mysql创建数据库（详细）
题目
DROP TABLE DEPT;
CREATE TABLE DEPT
(DEPTNO NUMBER(2) CONSTRAINT PK_DEPT PRIMARY KEY,
DNAME VARCHAR2(14) ,
LOC VARCHAR2(13) ) ;
DROP TABLE EMP;
CREATE TABLE EMP
(EMPNO NUMBER(4) CONSTRAINT PK_EMP PRIMARY KEY,
ENAME VARCHAR2(10),
JOB VARCHAR2(9),
MGR NUMBER(4),
HIREDATE DATE,
SAL NUMBER(7,2),
COMM NUMBER(7,2),
DEPTNO NUMBER(2) CONSTRAINT FK_DEPTNO REFERENCES DEPT);
INSERT INTO DEPT VALUES
(10,'ACCOUNTING','NEW YORK');
INSERT INTO DEPT VALUES (20,'RESEARCH','DALLAS');
INSERT INTO DEPT VALUES
(30,'SALES','CHICAGO');
INSERT INTO DEPT VALUES
(40,'OPERATIONS','BOSTON');
INSERT INTO EMP VALUES
(7369,'SMITH','CLERK',7902,to_date('17-12-1980','dd-mm-yyyy'),800,NULL,20);
INSERT INTO EMP VALUES
(7499,'ALLEN','SALESMAN',7698,to_date('20-2-1981','dd-mm-yyyy'),1600,300,30);
INSERT INTO EMP VALUES
(7521,'WARD','SALESMAN',7698,to_date('22-2-1981','dd-mm-yyyy'),1250,500,30);
INSERT INTO EMP VALUES
(7566,'JONES','MANAGER',7839,to_date('2-4-1981','dd-mm-yyyy'),2975,NULL,20);
INSERT INTO EMP VALUES
(7654,'MARTIN','SALESMAN',7698,to_date('28-9-1981','dd-mm-yyyy'),1250,1400,30);
INSERT INTO EMP VALUES
(7698,'BLAKE','MANAGER',7839,to_date('1-5-1981','dd-mm-yyyy'),2850,NULL,30);
INSERT INTO EMP VALUES
(7782,'CLARK','MANAGER',7839,to_date('9-6-1981','dd-mm-yyyy'),2450,NULL,10);
INSERT INTO EMP VALUES
(7788,'SCOTT','ANALYST',7566,to_date('13-7-1987','dd-mm-yyyy'),3000,NULL,20);
INSERT INTO EMP VALUES
(7839,'KING','PRESIDENT',NULL,to_date('17-11-1981','dd-mm-yyyy'),5000,NULL,10);
INSERT INTO EMP VALUES
(7844,'TURNER','SALESMAN',7698,to_date('8-9-1981','dd-mm-yyyy'),1500,0,30);
INSERT INTO EMP VALUES
(7876,'ADAMS','CLERK',7788,to_date('13-7-1987','dd-mm-yyyy'),1100,NULL,20);
INSERT INTO EMP VALUES
(7900,'JAMES','CLERK',7698,to_date('3-12-1981','dd-mm-yyyy'),950,NULL,30);
INSERT INTO EMP VALUES
(7902,'FORD','ANALYST',7566,to_date('3-12-1981','dd-mm-yyyy'),3000,NULL,20);
INSERT INTO EMP VALUES
(7934,'MILLER','CLERK',7782,to_date('23-1-1982','dd-mm-yyyy'),1300,NULL,10);
DROP TABLE BONUS;
CREATE TABLE BONUS
(
ENAME VARCHAR2(10) ,
JOB VARCHAR2(9) ,
SAL NUMBER,
COMM NUMBER
) ;
DROP TABLE SALGRADE;
CREATE TABLE SALGRADE
( GRADE NUMBER,
LOSAL NUMBER,
HISAL NUMBER );
INSERT INTO SALGRADE VALUES (1,700,1200);
INSERT INTO SALGRADE VALUES (2,1201,1400);
INSERT INTO SALGRADE VALUES (3,1401,2000);
INSERT INTO SALGRADE VALUES (4,2001,3000);
INSERT INTO SALGRADE VALUES (5,3001,9999);
COMMIT;
更改后
mysql> create database test;
Query OK, 1 row affected (0.01 sec)
mysql> use test
Database changed
mysql> create table dept
-> (
-> deptno int(2) primary key,
-> dname varchar(14),
-> loc varchar(13));
mysql> create table emp
-> (
-> empno int(4) primary key,
-> ename varchar(10),
-> job varchar(9),
-> mar int(4),
-> hiredate date,
-> sal double,
-> comm double,
-> deptno int,
-> foreign key (deptno) references dept(deptno));
mysql> insert into dept values
-> (10,'ACCOUNTING','NEW YORK');
Query OK, 1 row affected (0.00 sec)
