Adam <adam@xxxxxxxxxxxxxxxxxx> schrieb: > > I just emptied my table and I want all my new inserts to start with a > 'location_id' of '1'. The table is named "locations" with a SERIAL column > "location_id" > > I tried the below SQL to rest the sequence ID but it's not working. What am I > doing wrong? > > SELECT setval('locations_location_id_seq', (SELECT max(location_id) + 1 FROM > locations)); The table locations are empty? Yeah, select max(location_id) from an empty table is NULL, not 0. And NULL+1 -> NULL. You can't set a Sequence to NULL, that makes no sense. Andreas -- Really, I'm not out to destroy Microsoft. That will just be a completely unintentional side effect. (Linus Torvalds) "If I was god, I would recompile penguin with --enable-fly." (unknow) Kaufbach, Saxony, Germany, Europe. N 51.05082°, E 13.56889°