Oracle FAQ | Your Portal to the Oracle Knowledge Grid |
Home -> Community -> Usenet -> c.d.o.server -> Re: Error on Materialized view : subquery or named view in FROM list even after view merging
Victor K. wrote:
> Hello,
> i'm trying to create a mview with FAST refresh, ON COMMIT and a query
> with UNION ALL.
> I succeed in creating some mview of this type, so i assume mview logs
> creation is ok.
> So i tried another another query, it didn't work and
> DBMS_VIEW_EXPLAIN_MVIEW give me the following tips :
>
> REFRESH_FAST_AFTER_INSERT F subquery or named view in FROM list even
> after view merging
>
> The concerned query is :
>
> SELECT
> d.ID_PROP as ID_LINE,
> 'RT' as TYPE,
> a.TYPE_SS_CAT as CAT,
> COUNT(*) as TOTAL,
> COUNT(a.TYPE_SS_CAT) as VALEUR,
> 'attn' as TYPE_COUNT,
> d.MARCHE_ID,
> 1 as umarker
> FROM
> ATTN a inner join DBMV d on a.REF_INT_DBMV = d.ID
> WHERE
> d.ID_PROP IS NOT NULL AND
> a.INDICATOR = 1 AND
> a.TYPE_PROP = 'RT' AND
> d.MARCHE_ID = 1
> group by a.TYPE_SS_CAT, d.MARCHE_ID, d.ID_PROP
> union all
> SELECT
> d.ID_FG_LINE as ID_LINE,
> 'FG' as TYPE,
> a.TYPE_SS_CAT as CAT,
> COUNT(*) as TOTAL,
> COUNT(a.TYPE_SS_CAT) as VALEUR,
> 'attn' as TYPE_COUNT,
> d.MARCHE_ID,
> 2 as umarker
> FROM
> ATTN a inner join DBMV d on a.REF_INT_DBMV = d.ID
> WHERE
> d.ID_FG_LINE IS NOT NULL AND
> a.INDICATOR= 1 AND
> a.TYPE_PROP = 'FG' AND
> d.MARCHE_ID = 1
> group by a.TYPE_SS_CAT, d.MARCHE_ID, d.ID_FG_LINE
>
> As english isn't my mothertongue, i don't fully understand the error
> message and what it is the problem.
> Oracle version is 9.2.
>
> does anyone see the problem ?
>
> regards,
What is the value for query_rewrite_integrity in gv$parameter?
-- Daniel A. Morgan University of Washington damorgan_at_x.washington.edu (replace x with u to respond) Puget Sound Oracle Users Group www.psoug.orgReceived on Sat Jul 29 2006 - 12:04:42 CDT