SCD taking very long to load a table
My source is Views in SQL 2008 . I have read only access there . At destination the environment is Same sql 2008 and I have all the permissions.
My problem is that I am implementing SCD Type 1 but the table has 400,000 records and SCD is taking forever to load the data . What are other efficient ways to solve this problem in SSIS or SQL .
Thanks!
arun
May 2nd, 2011 4:33pm
Hello Arun,
Are you using SCD Transforamtion? Or OLEDB Command Transformation? These transformations are slow.
IF you have everything on the same server, USE TSQL , You can use Merge Statement to have SCD1 type data.
link: http://blogs.microsoft.co.il/blogs/bursteg/archive/2007/12/06/sql-server-2008-t-sql-merge-statement.aspx
Thanks
http://sqlage.blogspot.com/
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May 2nd, 2011 4:44pm
I am using SCD transformation and it generated OLEDB for updates and My source is on different server and destination is on different server.
Thanks arun
May 2nd, 2011 4:52pm
The standard SCD is slow. Here are some alternatives for the SCD:
http://microsoft-ssis.blogspot.com/2011/01/slowly-changing-dimension-alternatives.html
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May 2nd, 2011 5:26pm