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Fix to prevent too large tuple from being created.

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This commit is contained in:
Bruce Momjian
1999-07-03 00:33:04 +00:00
parent 954e466c27
commit 97dfff832c
11 changed files with 46 additions and 40 deletions
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8
src/backend/parser/gram.y
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@@ -10,7 +10,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.84 1999/06/07 14:28:25 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.85 1999/07/03 00:32:44 momjian Exp $
*
* HISTORY
* AUTHOR DATE MAJOR EVENT
@@ -36,6 +36,7 @@
#include <ctype.h>
#include "postgres.h"
#include "access/htup.h"
#include "nodes/parsenodes.h"
#include "nodes/print.h"
#include "parser/gramparse.h"
@@ -3384,8 +3385,9 @@ Character: character '(' Iconst ')'
if ($3 < 1)
elog(ERROR,"length for '%s' type must be at least 1",$1);
else if ($3 > BLCKSZ - 128)
elog(ERROR,"length for type '%s' cannot exceed %d",$1, BLCKSZ-128);
else if ($3 > MaxTupleSize)
elog(ERROR,"length for type '%s' cannot exceed %d",$1,
MaxTupleSize);
/* we actually implement this sort of like a varlen, so
* the first 4 bytes is the length. (the difference