Contains one row for each CHECK constraint owned by the current user in the current database. The INFORMATION_SCHEMA.CHECK_CONSTRAINTS view is based on the sysobjects and syscomments system tables.
To retrieve information from these views, specify the fully qualified name of INFORMATION_SCHEMA view_name.
| Column name | Data type | Description |
|---|---|---|
| CONSTRAINT_CATALOG | nvarchar(128) | Constraint qualifier |
| CONSTRAINT_SCHEMA | nvarchar(128) | Constraint owner |
| CONSTRAINT_NAME | sysname | Constraint name |
| CHECK_CLAUSE | nvarchar(4000) | Actual text of the Transact-SQL definition statement |
| syscomments | sysobjects |