It's not particularly efficient, if the tables get large, but: SELECT Table2.id FROM Table2 WHERE Table2.id NOT IN (SELECT Table1.id FROM Table1)
>I can do this with two queries, but I seem to remember there's a way > to do it with just one. > > I have two tables, Table1 and Table2. > > I want a recordset containing all the Table2 IDs that are NOT in the > Table1 table. > I know there's an SQL statement, a join, to do that..but I just can't > remember it! > 0_0 > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Purchase Homesite Plus with Dreamweaver from House of Fusion, a Macromedia Authorized Affiliate and support the CF community. http://www.houseoffusion.com/banners/view.cfm?bannerid=55 Message: http://www.houseoffusion.com/lists.cfm/link=i:5:170363 Archives: http://www.houseoffusion.com/cf_lists/threads.cfm/5 Subscription: http://www.houseoffusion.com/lists.cfm/link=s:5 Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=11502.10531.5 Donations & Support: http://www.houseoffusion.com/tiny.cfm/54
