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Tweak SPI_cursor_open to allow INSERT/UPDATE/DELETE RETURNING; this was

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merely a matter of fixing the error check, since the underlying Portal
infrastructure already handles it.  This in turn allows these statements
to be used in some existing plpgsql and plperl contexts, such as a
plpgsql FOR loop.  Also, do some marginal code cleanup in places that
were being sloppy about distinguishing SELECT from SELECT INTO.
This commit is contained in:
Tom Lane
2006-08-12 20:05:56 +00:00
parent 883f4b42d7
commit 3f8db37c2f
16 changed files with 152 additions and 114 deletions
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4
src/backend/parser/parse_expr.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/parser/parse_expr.c,v 1.196 2006/08/02 01:59:46 joe Exp $
* $PostgreSQL: pgsql/src/backend/parser/parse_expr.c,v 1.197 2006/08/12 20:05:55 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -1104,7 +1104,7 @@ transformSubLink(ParseState *pstate, SubLink *sublink)
elog(ERROR, "bad query in sub-select");
qtree = (Query *) linitial(qtrees);
if (qtree->commandType != CMD_SELECT ||
qtree->resultRelation != 0)
qtree->into != NULL)
elog(ERROR, "bad query in sub-select");
sublink->subselect = (Node *) qtree;