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NAME="INFOSCHEMA-DOMAIN-UDT-USAGE"
>34.21. <TT
CLASS="LITERAL"
>domain_udt_usage</TT
></A
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><P
>   The view <TT
CLASS="LITERAL"
>domain_udt_usage</TT
> identifies all domains
   that are based on data types owned by a currently enabled role.
   Note that in <SPAN
CLASS="PRODUCTNAME"
>PostgreSQL</SPAN
>, built-in data
   types behave like user-defined types, so they are included here as
   well.
  </P
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>Table 34-19. <TT
CLASS="LITERAL"
>domain_udt_usage</TT
> Columns</B
></P
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>Name</TH
><TH
>Data Type</TH
><TH
>Description</TH
></TR
></THEAD
><TBODY
><TR
><TD
><TT
CLASS="LITERAL"
>udt_catalog</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Name of the database that the domain data type is defined in (always the current database)</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>udt_schema</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Name of the schema that the domain data type is defined in</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>udt_name</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Name of the domain data type</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>domain_catalog</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Name of the database that contains the domain (always the current database)</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>domain_schema</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Name of the schema that contains the domain</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>domain_name</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Name of the domain</TD
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