Generalhttps://www.infopathdev.com:443/forums/41.aspxIf you're not sure where to ask your question, ask it here. If necessary, our moderators will make sure it gets classified in the correct board.enCommunityServer 2007 SP3 (Build: 31118.962)Re: Is it ok to use a list, that uses lookup columns to get its own data, as a secondary data source?https://www.infopathdev.com:443/forums/thread/72516.aspxWed, 30 Nov 2011 22:26:19 GMT033a2e2d-04e2-4a9d-be01-a4634161eefd:72516Anson Hidajat0https://www.infopathdev.com:443/forums/thread/72516.aspxhttps://www.infopathdev.com:443/forums/commentrss.aspx?SectionID=41&PostID=72516This seems like a perfectly good use of a secondary data source.  You will only start running into performance issues if your lookup list starts running into the thousands of items.  And if you need to support that much data in your lookup, you can mitigate any performance issues with filters.Is it ok to use a list, that uses lookup columns to get its own data, as a secondary data source?https://www.infopathdev.com:443/forums/thread/72343.aspxThu, 24 Nov 2011 02:23:14 GMT033a2e2d-04e2-4a9d-be01-a4634161eefd:72343starkey0https://www.infopathdev.com:443/forums/thread/72343.aspxhttps://www.infopathdev.com:443/forums/commentrss.aspx?SectionID=41&PostID=72343Would having a secondary data source (which in this case is a SharePoint list ) that has a lookup column with another list SharePoint list a bad idea? Is it feasible to do so? Would this slow the performance of my InfoPath form as it will e pulling data from a list that is also pulling data from another list via a lookup column?