My following query sometimes gives 72 rows and sometimes gives 71 rows as output. How could it misses one?SELECT distinct on (st.gid) sv.timing, st.gid, st.areaFROM servers svINNER JOIN sites stON (st_distance(sv.geom, st.geom)<8.5) where sv.workmode = 1 AND sv.timing >= timestamp '2018-02-02 00:00:00' and sv.timing <= timestamp '2018-02-02 23:59:59'
pgsql-sql by date:
Соглашаюсь с условиями обработки персональных данных