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 31-12. 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)