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
| Column Type Description | 
|---|
| 
 Name of the database containing the table (always the current database) | 
| 
 Name of the schema containing the table | 
| 
 Name of the table | 
| 
 Name of the base column that a generated column depends on | 
| 
 Name of the generated column |