Mega Code Archive
Joined primary key
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SQL> CREATE TABLE store (
2 store_id VARCHAR2(12) CONSTRAINT store_pk PRIMARY KEY,
3 store_name VARCHAR2(15),
4 city VARCHAR2(25),
5 state VARCHAR2(2),
6 region VARCHAR2(2),
7 zip VARCHAR2(5));
Table created.
SQL>
SQL> CREATE TABLE pc (
2 pc_id VARCHAR2(12) CONSTRAINT prod_pk PRIMARY KEY,
3 prod_desc VARCHAR2(15),
4 upc NUMBER,
5 brand VARCHAR2(12),
6 category VARCHAR2(12),
7 department VARCHAR2(12));
Table created.
SQL>
SQL> CREATE TABLE promotion (
2 promo_id varchar2(12) CONSTRAINT promo_pk PRIMARY KEY,
3 promo_name varchar2(15),
4 promo_type varchar2(12));
Table created.
SQL>
SQL> CREATE TABLE FinancialYear (
2 time_id DATE CONSTRAINT time_pk PRIMARY KEY,
3 month NUMBER,
4 quarter NUMBER,
5 year NUMBER,
6 season VARCHAR2(12));
Table created.
SQL>
SQL> CREATE TABLE SALES (
2 time_id DATE NOT NULL CONSTRAINT time_fk REFERENCES FinancialYear(time_id),
3 store_id VARCHAR2(12) NOT NULL CONSTRAINT store_fk REFERENCES store(store_id),
4 pc_id VARCHAR2(12) NOT NULL,
5 promo_id VARCHAR2(12) NOT NULL CONSTRAINT promo_fk REFERENCES promotion(promo_id),
6 units NUMBER,
7 dollars NUMBER,
8 cost NUMBER,
9 CONSTRAINT sales_pk PRIMARY KEY (time_id, store_id, pc_id, promo_id)
10 );
Table created.
SQL>
SQL>
SQL> drop table sales;
Table dropped.
SQL> drop table FinancialYear;
Table dropped.
SQL> drop table promotion;
Table dropped.
SQL> drop table pc;
Table dropped.
SQL> drop table store;
Table dropped.
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