Re: conditionally query a catalogue's field
- From: "Hilary Cotter" <hilary.cotter@xxxxxxxxx>
- Date: Mon, 11 Sep 2006 08:53:27 -0400
Full text index an indexed view. Have the view only show you the rows where
active=2. This is only available in SQL 2005. In SQL 2000 you would have to
partition the table into child tables where one of the child tables would
only have rows where the status column is 2.
--
Hilary Cotter
Director of Text Mining and Database Strategy
RelevantNOISE.Com - Dedicated to mining blogs for business intelligence.
This posting is my own and doesn't necessarily represent RelevantNoise's
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<mark.brady@xxxxxxxxxxxxxxxxxxx> wrote in message
news:1157942252.077692.218360@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
I have recently used the 'top_n_by_rank' clause in a full text
query in order to reduce the query execution time.
Here is the senario - we have a table called 'article' that has
three fields.
ID int,
Active bit,
Body varchar(8000)
I want use the top_n_by_rank clause to only return the top 10 articles.
Simple enough but out of the top 10 articles returned only 2 of those
were active.
Is there a way to conditionally query a catalogue field?
My FT query is below:
SELECT
*
FROM
Article AS FT_TBL
INNER JOIN CONTAINSTABLE(Article,
Body,
@vchQuery,
10
) AS KEY_TBL ON FT_TBL.ID = KEY_TBL.[KEY]
WHERE
FT_TBL.Active = 1
This seems to return the top 10 articles from the catalogue then
filters based on the where clause. I would like it to filter before
doing the FT search.
Thanks
.
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