| SELECT pgperf.create_snapshot_pg_stat_archiver(0); |
| SELECT count(*) FROM pgperf.snapshot_pg_stat_bgwriter; |
| |
| SELECT pgperf.create_snapshot_pg_stat_archiver(1); |
| SELECT count(*) FROM pgperf.snapshot_pg_stat_bgwriter; |
| |
| SELECT pgperf.create_snapshot_pg_stat_archiver(2); |
| SELECT count(*) FROM pgperf.snapshot_pg_stat_bgwriter; |
| |
| SELECT pgperf.delete_snapshot_pg_stat_archiver(1); |
| SELECT count(*) FROM pgperf.snapshot_pg_stat_bgwriter; |
| |
| SELECT pgperf.delete_snapshot_pg_stat_archiver(2); |
| SELECT count(*) FROM pgperf.snapshot_pg_stat_bgwriter; |
| |
| SELECT pgperf.delete_snapshot_pg_stat_archiver(0); |
| SELECT count(*) FROM pgperf.snapshot_pg_stat_bgwriter; |