this is one way, wouldnt the right outer join work?
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help with right outer join logic
Hello experts, i am kinda confused here with the exact way of getting my data.
I have 2 similar tables
TABLE A ( VID, NAME, DATE)
TABLE B ( VID, NAME, DATE)
Now i have to update table A with Table B records doing a join on VID, if they match update it, else insert the unmatched records into table A, in either way i need to have all the records in table a from table b.
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Answers
This can be done with one statement using MERGE in SQL Server 2008. Refer this URL to mimic the MERGE.
http://sqlserver-tips.blog
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by: angelIIIPosted on 2009-11-02 at 07:52:51ID: 25720466
with sql 2005, you cannot do that in 1 statement.
you have to update with join first: http://www.experts-exchang
and then insert using a select with LEFT JOIN.
insert into tableA (VID, name, date)
select b.vid, b.name, b.date
from tableB b
left join tableA a
on a.VID = b.VID
WHERE a.VID IS NULL