SnapshotData Struct Reference

#include <snapshot.h>

Data Fields
SnapshotSatisfiesFunc	satisfies
TransactionId	xmin
TransactionId	xmax
TransactionId *	xip
uint32	xcnt
int32	subxcnt
TransactionId *	subxip
bool	suboverflowed
bool	takenDuringRecovery
bool	copied
CommandId	curcid
uint32	active_count
uint32	regd_count

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Detailed Description

Definition at line 33 of file snapshot.h.

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Field Documentation

uint32 SnapshotData::active_count

Definition at line 63 of file snapshot.h.

Referenced by AtSubAbort_Snapshot(), CopySnapshot(), FreeSnapshot(), GetSnapshotData(), PopActiveSnapshot(), PushActiveSnapshot(), UnregisterSnapshotFromOwner(), and UpdateActiveSnapshotCommandId().

bool SnapshotData::copied

Definition at line 56 of file snapshot.h.

Referenced by CopySnapshot(), FreeSnapshot(), GetSnapshotData(), PushActiveSnapshot(), and RegisterSnapshotOnOwner().

CommandId SnapshotData::curcid

Definition at line 62 of file snapshot.h.

Referenced by GetSnapshotData(), HeapTupleSatisfiesMVCC(), SnapshotSetCommandId(), and UpdateActiveSnapshotCommandId().

uint32 SnapshotData::regd_count

Definition at line 64 of file snapshot.h.

Referenced by AtEOXact_Snapshot(), AtSubAbort_Snapshot(), CopySnapshot(), ExportSnapshot(), FreeSnapshot(), GetSnapshotData(), GetTransactionSnapshot(), PopActiveSnapshot(), RegisterSnapshotOnOwner(), SetTransactionSnapshot(), UnregisterSnapshotFromOwner(), and UpdateActiveSnapshotCommandId().

SnapshotSatisfiesFunc SnapshotData::satisfies

Definition at line 35 of file snapshot.h.

bool SnapshotData::suboverflowed

Definition at line 54 of file snapshot.h.

Referenced by CopySnapshot(), ExportSnapshot(), GetSnapshotData(), ImportSnapshot(), SetTransactionSnapshot(), and XidInMVCCSnapshot().

int32 SnapshotData::subxcnt

Definition at line 52 of file snapshot.h.

Referenced by CopySnapshot(), ExportSnapshot(), GetSnapshotData(), ImportSnapshot(), SetTransactionSnapshot(), and XidInMVCCSnapshot().

TransactionId* SnapshotData::subxip

Definition at line 53 of file snapshot.h.

Referenced by CopySnapshot(), ExportSnapshot(), GetSnapshotData(), ImportSnapshot(), SetTransactionSnapshot(), and XidInMVCCSnapshot().

bool SnapshotData::takenDuringRecovery

Definition at line 55 of file snapshot.h.

Referenced by CopySnapshot(), ExportSnapshot(), GetSnapshotData(), heapgetpage(), ImportSnapshot(), SetTransactionSnapshot(), and XidInMVCCSnapshot().

uint32 SnapshotData::xcnt

Definition at line 50 of file snapshot.h.

Referenced by CopySnapshot(), ExportSnapshot(), GetSnapshotData(), ImportSnapshot(), SetTransactionSnapshot(), txid_current_snapshot(), XidInMVCCSnapshot(), and XidIsConcurrent().

TransactionId* SnapshotData::xip

Definition at line 49 of file snapshot.h.

Referenced by CopySnapshot(), ExportSnapshot(), GetSnapshotData(), ImportSnapshot(), SetTransactionSnapshot(), txid_current_snapshot(), XidInMVCCSnapshot(), and XidIsConcurrent().

TransactionId SnapshotData::xmax

Definition at line 48 of file snapshot.h.

Referenced by _bt_check_unique(), check_exclusion_constraint(), EvalPlanQualFetch(), ExportSnapshot(), GetSnapshotData(), HeapTupleSatisfiesDirty(), ImportSnapshot(), SetTransactionSnapshot(), txid_current_snapshot(), XidInMVCCSnapshot(), and XidIsConcurrent().

TransactionId SnapshotData::xmin

Definition at line 47 of file snapshot.h.

Referenced by _bt_check_unique(), check_exclusion_constraint(), DefineIndex(), EvalPlanQualFetch(), ExportSnapshot(), GetSerializableTransactionSnapshotInt(), GetSnapshotData(), HeapTupleSatisfiesDirty(), ImportSnapshot(), SetTransactionSnapshot(), spgvacuumscan(), txid_current_snapshot(), XidInMVCCSnapshot(), and XidIsConcurrent().

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

• src/include/utils/snapshot.h