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The attached patch disallows the use of coldeflists for functions that

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don't return type RECORD. It also catches a core dump condition when a
function returning RECORD had an alias list instead of a coldeflist.

Now both conditions throw an ERROR.

Joe Conway
This commit is contained in:
Bruce Momjian 2002-08-06 05:33:29 +00:00
parent 7b30ed8fa4
commit dd6513a5b6
1 changed files with 22 additions and 1 deletions
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23
src/backend/parser/parse_relation.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/parser/parse_relation.c,v 1.73 2002/08/05 02:30:50 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/parse_relation.c,v 1.74 2002/08/06 05:33:29 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -729,6 +729,27 @@ addRangeTableEntryForFunction(ParseState *pstate,
*/
functyptype = get_typtype(funcrettype);
if (coldeflist != NIL)
{
/*
* we *only* allow a coldeflist for functions returning a
* RECORD pseudo-type
*/
if (functyptype != 'p' || (functyptype == 'p' && funcrettype != RECORDOID))
elog(ERROR, "A column definition list is only allowed for"
" functions returning RECORD");
}
else
{
/*
* ... and a coldeflist is *required* for functions returning a
* RECORD pseudo-type
*/
if (functyptype == 'p' && funcrettype == RECORDOID)
elog(ERROR, "A column definition list is required for functions"
" returning RECORD");
}
if (functyptype == 'c')
{
/*