Re: Bug in pg_get_ruledef?
От | Tom Lane |
---|---|
Тема | Re: Bug in pg_get_ruledef? |
Дата | |
Msg-id | 6963.1006734659@sss.pgh.pa.us обсуждение исходный текст |
Ответ на | Bug in pg_get_ruledef? (Sergio Pili <sergiop@sinectis.com.ar>) |
Список | pgsql-hackers |
Sergio Pili <sergiop@sinectis.com.ar> writes: > pg_get_ruledef cannot read the following rule: Fix committed --- many thanks for the report! Attached is the patch against current sources, if you need it. regards, tom lane *** src/backend/utils/adt/ruleutils.c.orig Mon Nov 19 14:51:20 2001 --- src/backend/utils/adt/ruleutils.c Sun Nov 25 19:18:32 2001 *************** *** 769,775 **** --- 769,788 ---- appendStringInfo(buf, " WHERE "); qual = stringToNode(ev_qual); + + /* + * We need to make a context for recognizing any Vars in the qual + * (which can only be references to OLD and NEW). Use the rtable + * of the first query in the action list for this purpose. + */ query = (Query *) lfirst(actions); + + /* + * If the action is INSERT...SELECT, OLD/NEW have been pushed + * down into the SELECT, and that's what we need to look at. + * (Ugly kluge ... try to fix this when we redesign querytrees.) + */ + query = getInsertSelectQuery(query, NULL); context.buf = buf; context.namespaces = makeList1(&dpns);
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