PostgreSQL 7.4 Documentation
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# 32.14. domain_udt_usage

The view domain_udt_usage identifies all columns that use data types owned by the current user. Note that in PostgreSQL, built-in data types behave like user-defined types, so they are included here as well.

Table 32-12. domain_udt_usage Columns

Name | Data Type | Description
--- | --- | ---
udt_catalog | `sql_identifier` | Name of the database that the domain data type is defined in (always the current database)
udt_schema | `sql_identifier` | Name of the schema that the domain data type is defined in
udt_name | `sql_identifier` | Name of the domain data type
domain_catalog | `sql_identifier` | Name of the database that contains the domain (always the current database)
domain_schema | `sql_identifier` | Name of the schema that contains the domain
domain_name | `sql_identifier` | Name of the domain

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