diff options
Diffstat (limited to 'src/include/access/nbtree.h')
| -rw-r--r-- | src/include/access/nbtree.h | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/include/access/nbtree.h b/src/include/access/nbtree.h index 3350a057b2f..2e3be26a738 100644 --- a/src/include/access/nbtree.h +++ b/src/include/access/nbtree.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/access/nbtree.h,v 1.105 2006/10/04 00:30:07 momjian Exp $ + * $PostgreSQL: pgsql/src/include/access/nbtree.h,v 1.106 2006/11/01 19:43:17 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -163,6 +163,7 @@ typedef struct BTMetaPageData #define P_ISLEAF(opaque) ((opaque)->btpo_flags & BTP_LEAF) #define P_ISROOT(opaque) ((opaque)->btpo_flags & BTP_ROOT) #define P_ISDELETED(opaque) ((opaque)->btpo_flags & BTP_DELETED) +#define P_ISHALFDEAD(opaque) ((opaque)->btpo_flags & BTP_HALF_DEAD) #define P_IGNORE(opaque) ((opaque)->btpo_flags & (BTP_DELETED|BTP_HALF_DEAD)) #define P_HAS_GARBAGE(opaque) ((opaque)->btpo_flags & BTP_HAS_GARBAGE) @@ -203,8 +204,10 @@ typedef struct BTMetaPageData #define XLOG_BTREE_SPLIT_R_ROOT 0x60 /* as above, new item on right */ #define XLOG_BTREE_DELETE 0x70 /* delete leaf index tuple */ #define XLOG_BTREE_DELETE_PAGE 0x80 /* delete an entire page */ -#define XLOG_BTREE_DELETE_PAGE_META 0x90 /* same, plus update metapage */ +#define XLOG_BTREE_DELETE_PAGE_META 0x90 /* same, and update metapage */ #define XLOG_BTREE_NEWROOT 0xA0 /* new root page */ +#define XLOG_BTREE_DELETE_PAGE_HALF 0xB0 /* page deletion that makes + * parent half-dead */ /* * All that we need to find changed index tuple @@ -501,7 +504,8 @@ extern void _bt_pageinit(Page page, Size size); extern bool _bt_page_recyclable(Page page); extern void _bt_delitems(Relation rel, Buffer buf, OffsetNumber *itemnos, int nitems); -extern int _bt_pagedel(Relation rel, Buffer buf, bool vacuum_full); +extern int _bt_pagedel(Relation rel, Buffer buf, + BTStack stack, bool vacuum_full); /* * prototypes for functions in nbtsearch.c |