diff options
| author | Vadim B. Mikheev | 2001-02-07 23:34:18 +0000 |
|---|---|---|
| committer | Vadim B. Mikheev | 2001-02-07 23:34:18 +0000 |
| commit | 66decbfb08018605b7e0abcba39e2ca1b9093350 (patch) | |
| tree | 2adbdd6272b8bf867cbf74425cf238bf18a8da16 | |
| parent | 6b52dc749130190567ad9c0addef397e925a2db9 (diff) | |
Macro for btree runtime fix.
| -rw-r--r-- | src/include/access/nbtree.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/include/access/nbtree.h b/src/include/access/nbtree.h index ed35f7b1f0a..e8d0950ecc1 100644 --- a/src/include/access/nbtree.h +++ b/src/include/access/nbtree.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $Id: nbtree.h,v 1.50 2001/01/24 19:43:19 momjian Exp $ + * $Id: nbtree.h,v 1.51 2001/02/07 23:34:18 vadim Exp $ * *------------------------------------------------------------------------- */ @@ -50,6 +50,10 @@ typedef BTPageOpaqueData *BTPageOpaque; #define BTREE_METAPAGE 0 /* first page is meta */ #define BTREE_MAGIC 0x053162 +#define BTreeInvalidParent(opaque) \ + (opaque->btpo_parent == InvalidBlockNumber || \ + opaque->btpo_parent == BTREE_METAPAGE) + #define BTREE_VERSION 1 typedef struct BTMetaPageData |