On 3/24/2011 3:32 PM, Bart Smissaert wrote: > Couldn't get this to work yet. > What would be the full SQL, including the order by clause?
delete from xxx where entry_id not in ( select entry_id from xxx where xxx.patient_id = patient_id order by start_date desc limit 1); Deletes all but the most recent entry for each patient. Is this what you are after? -- Igor Tandetnik _______________________________________________ sqlite-users mailing list sqlite-users@sqlite.org http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users