COLUMN_NAME |
DATA_TYPE |
NULLABLE |
DATA_DEFAULT |
COLUMN_ID |
PK |
COMMENTS |
ID |
NUMBER |
No |
null |
1 |
1 |
Primary Key |
DELETE_CLAUSE |
VARCHAR2(4000 BYTE) |
Yes |
null |
2 |
null |
delete option , can be either CASCADE, RESTRICT or NULL |
NAME |
VARCHAR2(4000 BYTE) |
Yes |
null |
3 |
null |
Name of the constraint //OBJECTNAME |
CONSTRAINT_TYPE |
VARCHAR2(4000 BYTE) |
Yes |
null |
4 |
null |
Type of the constraint (e.g. CHECK) |
TABLE_ID_FK |
NUMBER |
No |
null |
5 |
null |
Table on which this constraint exists //PARENTFIELD |
REFTABLE_ID_FK |
NUMBER |
Yes |
null |
6 |
null |
Used in foreign keys - this gives the table that we refer to. |
CONSTRAINT_TEXT |
CLOB |
Yes |
null |
7 |
null |
The text of the constraint |
LANGUAGE |
VARCHAR2(40 BYTE) |
No |
null |
8 |
null |
//PUBLIC |
COMMENTS |
VARCHAR2(4000 BYTE) |
Yes |
null |
9 |
null |
null |
SECURITY_GROUP_ID |
NUMBER |
No |
0 |
10 |
null |
null |
CREATED_ON |
DATE |
No |
sysdate |
11 |
null |
null |
CREATED_BY |
VARCHAR2(255 BYTE) |
Yes |
null |
12 |
null |
null |
LAST_UPDATED_ON |
DATE |
Yes |
null |
13 |
null |
null |
LAST_UPDATED_BY |
VARCHAR2(255 BYTE) |
Yes |
null |
14 |
null |
null |