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alter profile default limit PASSWORD_LIFE_TIME unlimited;
alter profile default limit FAILED_LOGIN_ATTEMPTS unlimited;
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alter system set audit_trail='FALSE' scope=spfile;
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alter system set processes=1024 scope=spfile;
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alter system set recyclebin=off scope=spfile;
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alter system set distributed_lock_timeout=100 scope=spfile;


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create user iagent identified by ia
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temporary tablespace temp;
--account unlock;
 
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drop user iagent cascade;
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  alter  user  iagent  identified   by ia;
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alter database rename global_name to orcl.us.oracle.com ÐÞ¸ÄÊý¾Ý¿âµÄÈ«¾ÖÊý¾Ý¿âÃûΪorcl.us.oracle.com
2¡¢ÔÚÐé»ú188ÉÏ´´½¨Êý¾Ý¿âviotest£¬global_name=viotest£¬Ê¹ÓÃÓï¾ä
alter database rename global_name to viotest.us.oracle.com ÐÞ¸ÄÊý¾Ý¿âµÄÈ«¾ÖÊ ......

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create table users(
userid int primary key,
username varchar2(20),
userpwd  varchar2(20)
);
insert into users values(1,'test','test');
insert into users values(2,'test','test');
insert into users values(3,'test','test');
insert into users values(4,'test','test');
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