MDAC 2.5 SDK - OLE DB Programmer's Reference
Appendix B: Schema Rowsets
The CHECK_CONSTRAINTS rowset identifies the check constraints defined in the catalog that are owned by a given user.
The CHECK_CONSTRAINTS rowset contains the following columns.
| Column name | Type indicator | Description |
| CONSTRAINT_CATALOG | DBTYPE_WSTR | Catalog name. NULL if the provider does not support catalogs. |
| CONSTRAINT_SCHEMA | DBTYPE_WSTR | Unqualified schema name. NULL if the provider does not support schemas. |
| CONSTRAINT_NAME | DBTYPE_WSTR | Constraint name. |
| CHECK_CLAUSE | DBTYPE_WSTR | The WHERE clause specified in the CHECK clause. |
| DESCRIPTION | DBTYPE_WSTR | Human-readable description of the column. |
Default Sort Order: CONSTRAINT_CATALOG, CONSTRAINT_SCHEMA, CONSTRAINT_NAME