-1
테이블을 만들고 채 웠지만 모든 테이블에서 참조 무결성을 확인하는 쿼리를 작성하는 방법을 모르겠습니다.SQL : 모든 테이블에서 참조 무결성을 확인하는 쿼리
- SELECT 목록을 목록에서 모든 기본 키
- 모든 테이블
- 곳은 내가 지금까지 무엇을 가지고
모든 관계를 보여줍니다 :
이
는 내가 필요로 무엇SELECT
categId, zipCode, suppId, acctId, prodId, orderId
From
CATEGORY, ZIP, SUPPLIER, ACCOUNT, SUPPLIER_REGION, PRODUCT, PROD_DETAIL, ORDERX, ORDER_LINE_ITEM
저는 오전입니다. 어디서 무엇을 넣을 지.
교수님은 참조 무결성을 확인하는 명령을 원합니다. 그가 원하는 다른 많은 재료가 있지만 이것은 내가하는 법을 모르는 유일한 것입니다.
테이블을 추가했습니다.
create table CATEGORY (
categId varchar (8),
categIdParent varchar (8),
constraint CATEGORY_PK primary key (categId),
constraint CATEGORY_FK foreign key (categIdParent) references CATEGORY (categId)
);
create table ZIP(
zipCode int (5),
city varChar (16),
state varChar (16),
constraint ZIP_PK primary key (zipCode)
);
create table SUPPLIER (
supplId int (9),
supplName varChar (24),
supplStatus varChar (16),
supplYearEstabl date,
zipCode int (5),
constraint SUPPLIER_PK primary key (supplId),
constraint SUPPLIER_FK Foreign Key (zipCode) references ZIP (zipCode)
);
CREATE TABLE SUPPLIER_REGION (
supplId int (9),
region varChar (24),
constraint SUPPLIER_REGION_PK primary key (supplId, region),
constraint SUPPLIER_REGION_FK foreign key (supplId) references SUPPLIER (supplId)
);
create table PRODUCT (
prodId int (11),
prodDescr varChar (256),
prodType varChar (12),
prodModel Char (16),
prodPlaceOrigin Char (16),
prodPrice decimal (10,2),
prodMinQty int (8),
supplId int (9),
categId varchar (8),
constraint PRODUCT_PK primary key (prodId),
constraint PRODUCT_FK1 foreign key (supplId) references SUPPLIER (supplId),
constraint PRODUCT_FK2 foreign key (categId) references CATEGORY (categId)
);
create table PROD_DETAIL (
prodId int (11),
prodDetailNo int (8),
prodDetailName varChar (32),
prodDetailValue decimal (10,2),
constraint PROD_DETAIL_PK primary key (prodID, prodDetailNo),
constraint PROD_DETAIL_FK foreign key (prodID) references PRODUCT (prodID)
);
create table ACCOUNT (
acctId varchar(50),
acctName varChar (24),
acctDept varChar (16),
acctTitle varChar (16),
acctGender Char (1),
acctEmail varChar (24),
acctAddr varChar (24),
zipCode int (5),
acctPhone int (11),
constraint ACCOUNT_PK primary key (acctId),
constraint ACCOUNT_FK foreign key (zipCode) references ZIP (zipCode)
);
create table ORDERX (
orderId int (8),
orderPayMethod varChar (16),
orderShipDate date,
acctId varchar (50),
constraint ORDER_PK primary key (orderId),
constraint ORDER_FK foreign key (acctId) references ACCOUNT (acctId)
);
create table ORDER_LINE_ITEM (
orderId int (8),
orderLineNo int (8),
orderLineQty int (8),
orderLineUnit int (8),
orderLinePrice decimal (10,2),
prodId int (11),
constraint ORDER_LINE_ITEM_PK primary key (orderId, orderLineNo),
constraint ORDER_LINE_ITEM_FK1 foreign key (orderId) references ORDERX (orderId),
constraint ORDER_LINE_ITEM_FK2 foreign key (prodId) references PRODUCT (prodId)
);
그래서 어떤 RDBMS입니까? – Strawberry
참조 무결성을 "확인"해야하는 이유는 무엇입니까? 외래 키 제약 조건을 정의하는 것을 잊었습니까? –