Querying Set Membership Posted on June 30, 2011June 30, 2011 by Carol Post deleted because it was a lot easier than I thought! See comments below. Share this:TwitterFacebook Carol I've been doing IT for 30 years, and IdM for 15. I live in Australia and build IdM solutions based on Microsoft Identity Manager. I also play the violin, but that doesn't help much with the IdM solutions.