column_udt_usageThe view column_udt_usage identifies all columns that use data types owned by a currently enabled role. Note that in PostgreSQL, built-in data types behave like user-defined types, so they are included here as well. See also Section 36.17 for details.
Table 36.14. column_udt_usage Columns
| Name | Data Type | Description |
|---|---|---|
udt_catalog |
sql_identifier |
Name of the database that the column data type (the underlying type of the domain, if applicable) is defined in (always the current database) |
udt_schema |
sql_identifier |
Name of the schema that the column data type (the underlying type of the domain, if applicable) is defined in |
udt_name |
sql_identifier |
Name of the column data type (the underlying type of the domain, if applicable) |
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 |