| Column | Type | Null | Default | Links to | Comments |
|---|---|---|---|---|---|
| CONSTRAINT_CATALOG | varchar(512) | No | |||
| CONSTRAINT_SCHEMA | varchar(64) | No | SCHEMATA -> SCHEMA_NAME | ||
| CONSTRAINT_NAME | varchar(64) | No | |||
| TABLE_SCHEMA | varchar(64) | No | SCHEMATA -> SCHEMA_NAME | ||
| TABLE_NAME | varchar(64) | No | |||
| CONSTRAINT_TYPE | varchar(64) | No |