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Modify information_schema._pg_keysequal() to avoid search path risk when

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contrib/intarray is loaded.  Per bug #5417 from Kenaniah Cerny.

Not forcing initdb since backend doesn't directly depend on this,
and few people have run into it.
This commit is contained in:
Tom Lane 2010-04-28 21:18:07 +00:00
parent c80a85e3cd
commit f4ec2fabbf
1 changed files with 3 additions and 3 deletions
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6
src/backend/catalog/information_schema.sql
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@ -4,7 +4,7 @@
* *
* Copyright (c) 2003-2010, PostgreSQL Global Development Group * Copyright (c) 2003-2010, PostgreSQL Global Development Group
* *
* $PostgreSQL: pgsql/src/backend/catalog/information_schema.sql,v 1.65 2010/01/28 23:21:11 petere Exp $ * $PostgreSQL: pgsql/src/backend/catalog/information_schema.sql,v 1.66 2010/04/28 21:18:07 tgl Exp $
*/ */
/* /*
@ -24,7 +24,7 @@
CREATE SCHEMA information_schema; CREATE SCHEMA information_schema;
GRANT USAGE ON SCHEMA information_schema TO PUBLIC; GRANT USAGE ON SCHEMA information_schema TO PUBLIC;
SET search_path TO information_schema, public; SET search_path TO information_schema;
/* /*
@ -42,7 +42,7 @@ CREATE FUNCTION _pg_expandarray(IN anyarray, OUT x anyelement, OUT n int)
CREATE FUNCTION _pg_keysequal(smallint[], smallint[]) RETURNS boolean CREATE FUNCTION _pg_keysequal(smallint[], smallint[]) RETURNS boolean
LANGUAGE sql IMMUTABLE -- intentionally not STRICT, to allow inlining LANGUAGE sql IMMUTABLE -- intentionally not STRICT, to allow inlining
AS 'select $1 <@ $2 and $2 <@ $1'; AS 'select $1 operator(pg_catalog.<@) $2 and $2 operator(pg_catalog.<@) $1';
/* Given an index's OID and an underlying-table column number, return the /* Given an index's OID and an underlying-table column number, return the
* column's position in the index (NULL if not there) */ * column's position in the index (NULL if not there) */