AtEOXact_Snapshot(), ExportSnapshot(), GetNonHistoricCatalogSnapshot(), GetTransactionSnapshot(), InvalidateCatalogSnapshot(), SetTransactionSnapshot(), and UnregisterSnapshotNoOwner().

◆ regd_count

uint32 SnapshotData::regd_count

Definition at line 201 of file snapshot.h.

Referenced by AtEOXact_Snapshot(), AtSubAbort_Snapshot(), ExportSnapshot(), FreeSnapshot(), GetSnapshotData(), GetSnapshotDataReuse(), GetTransactionSnapshot(), HeapTupleSatisfiesMVCC(), PopActiveSnapshot(), RestoreSnapshot(), SetTransactionSnapshot(), SnapBuildBuildSnapshot(), UnregisterSnapshotNoOwner(), and UpdateActiveSnapshotCommandId().

◆ snapshot_type

SnapshotType SnapshotData::snapshot_type

Definition at line 140 of file snapshot.h.

Referenced by EstimateSnapshotSpace(), HeapTupleSatisfiesVisibility(), ImportSnapshot(), RestoreSnapshot(), and SnapBuildBuildSnapshot().

◆ snapXactCompletionCount

uint64 SnapshotData::snapXactCompletionCount

Definition at line 209 of file snapshot.h.

Referenced by GetSnapshotData(), GetSnapshotDataReuse(), RestoreSnapshot(), SetTransactionSnapshot(), and SnapBuildBuildSnapshot().

◆ speculativeToken

uint32 SnapshotData::speculativeToken

Definition at line 189 of file snapshot.h.

Referenced by HeapTupleSatisfiesDirty().

◆ suboverflowed

bool SnapshotData::suboverflowed

Definition at line 178 of file snapshot.h.

Referenced by CopySnapshot(), EstimateSnapshotSpace(), ExportSnapshot(), GetSnapshotData(), ImportSnapshot(), RestoreSnapshot(), SerializeSnapshot(), SetTransactionSnapshot(), SnapBuildBuildSnapshot(), and XidInMVCCSnapshot().

◆ subxcnt

int32 SnapshotData::subxcnt

Definition at line 177 of file snapshot.h.

Referenced by CopySnapshot(), EstimateSnapshotSpace(), ExportSnapshot(), GetSnapshotData(), HeapTupleSatisfiesHistoricMVCC(), ImportSnapshot(), RestoreSnapshot(), SerializeSnapshot(), SetTransactionSnapshot(), SnapBuildBuildSnapshot(), UpdateLogicalMappings(), and XidInMVCCSnapshot().

◆ subxip

TransactionId* SnapshotData::subxip

Definition at line 176 of file snapshot.h.

Referenced by CopySnapshot(), ExportSnapshot(), GetSnapshotData(), HeapTupleSatisfiesHistoricMVCC(), ImportSnapshot(), RestoreSnapshot(), SerializeSnapshot(), SetTransactionSnapshot(), SnapBuildBuildSnapshot(), UpdateLogicalMappings(), and XidInMVCCSnapshot().

◆ takenDuringRecovery

bool SnapshotData::takenDuringRecovery

Definition at line 180 of file snapshot.h.

Referenced by CopySnapshot(), EstimateSnapshotSpace(), ExportSnapshot(), GetSnapshotData(), heap_prepare_pagescan(), heapam_scan_sample_next_tuple(), ImportSnapshot(), RestoreSnapshot(), SerializeSnapshot(), SetTransactionSnapshot(), SnapBuildBuildSnapshot(), and XidInMVCCSnapshot().

◆ vistest

struct GlobalVisState* SnapshotData::vistest

Definition at line 195 of file snapshot.h.

Referenced by HeapTupleSatisfiesNonVacuumable().

◆ xcnt

uint32 SnapshotData::xcnt

Definition at line 165 of file snapshot.h.

Referenced by CopySnapshot(), EstimateSnapshotSpace(), ExportSnapshot(), GetSnapshotData(), HeapTupleSatisfiesHistoricMVCC(), ImportSnapshot(), ReorderBufferChangeSize(), ReorderBufferRestoreChange(), ReorderBufferSerializeChange(), RestoreSnapshot(), SerializeSnapshot(), SetTransactionSnapshot(), SnapBuildBuildSnapshot(), and XidInMVCCSnapshot().

◆ xip

TransactionId* SnapshotData::xip

Definition at line 164 of file snapshot.h.

Referenced by CopySnapshot(), ExportSnapshot(), GetSnapshotData(), HeapTupleSatisfiesHistoricMVCC(), ImportSnapshot(), RestoreSnapshot(), SerializeSnapshot(), SetTransactionSnapshot(), SnapBuildBuildSnapshot(), and XidInMVCCSnapshot().

◆ xmax

TransactionId SnapshotData::xmax

Definition at line 154 of file snapshot.h.

Referenced by ExportSnapshot(), GetSnapshotData(), HeapTupleSatisfiesDirty(), HeapTupleSatisfiesHistoricMVCC(), ImportSnapshot(), RestoreSnapshot(), SerializeSnapshot(), SetTransactionSnapshot(), SnapBuildBuildSnapshot(), and XidInMVCCSnapshot().

◆ xmin

TransactionId SnapshotData::xmin

Definition at line 153 of file snapshot.h.

Referenced by DefineIndex(), ExportSnapshot(), GetSerializableTransactionSnapshotInt(), GetSnapshotData(), GetSnapshotDataReuse(), HeapTupleSatisfiesDirty(), HeapTupleSatisfiesHistoricMVCC(), ImportSnapshot(), ReindexRelationConcurrently(), ReorderBufferGetOldestXmin(), RestoreSnapshot(), SerializeSnapshot(), SetTransactionSnapshot(), SnapBuildBuildSnapshot(), spgvacuumscan(), verify_heapam(), and XidInMVCCSnapshot().

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