51.43. pg_replication_origin

51.43. `pg_replication_origin`
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## 51.43. `pg_replication_origin`

The `pg_replication_origin` catalog contains all replication origins created. For more on replication origins see Chapter 49.

Unlike most system catalogs, `pg_replication_origin` is shared across all databases of a cluster: there is only one copy of `pg_replication_origin` per cluster, not one per database.

Table 51.43. `pg_replication_origin` Columns

Name | Type | References | Description
--- | --- | --- | ---
`roident` | `Oid` |  | A unique, cluster-wide identifier for the replication origin. Should never leave the system.
`roname` | `text` |  | The external, user defined, name of a replication origin.

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