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Add SQL for monitoring history table

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This commit is contained in:
Ian Barwick
2017-08-23 22:18:23 +09:00
parent 8dfb7bbc7d
commit 5dfb8a5b06
2 changed files with 34 additions and 2 deletions
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24
repmgr--unpackaged--4.0.sql
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@@ -54,9 +54,27 @@ SELECT id, upstream_node_id, active, name,
ALTER TABLE repl_events RENAME TO events;
-- convert "repmgr_$cluster.repl_monitor" to "monitor"
-- convert "repmgr_$cluster.repl_monitor" to "monitoring_history"
CREATE TABLE monitoring_history (
primary_node_id INTEGER NOT NULL,
standby_node_id INTEGER NOT NULL,
last_monitor_time TIMESTAMP WITH TIME ZONE NOT NULL,
last_apply_time TIMESTAMP WITH TIME ZONE,
last_wal_primary_location PG_LSN NOT NULL,
last_wal_standby_location PG_LSN,
replication_lag BIGINT NOT NULL,
apply_lag BIGINT NOT NULL
);
INSERT INTO monitoring_history
(primary_node_id, standby_node_id, last_monitor_time, last_apply_time, last_wal_primary_location, last_wal_standby_location, replication_lag, apply_lag)
SELECT primary_node_id, standby_node_id, last_monitor_time, last_apply_time, last_wal_primary_location, last_wal_standby_location, replication_lag, apply_lag
FROM repl_monitor;
CREATE INDEX idx_monitoring_history_time
ON monitoring_history (last_monitor_time, standby_node_id);
ALTER TABLE repl_monitor RENAME TO monitor;
-- recreate VIEW
@@ -79,7 +97,9 @@ DROP VIEW IF EXISTS repl_status;
-- CREATE VIEW status ... ;
/* drop old tables */
DROP TABLE repl_nodes;
DROP TABLE repl_monitor;
/* repmgrd functions */