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Remove the 'not in' operator (!!=). This was a hangover from Berkeley

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days that was obsolete the moment we had IN (SELECT ...) capability.
It's arguably a security hole since it applied no permissions check to
the table it searched, and since it was never documented anywhere,
removing it seems more appropriate than fixing it.
This commit is contained in:
Tom Lane
2007-08-27 01:39:25 +00:00
parent a41e46b261
commit 6c96188cb5
6 changed files with 7 additions and 141 deletions
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6
src/include/utils/builtins.h
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@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2007, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/utils/builtins.h,v 1.300 2007/08/21 01:11:30 tgl Exp $
* $PostgreSQL: pgsql/src/include/utils/builtins.h,v 1.301 2007/08/27 01:39:25 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -418,10 +418,6 @@ extern Datum pg_tablespace_databases(PG_FUNCTION_ARGS);
extern Datum pg_rotate_logfile(PG_FUNCTION_ARGS);
extern Datum pg_sleep(PG_FUNCTION_ARGS);
/* not_in.c */
extern Datum int4notin(PG_FUNCTION_ARGS);
extern Datum oidnotin(PG_FUNCTION_ARGS);
/* oid.c */
extern Datum oidin(PG_FUNCTION_ARGS);
extern Datum oidout(PG_FUNCTION_ARGS);