TABLE_(TABLE1) INT_ (ID) STRING_ (NAME, 200) PRIMARY_KEY STRING_ (LASTNAME, 200) INT_ (COLUMN1) INT_ (COL) INT_ (SEQ) INT_ (BDATE) INT_ (A) END_TABLE TABLE_(TABLE2) INT (ID) PRIMARY_KEY INT_ (TABLE1_ID) REFERENCES(TABLE1) STRING (NAME, 200) STRING (LASTNAME, 200) INT (BDATE) INT_ (COLUMN2) INT (SEQ) END_TABLE TABLE_(TREENODE) INT (ID) PRIMARY_KEY INT_ (PARENT_ID) REFERENCES(TREENODE) STRING (NAME, 200) END_TABLE