## 36.12. `column_column_usage`

The view `column_column_usage` identifies all generated columns that depend on another base column in the same table. Only tables owned by a currently enabled role are included.

Table 36.10. `column_column_usage` Columns

Name | Data Type | Description
--- | --- | ---
`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 base column that a generated column depends on
`dependent_column` | `sql_identifier` | Name of the generated column