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Clean up handling of inherited-table update queries, per bug report

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from Sebastian Böck.  The fix involves being more consistent about
when rangetable entries are copied or modified.  Someday we really
need to fix this stuff to not scribble on its input data structures
in the first place...
This commit is contained in:
Tom Lane
2004-10-02 22:39:49 +00:00
parent 19241421f2
commit 47aa95e951
5 changed files with 78 additions and 55 deletions
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5
src/include/optimizer/prep.h
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@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2004, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/optimizer/prep.h,v 1.45 2004/08/29 04:13:08 momjian Exp $
* $PostgreSQL: pgsql/src/include/optimizer/prep.h,v 1.46 2004/10/02 22:39:49 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -52,8 +52,7 @@ extern Plan *plan_set_operations(Query *parse, List **sortClauses);
extern List *find_all_inheritors(Oid parentrel);
extern List *expand_inherited_rtentry(Query *parse, Index rti,
bool dup_parent);
extern List *expand_inherited_rtentry(Query *parse, Index rti);
extern Node *adjust_inherited_attrs(Node *node,
Index old_rt_index, Oid old_relid,