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Commitf4ec2fa

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Modify information_schema._pg_keysequal() to avoid search path risk when
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.
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‎src/backend/catalog/information_schema.sql

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@@ -4,7 +4,7 @@
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*
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* Copyright (c) 2003-2010, PostgreSQL Global Development Group
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*
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* $PostgreSQL: pgsql/src/backend/catalog/information_schema.sql,v 1.65 2010/01/2823:21:11 petere Exp $
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* $PostgreSQL: pgsql/src/backend/catalog/information_schema.sql,v 1.66 2010/04/28 21:18:07 tgl Exp $
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*/
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/*
@@ -24,7 +24,7 @@
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CREATESCHEMAinformation_schema;
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GRANT USAGEON SCHEMA information_schema TO PUBLIC;
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SET search_path TO information_schema, public;
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SET search_path TO information_schema;
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/*
@@ -42,7 +42,7 @@ CREATE FUNCTION _pg_expandarray(IN anyarray, OUT x anyelement, OUT n int)
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CREATEFUNCTION_pg_keysequal(smallint[],smallint[]) RETURNSboolean
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LANGUAGE sql IMMUTABLE-- intentionally not STRICT, to allow inlining
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AS'select $1<@ $2 and $2<@ $1';
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AS'select $1operator(pg_catalog.<@) $2 and $2operator(pg_catalog.<@) $1';
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/* Given an index's OID and an underlying-table column number, return the
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* column's position in the index (NULL if not there)*/

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