» Distinct (RSS)
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Almost one month ago I made a post about a brand new Distinct component for SSIS made by Alberto Ferrari and freely available on SQLBI.EU.
The most used way to get distinct rows in a Data Flow that I've seen is to use the Sort component, asking only for distinct rows (there is a check box for that in the standard edit dialog box). The Sort ...
Alberto Ferrari has published on SQLBI.EU a Distinct component for SSIS. The big advantage is less memory used when you have few distinct values extracted from a large set of data. Component and source code are freeware.
Now the challenge is: how to improve the algorithm? Goals: more fast, less memory consumption...