Column | Data Type | N | Description |
RECORD_NUMBER | integer | n | unique identifier for this record of metadata |
CONSTRAINT_CATALOG | identifier | n | constraint catalog |
CONSTRAINT_SCHEMA | identifier | n | constraint schema |
CONSTRAINT_NAME | identifier | n | constraint name |
UNIQUE_CONSTRAINT_CATALOG | identifier | n | unique constraint catalog |
UNIQUE_CONSTRAINT_SCHEMA | identifier | n | unique constraint schema |
UNIQUE_CONSTRAINT_NAME | identifier | n | unique constraint name |
MATCH_OPTION | enumeration | n | match option: NONE or PARTIAL or FULL |
UPDATE_RULE | enumeration | n | update rule: NO ACTION or CASCADE or SET NULL or SET DEFAULT |
DELETE_RULE | enumeration | n | delete rule: NO ACTION or CASCADE or SET NULL or SET DEFAULT |
IS_CLUSTERING | yes_no | n | Y if the referential constraint is implied by a table cluster |