迁移数据库的文件到不同路径
导读： 迁移数据库的文件到不同路径 1.选择迁移的数据文件： D:/ORACLE/ORADATA/SUN/TEST.ORA http://www.sosdb.com/jdul/dispbbs.asp?boardID=1ID=219page=3 create table name (name varchar2(10)) tablespace test; (1) No Archive Mode (A)迁移数据文件 1
导读：迁移数据库的文件到不同路径
<p><font>1.选择迁移的数据文件： <br>D:/ORACLE/ORADATA/SUN/TEST.ORA </font><br><br>http://www.sosdb.com/jdul/dispbbs.asp?boardID=1&ID=219&page=3 </p><br><p>create table name <br>(name varchar2(10)) <br>tablespace test; </p><br><p>(1) No Archive Mode </p><br><p>(A)迁移数据文件 <br>1.看表所在的表空间与数据文件： <br>select d.name , t.name <br>from <br>v$datafile d , v$tablespace t <br>where <br>d.ts#=t.ts#; </p><br><p>2.alter tablespace test offline; <br>move D:/ORACLE/ORADATA/SUN/TEST.ORA D:/oracle/move/TEST.ORA </p><br><p>3. <br>alter database rename file 'D:/ORACLE/ORADATA/SUN/TEST.ORA' to 'D:/oracle/move/TEST.ORA'; </p><br><p>4.alter tablespace test online; </p><br><p>5.迁移成功。 </p><br><p>(B)迁移redolog 文件 <br>1.查看Redolog 的文件的位置所在。 <br>select member from v$logfile; </p><br><p>2.选择要迁移的Redolog的位置， 查看Redolog 位置的状态. <br>select g.member, v.status from <br>v$log v , v$logfile g <br>where <br>v.GROUP#=g.GROUP#; </p><br><p>3.如果日志的状态为CURRENT, 切换日志. <br>alter system switch logfile; </p><br><p>4.移动日志文件的位置 <br>move D:/ORACLE/ORADATA/SUN/REDO03.LOG D:/oracle/move/REDO03.LOG </p><br><p>5.数据字典的更名 <br>alter database rename file 'D:/ORACLE/ORADATA/SUN/REDO03.LOG' to 'D:/oracle/move/REDO03.LOG'; </p><br><p>6.进行切换日志的测试. <br>alter system switch logfile; </p><br><p>7.测试成功. </p><br><p>(2) Archive log Model </p><br><p>SQL> startup mount <br>更改数据库为Archive log 模式 <br>SQL> alter database archivelog <br>SQL> archive log start <br>打开数据库 <br>SQL> alter database open </p><br><p>(C)迁移数据文件 <br>1.看表所在的表空间与数据文件： <br>select d.name , t.name <br>from <br>v$datafile d , v$tablespace t <br>where <br>d.ts#=t.ts#; </p><br><p>2.alter tablespace test offline; <br>move D:/ORACLE/ORADATA/SUN/TEST.ORA D:/oracle/move/TEST.ORA </p><br><p>3. <br>alter database rename file 'D:/ORACLE/ORADATA/SUN/TEST.ORA' to 'D:/oracle/move/TEST.ORA'; </p><br><p>4.恢复数据文件 <br>如果数据库文件的状态是 Recover 执行如下语句 (OFFLINE) 不执行 <br>rocover datafile 'D:/oracle/move/TEST.ORA'; </p><br><p>5.上线 <br>alter tablespace test online; </p><br><p>datafile级的为 <br>alter database datafile db1 offline; <br>move db1 db2 <br>alter database rename file db1 to db2 <br>rocover datafile db2; <br>alter database datafile db2 online; </p><br><p><br>(D)Relolog的迁移 <br>1.查看Redolog 的文件的位置所在。 <br>select member from v$logfile; </p><br><p>2.选择要迁移的Redolog的位置， 查看Redolog 位置的状态. <br>select g.member, v.status from <br>v$log v , v$logfile g <br>where <br>v.GROUP#=g.GROUP#; </p><br><p>3.如果日志的状态为CURRENT, 切换日志. <br>alter system switch logfile; </p><br><p>4.移动日志文件的位置 <br>move D:/ORACLE/ORADATA/SUN/REDO03.LOG D:/oracle/move/REDO03.LOG </p><br><p>5.数据字典的更名 <br>alter database rename file 'D:/ORACLE/ORADATA/SUN/REDO03.LOG' to 'D:/oracle/move/REDO03.LOG'; </p><br><p>6.进行切换日志的测试. <br>alter system switch logfile; </p><br><p>7.测试成功.</p><p> </p>
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