Module monitor 

Structs

SourceReplicationStats

Replication statistics from the source database (publisher)

SubscriptionStats

Subscription statistics from the target database (subscriber)

Functions

get_replication_lag

Get replication statistics from the source database Queries pg_stat_replication to see what’s being replicated to subscribers

get_subscription_status

Get subscription status from the target database Queries pg_stat_subscription to see subscription state and progress

is_replication_caught_up

Check if replication is caught up (no lag) Returns true if all replication slots have < 1 second of replay lag