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Fix crash if a DROP is attempted on an internally-dependent object.
Introduced in 8.4 rewrite of dependency.c. Per bug #5072 from Amit Khandekar.
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@ -8,7 +8,7 @@
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* IDENTIFICATION
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* $PostgreSQL: pgsql/src/backend/catalog/dependency.c,v 1.90 2009/08/07 15:27:56 tgl Exp $
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* $PostgreSQL: pgsql/src/backend/catalog/dependency.c,v 1.91 2009/09/22 15:46:34 tgl Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -559,7 +559,8 @@ findDependentObjects(const ObjectAddress *object,
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{
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char *otherObjDesc;
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if (object_address_present(&otherObject, pendingObjects))
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if (pendingObjects &&
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object_address_present(&otherObject, pendingObjects))
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{
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systable_endscan(scan);
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/* need to release caller's lock; see notes below */
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@ -1444,6 +1444,14 @@ insert into rule_and_refint_t3 values (1, 13, 11, 'row8');
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ERROR: insert or update on table "rule_and_refint_t3" violates foreign key constraint "rule_and_refint_t3_id3a_fkey"
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DETAIL: Key (id3a, id3b)=(1, 13) is not present in table "rule_and_refint_t1".
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--
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-- disallow dropping a view's rule (bug #5072)
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--
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create view fooview as select 'foo'::text;
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drop rule "_RETURN" on fooview;
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ERROR: cannot drop rule _RETURN on view fooview because view fooview requires it
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HINT: You can drop view fooview instead.
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drop view fooview;
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--
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-- check for planner problems with complex inherited UPDATES
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--
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create table id (id serial primary key, name text);
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@ -851,6 +851,14 @@ create rule rule_and_refint_t3_ins as on insert to rule_and_refint_t3
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insert into rule_and_refint_t3 values (1, 11, 13, 'row7');
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insert into rule_and_refint_t3 values (1, 13, 11, 'row8');
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--
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-- disallow dropping a view's rule (bug #5072)
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--
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create view fooview as select 'foo'::text;
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drop rule "_RETURN" on fooview;
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drop view fooview;
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--
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-- check for planner problems with complex inherited UPDATES
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--
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