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lsnrctl start
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net stop oracleserviceORCL
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lsnrctl stop
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1.´´½¨±í
Create table ±íÃû
(×Ö¶ÎÃû Êý¾ÝÀàÐÍ)
2.Ð޸ıíÖÐÁеÄÊý¾ÝÀàÐÍ
Alter table ±íÃû
modify(×Ö¶ÎÃû Êý¾ÝÀàÐÍ)
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3.Ôö¼Ó±í×Ö¶Î
Alter table ±íÃû
add(×Ö¶ÎÃû Êý¾ÝÀàÐÍ)
4.ɾ³ý±í×Ö¶Î
Alter table ±íÃû
drop(×Ö¶ÎÃû Êý¾ÝÀàÐÍ)
5.´´½¨±í²¢¸´ÖÆÁíÒ»Õűí½á¹¹ºÍÊý¾Ý
Create table ±íÃû as
select * from table ±íÃû
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insert into ±íÃû (¿ÉÑ¡×Ö¶ÎÃû)
select * from ±íÃû
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create tablespace stusys
datafile 'd:\oracle\stusys.dbf'
size 50m
autoextend on;
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create user wangwei identified by wangwei
default tablespace stusys
temporary tablespace temp;
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grant connect to wangwei;
grant resource to wangwei;
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conn wangwei/wangwei
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create table classlist(
claid char(6) primary key,
opdate date,
manager char(8)
);
create table students(
stuid int primary key,
stuname char(8),
claid char(8) references classlist
);
------------------------------
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²ÎÊý2 IN NUMBER
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±äÁ¿1 INTEGER :=0;
±äÁ¿2 DATE;
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