DROP TABLE IF EXISTS PHOTO;
DROP TABLE IF EXISTS ADDRESS;
DROP TABLE IF EXISTS PERSON;

CREATE TABLE PERSON (
  PERSON_ID VARCHAR(50) NOT NULL,
  DOB VARCHAR(50) NOT NULL,
  NAME NVARCHAR(255) NOT NULL,
  CONSTRAINT PK_PERSON PRIMARY KEY (PERSON_ID, DOB)
)Engine=InnoDB;


CREATE TABLE PHOTO (
  PERSON_ID VARCHAR(50) NOT NULL,
  DOB VARCHAR(50) NOT NULL,
  PHOTO_DETAILS VARCHAR(50) NULL,  
  CONSTRAINT PK_PHOTO PRIMARY KEY (PERSON_ID, DOB),
  CONSTRAINT FK_PHOTO_2_PERSON FOREIGN KEY (PERSON_ID, DOB) REFERENCES PERSON (PERSON_ID, DOB)
)Engine=InnoDB;


CREATE TABLE ADDRESS (
  PERSON_ID VARCHAR(50) NOT NULL,
  DOB VARCHAR(50) NOT NULL,
  ADDRESS_ID VARCHAR(50) NOT NULL,
  ADDRESS_DETAILS NVARCHAR(250) NULL,
  CONSTRAINT PK_ADDRESS PRIMARY KEY (PERSON_ID, DOB, ADDRESS_ID),
  CONSTRAINT FK_ADDRESS_2_PERSON FOREIGN KEY (PERSON_ID, DOB) REFERENCES PERSON (PERSON_ID, DOB) ON DELETE CASCADE
)Engine=InnoDB;