Fix pg_get_serial_sequence(), which could incorrectly return the name
of an index on a serial column, rather than the name of the associated sequence. Fallout from recent changes in dependency setup for serials. Per bug #2732 from Basil Evseenko.
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@ -2,7 +2,7 @@
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* ruleutils.c - Functions to convert stored expressions/querytrees
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* back to source text
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*
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* $PostgreSQL: pgsql/src/backend/utils/adt/ruleutils.c,v 1.234 2006/10/04 00:29:59 momjian Exp $
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* $PostgreSQL: pgsql/src/backend/utils/adt/ruleutils.c,v 1.235 2006/11/10 22:59:29 tgl Exp $
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**********************************************************************/
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#include "postgres.h"
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@ -1288,12 +1288,14 @@ pg_get_serial_sequence(PG_FUNCTION_ARGS)
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Form_pg_depend deprec = (Form_pg_depend) GETSTRUCT(tup);
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/*
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* We assume any auto dependency of a relation on a column must be
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* what we are looking for.
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* We assume any auto dependency of a sequence on a column must be
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* what we are looking for. (We need the relkind test because indexes
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* can also have auto dependencies on columns.)
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*/
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if (deprec->classid == RelationRelationId &&
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deprec->objsubid == 0 &&
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deprec->deptype == DEPENDENCY_AUTO)
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deprec->deptype == DEPENDENCY_AUTO &&
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get_rel_relkind(deprec->objid) == RELKIND_SEQUENCE)
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{
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sequenceId = deprec->objid;
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break;
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