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pg_is_wal_replay_paused()
A function indicating whether recovery pause is requested.
pg_is_wal_replay_paused() is a system function indicating whether WAL recovery pause is requested.
pg_is_wal_replay_paused() was added in PostgreSQL 9.1.
Usage
pg_is_wal_replay_paused () → boolean
Note that if pg_is_wal_replay_paused() returns true, this indicates that recovery pause has been requested (via pg_wal_replay_pause(). To deterimine the actual state of the pause request, execute pg_get_wal_replay_pause_state() (PostgreSQL 14 and later).
Change history
- PostgreSQL 10
- renamed to
pg_is_wal_replay_paused()(commit 806091c9)
- renamed to
- PostgreSQL 9.1
- added as
pg_is_xlog_replay_paused()(commit 8c6e3adb)
- added as
Examples
Basic usage example for pg_is_wal_replay_paused():
postgres=# SELECT pg_wal_replay_pause(); pg_wal_replay_pause --------------------- (1 row) postgres=# SELECT pg_is_wal_replay_paused(); pg_is_wal_replay_paused ------------------------- t (1 row) postgres=# SELECT pg_wal_replay_resume(); pg_wal_replay_resume ---------------------- (1 row) postgres=# SELECT pg_is_wal_replay_paused(); pg_is_wal_replay_paused ------------------------- f (1 row)
References
- PostgreSQL documentation: Recovery Control Functions
