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Data Structures | |
| struct | ItemIdData |
Macros | |
| #define | LP_UNUSED 0 /* unused (should always have lp_len=0) */ |
| #define | LP_NORMAL 1 /* used (should always have lp_len>0) */ |
| #define | LP_REDIRECT 2 /* HOT redirect (should have lp_len=0) */ |
| #define | LP_DEAD 3 /* dead, may or may not have storage */ |
| #define | ItemIdGetLength(itemId) ((itemId)->lp_len) |
| #define | ItemIdGetOffset(itemId) ((itemId)->lp_off) |
| #define | ItemIdGetFlags(itemId) ((itemId)->lp_flags) |
| #define | ItemIdGetRedirect(itemId) ((itemId)->lp_off) |
| #define | ItemIdIsValid(itemId) PointerIsValid(itemId) |
| #define | ItemIdIsUsed(itemId) ((itemId)->lp_flags != LP_UNUSED) |
| #define | ItemIdIsNormal(itemId) ((itemId)->lp_flags == LP_NORMAL) |
| #define | ItemIdIsRedirected(itemId) ((itemId)->lp_flags == LP_REDIRECT) |
| #define | ItemIdIsDead(itemId) ((itemId)->lp_flags == LP_DEAD) |
| #define | ItemIdHasStorage(itemId) ((itemId)->lp_len != 0) |
| #define | ItemIdSetUnused(itemId) |
| #define | ItemIdSetNormal(itemId, off, len) |
| #define | ItemIdSetRedirect(itemId, link) |
| #define | ItemIdSetDead(itemId) |
| #define | ItemIdMarkDead(itemId) |
Typedefs | |
| typedef struct ItemIdData | ItemIdData |
| typedef ItemIdData * | ItemId |
| typedef uint16 | ItemOffset |
| typedef uint16 | ItemLength |
Macro Definition Documentation
◆ ItemIdGetFlags
| #define ItemIdGetFlags | ( | itemId | ) | ((itemId)->lp_flags) |
Definition at line 70 of file itemid.h.
Referenced by heap_page_items().
◆ ItemIdGetLength
| #define ItemIdGetLength | ( | itemId | ) | ((itemId)->lp_len) |
Definition at line 58 of file itemid.h.
Referenced by _bt_buildadd(), _bt_findsplitloc(), _bt_newroot(), _bt_split(), acquire_sample_rows(), bitgetpage(), BitmapHeapNext(), brin_doupdate(), brin_evacuate_page(), brinGetTupleForHeapBlock(), brininsert(), bt_target_page_check(), btree_xlog_split(), collect_corrupt_items(), GetTupleForTrigger(), heap_abort_speculative(), heap_delete(), heap_fetch(), heap_get_latest_tid(), heap_hot_search_buffer(), heap_inplace_update(), heap_lock_tuple(), heap_mask(), heap_page_is_all_visible(), heap_page_items(), heap_prune_chain(), heap_update(), heap_xlog_inplace(), heap_xlog_update(), heapgetpage(), heapgettup(), heapgettup_pagemode(), lazy_scan_heap(), PageIndexMultiDelete(), PageIndexTupleDelete(), PageIndexTupleDeleteNoCompact(), PageIndexTupleOverwrite(), PageRepairFragmentation(), pgstat_index_page(), read_seq_tuple(), statapprox_heap(), and tablesample_getnext().
◆ ItemIdGetOffset
| #define ItemIdGetOffset | ( | itemId | ) | ((itemId)->lp_off) |
Definition at line 64 of file itemid.h.
Referenced by heap_mask(), heap_page_items(), PageIndexMultiDelete(), PageIndexTupleDelete(), PageIndexTupleDeleteNoCompact(), PageIndexTupleOverwrite(), and PageRepairFragmentation().
◆ ItemIdGetRedirect
| #define ItemIdGetRedirect | ( | itemId | ) | ((itemId)->lp_off) |
Definition at line 77 of file itemid.h.
Referenced by btree_xlog_delete_get_latestRemovedXid(), hash_xlog_vacuum_get_latestRemovedXid(), heap_get_root_tuples(), heap_hot_search_buffer(), and heap_prune_chain().
◆ ItemIdHasStorage
| #define ItemIdHasStorage | ( | itemId | ) | ((itemId)->lp_len != 0) |
Definition at line 119 of file itemid.h.
Referenced by btree_xlog_delete_get_latestRemovedXid(), hash_xlog_vacuum_get_latestRemovedXid(), heap_mask(), heap_page_items(), PageAddItemExtended(), PageIndexMultiDelete(), PageIndexTupleDelete(), PageIndexTupleDeleteNoCompact(), PageIndexTupleOverwrite(), and PageRepairFragmentation().
◆ ItemIdIsDead
| #define ItemIdIsDead | ( | itemId | ) | ((itemId)->lp_flags == LP_DEAD) |
Definition at line 112 of file itemid.h.
