oracle常用功能语句

  <!--新建用户-->  create user HIRISUN identified by hirisun;  <!--新建表空间-->  create tablespace hirisun_space datafile 'd:\dataBase\HIRISUNDATA.DBF' size 5120m;  <!--修改用户默认表空间-->  alter user HIRISUN default tablespace hirisun_space;  <!--赋予用户权限-->  grant create session  to HIRISUN;  grant connect,resource to HIRISUN;   <!--赋予用户ＤＢＡ权限(普通用户不用)-->   GRANT DBA TO HIRISUN; <!--导入dmp文件的语句(根据情况修改库名等)-->exp TMREMOTEEDU/remoteedu@orcl file=d:\tmremoteedu.dmp owner=(orcl,TMREMOTEEDU)imp HIRISUN/hirisun@scga-new  file='D:\数据\full.dmp' log='D:\dataBase\hirisunData.log' fromuser=HIRISUN touser=HIRISUN  ignore=y  full=y;<!--查看用户的默认表空间--> select username, DEFAULT_TABLESPACE from dba_users a where a.username='HIRISUN'; <!--删除用户-->  drop user HIRISUN cascade;  <!--删除表空间-->  drop tablespace hirisun_space INCLUDING CONTENTS AND DATAFILES;  <!--解锁/锁定帐户-->  alter user HIRISUN account unlock/lock;  <!-- 修改用户密码 -->  alter user TMREMOTEEDU identified by remoteedu;  <!--杀用户session-->  alter system kill session'151,2333';  select saddr,sid,serial#,paddr,username,status from v$session where username is not nullalter database open;