How Are a SharePoint List’s Calculated Columns Stored and Rendered?

Ever helpful @MSwannMSFT – Matt Swann at Microsoft (why aren’t there more like him?) – spotted a Twitter discussion between @jvossers, @willhlaw, and me (@sympmarc) yesterday, and in his usual tenacious style, promised an answer.  This guy doesn’t just guess, he goes and tracks down the line of code or the actual developer and finds…

string;# Before Values in a SharePoint List’s Lookup Column Based on a Calculated Value

I’ve seen lots of posts discussing this, but no workarounds.  Here’s the situation: One list (List 1) contains a list of values that are calculated (say ColumnC = ColumnA & ColumnB) Another list (List 2) uses ColumnC above as a lookup for one of its columns If you go into Datasheet view for List 2,…