---
title: "`column_domain_usage`"
id: infoschema-column-domain-usage
pg_version: "20devel"
---

<a id="infoschema-column-domain-usage"></a>

## 35.13. `column_domain_usage`

The view `column_domain_usage` identifies all columns (of a table or a view) that make use of some domain defined in the current database and owned by a currently enabled role. 

**column_domain_usage Columns**

| Column Type | Description | 
| --- | --- |
| `domain_catalog` `sql_identifier` | Name of the database containing the domain (always the current database) |
| `domain_schema` `sql_identifier` | Name of the schema containing the domain |
| `domain_name` `sql_identifier` | Name of the domain |
| `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 |