.png)
sys.key_constraints (Transact-SQL)
SQL Server 2005
Contains a row for each object that is a primary key or unique constraint. Includes sys.objects.type PK and UQ.
| Column name | Data type | Description |
|---|---|---|
|
<Columns inherited from sys.objects> |
|
For a list of columns that this view inherits, see sys.objects (Transact-SQL). |
|
unique_index_id |
int |
ID of the corresponding unique index in the parent object that was created to enforce this constraint. |
|
is_system_named |
bit |
1 = Name was generated by system. 0 = Name was supplied by the user. |
Reference
Object Catalog Views (Transact-SQL)Catalog Views (Transact-SQL)
