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PruneState Struct Reference

Data Fields

GlobalVisState * vistest

bool mark_unused_now

bool freeze

struct VacuumCutoffs * cutoffs

TransactionId new_prune_xid

TransactionId latest_xid_removed

int nredirected

int ndead

int nunused

int nfrozen

OffsetNumber redirected [MaxHeapTuplesPerPage *2]

OffsetNumber nowdead [MaxHeapTuplesPerPage]

OffsetNumber nowunused [MaxHeapTuplesPerPage]

HeapTupleFreeze frozen [MaxHeapTuplesPerPage]

int nroot_items

OffsetNumber root_items [MaxHeapTuplesPerPage]

int nheaponly_items

OffsetNumber heaponly_items [MaxHeapTuplesPerPage]

bool processed [MaxHeapTuplesPerPage+1]

int8 htsv [MaxHeapTuplesPerPage+1]

HeapPageFreeze pagefrz

int ndeleted

int live_tuples

int recently_dead_tuples

bool hastup

int lpdead_items

OffsetNumber * deadoffsets

bool all_visible

bool all_frozen

TransactionId visibility_cutoff_xid

Detailed Description

Definition at line 33 of file pruneheap.c.

Field Documentation

◆ all_frozen

bool PruneState::all_frozen

Definition at line 151 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_unchanged_lp_normal().

◆ all_visible

bool PruneState::all_visible

Definition at line 150 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_unchanged_lp_normal().

◆ cutoffs

struct VacuumCutoffs* PruneState::cutoffs

Definition at line 46 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), heap_prune_record_unchanged_lp_normal(), and heap_prune_satisfies_vacuum().

◆ deadoffsets

OffsetNumber* PruneState::deadoffsets

Definition at line 129 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), heap_prune_record_dead(), and heap_prune_record_unchanged_lp_dead().

◆ freeze

bool PruneState::freeze

Definition at line 45 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_unchanged_lp_normal().

◆ frozen

HeapTupleFreeze PruneState::frozen[MaxHeapTuplesPerPage]

Definition at line 62 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_unchanged_lp_normal().

◆ hastup

bool PruneState::hastup

Definition at line 122 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), heap_prune_record_redirect(), and heap_prune_record_unchanged_lp_normal().

◆ heaponly_items

OffsetNumber PruneState::heaponly_items[MaxHeapTuplesPerPage]

Definition at line 78 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze().

◆ htsv

int8 PruneState::htsv[MaxHeapTuplesPerPage+1]

Definition at line 98 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), heap_prune_chain(), and heap_prune_record_unchanged_lp_normal().

◆ latest_xid_removed

TransactionId PruneState::latest_xid_removed

Definition at line 53 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_chain().

◆ live_tuples

int PruneState::live_tuples

Definition at line 118 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_unchanged_lp_normal().

◆ lpdead_items

int PruneState::lpdead_items

Definition at line 128 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), heap_prune_record_dead(), and heap_prune_record_unchanged_lp_dead().

◆ mark_unused_now

bool PruneState::mark_unused_now

Definition at line 43 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_dead_or_unused().

◆ ndead

int PruneState::ndead

Definition at line 55 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_dead().

◆ ndeleted

int PruneState::ndeleted

Definition at line 115 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), heap_prune_record_dead(), heap_prune_record_redirect(), and heap_prune_record_unused().

◆ new_prune_xid

TransactionId PruneState::new_prune_xid

Definition at line 52 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_prunable().

◆ nfrozen

int PruneState::nfrozen

Definition at line 57 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_unchanged_lp_normal().

◆ nheaponly_items

int PruneState::nheaponly_items

Definition at line 77 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze().

◆ nowdead

OffsetNumber PruneState::nowdead[MaxHeapTuplesPerPage]

Definition at line 60 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_dead().

◆ nowunused

OffsetNumber PruneState::nowunused[MaxHeapTuplesPerPage]

Definition at line 61 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_unused().

◆ nredirected

int PruneState::nredirected

Definition at line 54 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_redirect().

◆ nroot_items

int PruneState::nroot_items

Definition at line 75 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze().

◆ nunused

int PruneState::nunused

Definition at line 56 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_unused().

◆ pagefrz

HeapPageFreeze PruneState::pagefrz

Definition at line 103 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_unchanged_lp_normal().

◆ processed

bool PruneState::processed[MaxHeapTuplesPerPage+1]

Definition at line 86 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), heap_prune_chain(), heap_prune_record_dead(), heap_prune_record_redirect(), heap_prune_record_unchanged_lp_dead(), heap_prune_record_unchanged_lp_normal(), heap_prune_record_unchanged_lp_redirect(), heap_prune_record_unchanged_lp_unused(), and heap_prune_record_unused().

◆ recently_dead_tuples

int PruneState::recently_dead_tuples

Definition at line 119 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_unchanged_lp_normal().

◆ redirected

OffsetNumber PruneState::redirected[MaxHeapTuplesPerPage *2]

Definition at line 59 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_redirect().

◆ root_items

OffsetNumber PruneState::root_items[MaxHeapTuplesPerPage]

Definition at line 76 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze().

◆ visibility_cutoff_xid

TransactionId PruneState::visibility_cutoff_xid

Definition at line 152 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_record_unchanged_lp_normal().

◆ vistest

GlobalVisState* PruneState::vistest

Definition at line 41 of file pruneheap.c.

Referenced by heap_page_prune_and_freeze(), and heap_prune_satisfies_vacuum().

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

src/backend/access/heap/pruneheap.c