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Add a defense to prevent core dumps if 8.2 version of rank_cd() is used with

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the 8.1 SQL function definition for it.  Per report from Rajesh Kumar Mallah,
such a DBA error doesn't seem at all improbable, and the cost of checking for
it is not very high compared to the cost of running this function.  (It would
have been better to change the C name of the function so it wouldn't be called
by the old SQL definition, but it's too late for that now in the 8.2 branch.)
This commit is contained in:
Tom Lane
2006-12-28 01:09:01 +00:00
parent 3a7f5459d7
commit 859b8dd51a
2 changed files with 19 additions and 2 deletions
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3
src/include/catalog/pg_type.h
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@ -8,7 +8,7 @@
* Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/catalog/pg_type.h,v 1.173 2006/12/21 16:05:15 petere Exp $
* $PostgreSQL: pgsql/src/include/catalog/pg_type.h,v 1.174 2006/12/28 01:09:01 tgl Exp $
*
* NOTES
* the genbki.sh script reads this file and generates .bki
@ -422,6 +422,7 @@ DATA(insert OID = 1018 ( _lseg PGNSP PGUID -1 f b t \054 0 601 array_in array
DATA(insert OID = 1019 ( _path PGNSP PGUID -1 f b t \054 0 602 array_in array_out array_recv array_send - d x f 0 -1 0 _null_ _null_ ));
DATA(insert OID = 1020 ( _box PGNSP PGUID -1 f b t \073 0 603 array_in array_out array_recv array_send - d x f 0 -1 0 _null_ _null_ ));
DATA(insert OID = 1021 ( _float4 PGNSP PGUID -1 f b t \054 0 700 array_in array_out array_recv array_send - i x f 0 -1 0 _null_ _null_ ));
#define FLOAT4ARRAYOID 1021
DATA(insert OID = 1022 ( _float8 PGNSP PGUID -1 f b t \054 0 701 array_in array_out array_recv array_send - d x f 0 -1 0 _null_ _null_ ));
DATA(insert OID = 1023 ( _abstime PGNSP PGUID -1 f b t \054 0 702 array_in array_out array_recv array_send - i x f 0 -1 0 _null_ _null_ ));
DATA(insert OID = 1024 ( _reltime PGNSP PGUID -1 f b t \054 0 703 array_in array_out array_recv array_send - i x f 0 -1 0 _null_ _null_ ));