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Fix crash when trying to display a NOTIFY rule action.

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Fixes oversight in commit 2ffa740be9.
Per report from Josh Kupershmidt.

I think we've broken this case before, so let's add a regression test
this time.
This commit is contained in:
Tom Lane
2013-05-16 16:47:26 -04:00
parent 6563fb2b45
commit 403bd6a18b
3 changed files with 17 additions and 7 deletions
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19
src/backend/utils/adt/ruleutils.c
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@ -2564,14 +2564,19 @@ set_deparse_for_query(deparse_namespace *dpns, Query *query,
dpns->rtable_columns = lappend(dpns->rtable_columns,
palloc0(sizeof(deparse_columns)));
/* Detect whether global uniqueness of USING names is needed */
dpns->unique_using = has_unnamed_full_join_using((Node *) query->jointree);
/* If it's a utility query, it won't have a jointree */
if (query->jointree)
{
/* Detect whether global uniqueness of USING names is needed */
dpns->unique_using =
has_unnamed_full_join_using((Node *) query->jointree);
/*
* Select names for columns merged by USING, via a recursive pass over the
* query jointree.
*/
set_using_names(dpns, (Node *) query->jointree);
/*
* Select names for columns merged by USING, via a recursive pass over
* the query jointree.
*/
set_using_names(dpns, (Node *) query->jointree);
}
/*
* Now assign remaining column aliases for each RTE. We do this in a