PostgreSQL 9.2.21 Documentation
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# 34.12. `column_domain_usage`

The view `column_domain_usage` identifies all columns (of a table or a view) that make use of some domain defined in the current database and owned by a currently enabled role.

Table 34-10. `column_domain_usage` Columns

Name | Data Type | Description
--- | --- | ---
`domain_catalog` | `sql_identifier` | Name of the database containing the domain (always the current database)
`domain_schema` | `sql_identifier` | Name of the schema containing the domain
`domain_name` | `sql_identifier` | Name of the domain
`table_catalog` | `sql_identifier` | Name of the database containing the table (always the current database)
`table_schema` | `sql_identifier` | Name of the schema containing the table
`table_name` | `sql_identifier` | Name of the table
`column_name` | `sql_identifier` | Name of the column

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