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PostgreSQL replication and high availability: streaming replication, physical standbys, logical replication, publications, subscriptions, replication slots, WAL shipping, failover, Patroni, repmgr, pg_auto_failover, synchronous commit, and disaster recovery.
How this skill is triggered — by the user, by Claude, or both
Slash command
/postgres:postgres-ha-replicationThe summary Claude sees in its skill listing — used to decide when to auto-load this skill
Diagnose lag by separating WAL generation, send, write, flush, replay, slots, and apply conflicts. For HA advice, identify whether the system uses native replication only or an orchestrator such as Patroni.
Diagnose lag by separating WAL generation, send, write, flush, replay, slots, and apply conflicts. For HA advice, identify whether the system uses native replication only or an orchestrator such as Patroni.
references/replication-ha.md - replication modes, lag, slots, failover, and DR.../postgres/references/architecture.md - WAL internals and recovery behavior.../postgres/references/versions/postgresql-17.md - failover slots and logical replication updates.scripts/01-replication-status.sql - primary-side streaming replication.scripts/02-replication-slots.sql - slot retention and risk.scripts/03-standby-status.sql - standby replay and receive status.scripts/04-logical-replication.sql - publications, subscriptions, and subscription workers.scripts/05-replication-conflicts.sql - standby conflicts and recovery settings.scripts/06-wal-archive-posture.sql - WAL archiving, sender, receiver, and retention settings.scripts/07-failover-readiness.sql - sync replication, slots, replay delay, and key HA settings.npx claudepluginhub chrishuffman5/postgres --plugin postgresProvides CDSS development patterns for drug interaction checking, dose validation, clinical scoring (NEWS2, qSOFA), and alert classification integrated into EMR workflows.