Referenced by _bt_check_unique(), _bt_checkkeys(), _bt_vacuum_one_page(), _hash_load_qualified_items(), _hash_splitbucket(), _hash_squeezebucket(), _hash_vacuum_one_page(), acquire_sample_rows(), bt_target_page_check(), btree_xlog_delete_get_latestRemovedXid(), collect_corrupt_items(), GetBTPageStatistics(), GetHashPageStatistics(), GetHashPageStats(), gistScanPage(), gistvacuumpage(), hash_xlog_vacuum_get_latestRemovedXid(), heap_get_root_tuples(), heap_page_is_all_visible(), heap_page_prune(), heap_prune_chain(), lazy_scan_heap(), pgstat_index_page(), and statapprox_heap().
◆ ItemIdIsNormal
| #define ItemIdIsNormal | ( | itemId | ) | ((itemId)->lp_flags == LP_NORMAL) |
Definition at line 98 of file itemid.h.
Referenced by acquire_sample_rows(), bitgetpage(), BitmapHeapNext(), brin_doupdate(), GetTupleForTrigger(), heap_abort_speculative(), heap_delete(), heap_fetch(), heap_finish_speculative(), heap_get_latest_tid(), heap_get_root_tuples(), heap_hot_search_buffer(), heap_inplace_update(), heap_lock_tuple(), heap_mask(), heap_page_is_all_visible(), heap_prune_chain(), heap_update(), heap_xlog_confirm(), heap_xlog_delete(), heap_xlog_inplace(), heap_xlog_lock(), heap_xlog_lock_updated(), heap_xlog_update(), heapgetpage(), heapgettup(), heapgettup_pagemode(), lazy_check_needs_freeze(), lazy_scan_heap(), read_seq_tuple(), statapprox_heap(), and tablesample_getnext().
◆ ItemIdIsRedirected
| #define ItemIdIsRedirected | ( | itemId | ) | ((itemId)->lp_flags == LP_REDIRECT) |
Definition at line 105 of file itemid.h.
Referenced by btree_xlog_delete_get_latestRemovedXid(), collect_corrupt_items(), hash_xlog_vacuum_get_latestRemovedXid(), heap_get_root_tuples(), heap_hot_search_buffer(), heap_page_is_all_visible(), heap_prune_chain(), lazy_scan_heap(), and statapprox_heap().
◆ ItemIdIsUsed
| #define ItemIdIsUsed | ( | itemId | ) | ((itemId)->lp_flags != LP_UNUSED) |
Definition at line 91 of file itemid.h.
Referenced by brin_evacuate_page(), brin_page_items(), brin_start_evacuating_page(), brinGetTupleForHeapBlock(), brinRevmapDesummarizeRange(), btree_xlog_delete_get_latestRemovedXid(), collect_corrupt_items(), count_nondeletable_pages(), hash_xlog_vacuum_get_latestRemovedXid(), heap_get_root_tuples(), heap_page_is_all_visible(), heap_page_prune(), heap_prune_chain(), lazy_check_needs_freeze(), lazy_scan_heap(), mask_lp_flags(), PageAddItemExtended(), PageGetHeapFreeSpace(), PageRepairFragmentation(), and statapprox_heap().
◆ ItemIdIsValid
| #define ItemIdIsValid | ( | itemId | ) | PointerIsValid(itemId) |
Definition at line 85 of file itemid.h.
Referenced by bt_page_print_tuples(), and hash_page_items().
◆ ItemIdMarkDead
| #define ItemIdMarkDead | ( | itemId | ) |
Definition at line 178 of file itemid.h.
Referenced by _bt_check_unique(), _bt_killitems(), _hash_kill_items(), and gistkillitems().
◆ ItemIdSetDead
| #define ItemIdSetDead | ( | itemId | ) |
Definition at line 163 of file itemid.h.
Referenced by heap_page_prune_execute().
◆ ItemIdSetNormal
| #define ItemIdSetNormal | ( | itemId, | |
| off, | |||
| len | |||
| ) |
Definition at line 139 of file itemid.h.
Referenced by PageAddItemExtended(), and PageIndexTupleOverwrite().
◆ ItemIdSetRedirect
| #define ItemIdSetRedirect | ( | itemId, | |
| link | |||
| ) |
Definition at line 151 of file itemid.h.
Referenced by heap_page_prune_execute().
◆ ItemIdSetUnused
| #define ItemIdSetUnused | ( | itemId | ) |
Definition at line 127 of file itemid.h.
Referenced by _bt_buildadd(), heap_page_prune_execute(), lazy_vacuum_page(), PageIndexTupleDeleteNoCompact(), and PageRepairFragmentation().
◆ LP_DEAD
◆ LP_NORMAL
| #define LP_NORMAL 1 /* used (should always have lp_len>0) */ |
◆ LP_REDIRECT
| #define LP_REDIRECT 2 /* HOT redirect (should have lp_len=0) */ |
◆ LP_UNUSED
| #define LP_UNUSED 0 /* unused (should always have lp_len=0) */ |
Definition at line 37 of file itemid.h.
Referenced by mask_lp_flags().
Typedef Documentation
◆ ItemId
◆ ItemIdData
| typedef struct ItemIdData ItemIdData |
