55.56. pg_subscription

55.56. `pg_subscription_rel`
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55.56. `pg_subscription_rel` #

The catalog pg_subscription_rel contains the state for each replicated relation in each subscription. This is a many-to-many mapping.

This catalog only contains tables known to the subscription after running either CREATE SUBSCRIPTION or ALTER SUBSCRIPTION ... REFRESH PUBLICATION.

Table 55.56. pg_subscription_rel Columns

Column Type Description
`srsubid` `oid` (references `pg_subscription`.`oid`) Reference to subscription
`srrelid` `oid` (references `pg_class`.`oid`) Reference to relation
`srsubstate` `char` State code: `i` = initialize, `d` = data is being copied, `f` = finished table copy, `s` = synchronized, `r` = ready (normal replication)
`srsublsn` `pg_lsn` Remote LSN of the state change used for synchronization coordination when in `s` or `r` states, otherwise null

Column Type

Description

srsubid oid (references pg_subscription.oid)

Reference to subscription

srrelid oid (references pg_class.oid)

Reference to relation

srsubstate char

State code: i = initialize, d = data is being copied, f = finished table copy, s = synchronized, r = ready (normal replication)

srsublsn pg_lsn

Remote LSN of the state change used for synchronization coordination when in s or r states, otherwise null

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