| CREATE SEQUENCE s1; |
| CREATE SEQUENCE |
| SELECT nextval('s1'); |
| nextval |
| --------- |
| 1 |
| (1 row) |
| |
| SELECT pgperf.create_snapshot_pg_statio_user_sequences(0); |
| create_snapshot_pg_statio_user_sequences |
| ------------------------------------------ |
| t |
| (1 row) |
| |
| SELECT count(*) FROM pgperf.snapshot_pg_statio_user_sequences WHERE schemaname <> 'pgperf'; |
| count |
| ------- |
| 1 |
| (1 row) |
| |
| SELECT pgperf.create_snapshot_pg_statio_user_sequences(1); |
| create_snapshot_pg_statio_user_sequences |
| ------------------------------------------ |
| t |
| (1 row) |
| |
| SELECT count(*) FROM pgperf.snapshot_pg_statio_user_sequences WHERE schemaname <> 'pgperf'; |
| count |
| ------- |
| 2 |
| (1 row) |
| |
| SELECT pgperf.create_snapshot_pg_statio_user_sequences(2); |
| create_snapshot_pg_statio_user_sequences |
| ------------------------------------------ |
| t |
| (1 row) |
| |
| SELECT count(*) FROM pgperf.snapshot_pg_statio_user_sequences WHERE schemaname <> 'pgperf'; |
| count |
| ------- |
| 3 |
| (1 row) |
| |
| SELECT pgperf.delete_snapshot_pg_statio_user_sequences(1); |
| delete_snapshot_pg_statio_user_sequences |
| ------------------------------------------ |
| t |
| (1 row) |
| |
| SELECT count(*) FROM pgperf.snapshot_pg_statio_user_sequences WHERE schemaname <> 'pgperf'; |
| count |
| ------- |
| 2 |
| (1 row) |
| |
| SELECT pgperf.delete_snapshot_pg_statio_user_sequences(2); |
| delete_snapshot_pg_statio_user_sequences |
| ------------------------------------------ |
| t |
| (1 row) |
| |
| SELECT count(*) FROM pgperf.snapshot_pg_statio_user_sequences WHERE schemaname <> 'pgperf'; |
| count |
| ------- |
| 1 |
| (1 row) |
| |
| SELECT pgperf.delete_snapshot_pg_statio_user_sequences(0); |
| delete_snapshot_pg_statio_user_sequences |
| ------------------------------------------ |
| t |
| (1 row) |
| |
| SELECT count(*) FROM pgperf.snapshot_pg_statio_user_sequences WHERE schemaname <> 'pgperf'; |
| count |
| ------- |
| 0 |
| (1 row) |
| |
| DROP SEQUENCE s1; |
| DROP SEQUENCE |