37.9. check\_constraints

|              37.9. `check_constraints`               |                             |                                  |                  |                                   |
|:----------------------------------------------------:|-----------------------------|----------------------------------|------------------|-----------------------------------|
|[Prev](infoschema-check-constraint-routine-usage.html)|[Up](information-schema.html)|Chapter 37. The Information Schema|[Home](index.html)| [Next](infoschema-collations.html)|

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## 37.9. `check_constraints`

 The view `check_constraints` contains all check constraints, either defined on a table or on a domain, that are owned by a currently enabled role. (The owner of the table or domain is the owner of the constraint.)

**Table 37.7. `check_constraints` Columns**

|                                              Column Type<br/><br/> Description                                             |
|----------------------------------------------------------------------------------------------------------------------------|
|`constraint_catalog` `sql_identifier`<br/><br/> Name of the database containing the constraint (always the current database)|
|                `constraint_schema` `sql_identifier`<br/><br/> Name of the schema containing the constraint                 |
|                            `constraint_name` `sql_identifier`<br/><br/> Name of the constraint                             |
|                   `check_clause` `character_data`<br/><br/> The check expression of the check constraint                   |

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|:-----------------------------------------------------|:---------------------------:|----------------------------------:|
|        37.8. `check_constraint_routine_usage`        |     [Home](index.html)      |        37.10. `collations`        |

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