diff options
| author | Bruce Momjian <bruce@momjian.us> | 1999-07-04 04:56:02 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 1999-07-04 04:56:02 +0000 |
| commit | eba41848aafd2d109c38009466e135d672a6a41f (patch) | |
| tree | 2f91925e26bb4ac8ccf74ca347ad11804f286f8d /src/include | |
| parent | b31aa64f4aa065de5fe7be1a2a204675775245ec (diff) | |
Clarify maximum tuple and max attribute lengths.
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/access/htup.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/include/access/htup.h b/src/include/access/htup.h index 9ad5d4e123f..8eda1020d35 100644 --- a/src/include/access/htup.h +++ b/src/include/access/htup.h @@ -6,7 +6,7 @@ * * Copyright (c) 1994, Regents of the University of California * - * $Id: htup.h,v 1.18 1999/07/03 01:57:53 momjian Exp $ + * $Id: htup.h,v 1.19 1999/07/04 04:56:01 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -56,7 +56,9 @@ typedef HeapTupleHeaderData *HeapTupleHeader; #define MinTupleSize (DOUBLEALIGN(sizeof (PageHeaderData) + \ sizeof(HeapTupleHeaderData) + sizeof(int4))) -#define MaxTupleSize (BLCKSZ/2 - MinTupleSize) +#define MaxTupleSize (BLCKSZ - MinTupleSize) + +#define MaxAttrSize (MaxTupleSize - sizeof(HeapTupleHeaderData)) #define SelfItemPointerAttributeNumber (-1) #define ObjectIdAttributeNumber (-2) |