diff options
| author | Nathan Bossart | 2023-09-25 21:12:43 +0000 |
|---|---|---|
| committer | Nathan Bossart | 2023-09-25 21:12:43 +0000 |
| commit | 13aeaf0797e75a0c53abb66ac907ba14b4e47f6b (patch) | |
| tree | bfcbbcbcae98f6428545c492ae5be6206f25bdc3 /src/backend | |
| parent | 849d367ff9a2875d4906fa110472462c4c95fad0 (diff) | |
Add worker type to pg_stat_subscription.
Thanks to commit 2a8b40e368, the logical replication worker type is
easily determined. The worker type could already be deduced via
other columns such as leader_pid and relid, but that is unnecessary
complexity for users.
Bumps catversion.
Author: Peter Smith
Reviewed-by: Michael Paquier, Maxim Orlov, Amit Kapila
Discussion: https://postgr.es/m/CAHut%2BPtmbSMfErSk0S7xxVdZJ9XVE3xVLhqBTmT91kf57BeKDQ%40mail.gmail.com
Diffstat (limited to 'src/backend')
| -rw-r--r-- | src/backend/catalog/system_views.sql | 1 | ||||
| -rw-r--r-- | src/backend/replication/logical/launcher.c | 18 |
2 files changed, 18 insertions, 1 deletions
diff --git a/src/backend/catalog/system_views.sql b/src/backend/catalog/system_views.sql index 77b06e2a7aa..fcb14976c05 100644 --- a/src/backend/catalog/system_views.sql +++ b/src/backend/catalog/system_views.sql @@ -949,6 +949,7 @@ CREATE VIEW pg_stat_subscription AS SELECT su.oid AS subid, su.subname, + st.worker_type, st.pid, st.leader_pid, st.relid, diff --git a/src/backend/replication/logical/launcher.c b/src/backend/replication/logical/launcher.c index 7882fc91ce6..501910b4454 100644 --- a/src/backend/replication/logical/launcher.c +++ b/src/backend/replication/logical/launcher.c @@ -1278,7 +1278,7 @@ GetLeaderApplyWorkerPid(pid_t pid) Datum pg_stat_get_subscription(PG_FUNCTION_ARGS) { -#define PG_STAT_GET_SUBSCRIPTION_COLS 9 +#define PG_STAT_GET_SUBSCRIPTION_COLS 10 Oid subid = PG_ARGISNULL(0) ? InvalidOid : PG_GETARG_OID(0); int i; ReturnSetInfo *rsinfo = (ReturnSetInfo *) fcinfo->resultinfo; @@ -1339,6 +1339,22 @@ pg_stat_get_subscription(PG_FUNCTION_ARGS) else values[8] = TimestampTzGetDatum(worker.reply_time); + switch (worker.type) + { + case WORKERTYPE_APPLY: + values[9] = CStringGetTextDatum("apply"); + break; + case WORKERTYPE_PARALLEL_APPLY: + values[9] = CStringGetTextDatum("parallel apply"); + break; + case WORKERTYPE_TABLESYNC: + values[9] = CStringGetTextDatum("table synchronization"); + break; + case WORKERTYPE_UNKNOWN: + /* Should never happen. */ + elog(ERROR, "unknown worker type"); + } + tuplestore_putvalues(rsinfo->setResult, rsinfo->setDesc, values, nulls); |