14#ifndef VISIBILITYMAP_H
15#define VISIBILITYMAP_H
24#define VM_ALL_VISIBLE(r, b, v) \
25 ((visibilitymap_get_status((r), (b), (v)) & VISIBILITYMAP_ALL_VISIBLE) != 0)
26#define VM_ALL_FROZEN(r, b, v) \
27 ((visibilitymap_get_status((r), (b), (v)) & VISIBILITYMAP_ALL_FROZEN) != 0)
bool visibilitymap_pin_ok(BlockNumber heapBlk, Buffer vmbuf)
bool visibilitymap_clear(Relation rel, BlockNumber heapBlk, Buffer vmbuf, uint8 flags)
void visibilitymap_pin(Relation rel, BlockNumber heapBlk, Buffer *vmbuf)
uint8 visibilitymap_get_status(Relation rel, BlockNumber heapBlk, Buffer *vmbuf)
BlockNumber visibilitymap_prepare_truncate(Relation rel, BlockNumber nheapblocks)
void visibilitymap_count(Relation rel, BlockNumber *all_visible, BlockNumber *all_frozen)
uint8 visibilitymap_set(Relation rel, BlockNumber heapBlk, Buffer heapBuf, XLogRecPtr recptr, Buffer vmBuf, TransactionId cutoff_xid, uint8 flags)