Output format in PostgreSQL

 \x on

postgres=# select * from pg_stat_bgwriter ;
 checkpoints_timed | checkpoints_req | checkpoint_write_time | checkpoint_sync_time | buffers_checkpoint | buffers_clean | maxwritten_clean | buffers_backend | buffers_backend_fsync | buffe
rs_alloc |           stats_reset
-------------------+-----------------+-----------------------+----------------------+--------------------+---------------+------------------+-----------------+-----------------------+------
---------+----------------------------------
               640 |               2 |                  5565 |                    2 |                 58 |             0 |                0 |               2 |                     0 |
     527 | 2021-09-24 23:23:23.434226+05:30
(1 row)

postgres=# \x on
Expanded display is on.

postgres=#
postgres=#
postgres=# select * from pg_stat_bgwriter ;
-[ RECORD 1 ]---------+---------------------------------
checkpoints_timed     | 640
checkpoints_req       | 2
checkpoint_write_time | 5565
checkpoint_sync_time  | 2
buffers_checkpoint    | 58
buffers_clean         | 0
maxwritten_clean      | 0
buffers_backend       | 2
buffers_backend_fsync | 0
buffers_alloc         | 528
stats_reset           | 2021-09-24 23:23:23.434226+05:30