Veamos si lo entendí bien:
SELECT checkpoints_timed, checkpoints_req FROM pg_stat_bgwriter;
checkpoints_timed | checkpoints_req
-------------------+-----------------
4936 | 225
(1 row)
Veamos si lo entendí bien:
SELECT checkpoints_timed, checkpoints_req FROM pg_stat_bgwriter;
checkpoints_timed | checkpoints_req
-------------------+-----------------
4936 | 225
(1 row)