安装企业版的orcale是否是太费时费力了?若只是学习用途的话,不妨试试轻便版的XE版本,一样是官网下载的,可是这个安装起来比完整版简便多了。sql
首先,你得先安装好orcale 11g XE 版本;(这里暂时不细说,有须要后续会补充。)ide
而后,登录系统管理员用户,学习
在命令行输入SQLPLUS,链接,而后使用管理员登录;ui
sys\(此处为你设置的密码) as sysdba spa
其次,建立用户:命令行
create
user
scott identified
by
tiger;
code
受权:blog
grant
connect
,resource,dba
to
scott;
rem
添加数据脚本内容:it
Rem Copyright (c) 1990 by Oracle Corporation Rem NAME REM UTLSAMPL.SQL Rem FUNCTION Rem NOTES Rem MODIFIED Rem gdudey 06/28/95 - Modified for desktop seed database Rem glumpkin 10/21/92 - Renamed from SQLBLD.SQL Rem blinden 07/27/92 - Added primary and foreign keys to EMP and DEPT Rem rlim 04/29/91 - change char to varchar2 Rem mmoore 04/08/91 - use unlimited tablespace priv Rem pritto 04/04/91 - change SYSDATE to 13-JUL-87 Rem Mendels 12/07/90 - bug 30123;add to_date calls so language independent Rem rem rem $Header: utlsampl.sql 7020100.1 94/09/23 22:14:24 cli Generic<base>; $ sqlbld.sql rem SET TERMOUT OFF SET ECHO OFF rem CONGDON Invoked in RDBMS at build time. 29-DEC-1988 rem OATES: Created: 16-Feb-83 GRANT CONNECT,RESOURCE,UNLIMITED TABLESPACE TO SCOTT IDENTIFIED BY TIGER; ALTER USER SCOTT DEFAULT TABLESPACE USERS; ALTER USER SCOTT TEMPORARY TABLESPACE TEMP; CONNECT SCOTT/TIGER 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-JUL-87')-85,3000,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-JUL-87')-51,1100,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; SET TERMOUT ON SET ECHO ON
到这,用户SCOTT就基本建立完成了,可是还没完,SCOTT刚建立好并无解锁,还不能用于PL/SQL登陆,因此还须要如下步骤:
alter user scott identified by tiger; 修改scott密码
alter user scott account unlock; 解锁用户
conn scott/tiger (以scott模式登陆)
show user (看看当前用户是不是scott)
select * from emp;执行这步,就能看到咱们想看到的那几张表了;

格式不太规整,不要紧,咱们赶忙登录PL/SQL看看:

赶忙SELECT * FROM EMP;
出现:

嗯,完成了。