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All Tags » SSIS 2008 » Expressions
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In SSIS 2005, one of the challenges with the Lookup transform was that the SQL used to populate the cache was fixed at design time. You could dynamically pass in parameters to the SQL, but only if you turned on the advanced caching options, which puts the lookup into row-by-row operation. With smaller tables (<100,000 rows) this wasn't too much ...
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I ran across a forum post today that highlighted a limitation with connection managers that I wasn't aware of, so I thought I'd post it here. If you have RetainSameConnection set to TRUE, and you are also trying to update the connection string through an expression, be aware the connection will not change to reflect the new connection string. ...
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