What are the differences between Merge Join and Lookup transformations in SSIS?

Question

Hi I\'m new to SSIS packages and writing a package and reading up about them at the same time.

I need to convert a DTS into a SSIS package and I need to perform a j

Answer 1

I will suggest a third alternative to consider. Your OLE DBSource could contain a query rather than a table and you could do the join there. This is not good in all situations but when you can use it then you don't have to sort beforehand.