SELECT count(*) as rows,
sum(scan_key) as sum_scan_key,
sum(rel0) as sum_rel0,
sum(rel1) as sum_rel1,
sum(rel2) as sum_rel2
FROM twomass_scn;
rows | sum_scan_key | sum_rel0 | sum_rel1 | sum_rel2
-------+--------------+----------+----------+----------
59731 | 2125504036 | 82 | 2994 | 25074