55.37. `pg_parameter_acl`
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## 55.37. `pg_parameter_acl`

The catalog `pg_parameter_acl` records configuration parameters for which privileges have been granted to one or more roles. No entry is made for parameters that have default privileges.

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

Table 55.37. `pg_parameter_acl` Columns

Column Type Description
`oid` `oid` Row identifier
`parname` `text` The name of a configuration parameter for which privileges are granted
`paracl` `aclitem[]` Access privileges; see Section 5.7 for details

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