mysql> insert into dept values
-> (20,'RESEARCH','DALLAS');
Query OK, 1 row affected (0.00 sec)
mysql> insert into dept values
-> (30,'SALES','CHICAGO');
Query OK, 1 row affected (0.00 sec)
mysql> insert into dept values
-> (40,'OPERATIONS','BOSTON');
Query OK, 1 row affected (0.00 sec)
mysql> insert into emp values
-> (7369,'SMITH','CLERK',7902,DATE('1980-12-17'),800,NULL,20);
Query OK, 1 row affected (0.00 sec)
mysql> insert into emp values
-> (7499,'ALLEN','SALESMAN',7698,DATE('1981-2-20'),1600,300,30)
-> ^C
mysql> insert into emp values
-> (7499,'ALLEN','SALESMAN',7698,DATE('1981-2-20'),1600,300,30);
Query OK, 1 row affected (0.00 sec)
mysql> insert into emp values
-> (7521,'WARD','SALESMAN',7698,DATE('1981-2-22'),1250,500,30);
Query OK, 1 row affected (0.01 sec)
mysql> insert into emp values
-> (7566,'JONES','MANAGER',7839,DATE('1981-4-2'),2975,NULL,20);
Query OK, 1 row affected (0.00 sec)
mysql> insert into emp values
-> (7654,'MARTIN','SALESMAN',7698,DATE('1981-9-28'),1250,1400,30);
Query OK, 1 row affected (0.00 sec)
mysql> insert into emp values
-> (7698,'BLAKE','MANAGER',7839,DATE('1981-5-1'),2850,NULL,30);
Query OK, 1 row affected (0.00 sec)
mysql> insert into emp values
-> (7782,'CLARK','MANAGER',7839,DATE('1981-6-9'),2450,NULL,10);
Query OK, 1 row affected (0.01 sec)
mysql> insert into emp values
-> (7788,'SCOTT','ANALYST',7566,DATE('1987-4-19'),3000,NULL,20);
Query OK, 1 row affected (0.00 sec)
mysql> insert into emp values
-> (7839,'KING','PRESIDENT',NULL,DATE('1981-11-17'),5000,NULL,10);
Query OK, 1 row affected (0.00 sec)
mysql> insert into emp values
-> (7844,'TURNER','SALESMAN',7698,DATE('1981-9-8'),1500,0,30);
Query OK, 1 row affected (0.00 sec)
mysql> insert into emp values
-> (7876,'ADAMS','CLERK',7788,DATE('1987-5-23'),1100,NULL,20);
Query OK, 1 row affected (0.00 sec)
mysql> insert into emp values
-> (7900,'JAMES','CLERK',7698,DATE('1981-12-3'),950,NULL,30);
Query OK, 1 row affected (0.00 sec)
mysql> insert into emp values
-> (7902,'FORD','ANALYST',7566,DATE('1981-12-3'),3000,NULL,20);
Query OK, 1 row affected (0.00 sec)
mysql> insert into emp values
-> (7934,'MILLER','CLERK',7782,DATE('1982-1-23'),1300,NULL,10);
Query OK, 1 row affected (0.00 sec)
mysql> create table bonus
-> (
-> ename varchar(10),
-> job varchar(9),
-> sal int,
-> comm int);
Query OK, 0 rows affected (0.01 sec)
mysql> create table salgrade
-> (
-> grade int,
-> losal int,
-> hisal int);
Query OK, 0 rows affected (0.00 sec)
mysql> insert into salgrade values (1,700,1200);
Query OK, 1 row affected (0.00 sec)
mysql> insert into salgrade values (2,1201,1400);
Query OK, 1 row affected (0.00 sec)
mysql> insert into salgrade values (3,1401,2000);
Query OK, 1 row affected (0.00 sec)
mysql> insert into salgrade values (4,2001,3000);
Query OK, 1 row affected (0.00 sec)
mysql> insert into salgrade values (5,3001,9999);
Query OK, 1 row affected (0.00 sec)
mysql> commit;
Query OK, 0 rows affected (0.00 sec)