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     1£¬¿Í»§·´Ó³±í±»Îóɾ³ý£¬±í¿Õ¼ä¼ÙÉèΪtest£¬Ôò sql>alter tablespace test offline immediate£»£¨ÕâµãºÜÖØÒª£©

      2£¬sql>alter database backup controlfile to 'e:oradatabackupctl.ctl';

      3£¬¿½±´ÏµÍ³Êý¾ÝÎļþ£¬test±í¿Õ¼äµÄÊý¾ÝÎļþ£¬init²ÎÊý£¬ÏàÓ¦µÄ¹éµµÈÕÖ¾£¬Áª»úÈÕÖ¾£¬»¹ÓÐ2Öеı¸·Ý¿ØÖÆÎļþ µ½ÁíÒ»»·¾³Ï£»

      4£¬ÐÞ¸Äinit²ÎÊý

          Ê×ÏÈÐ޸ĿØÖÆÎļþ£¬½«¿ØÖÆÎļþÐ޸ijÉÎÒÃDZ¸·ÝµÄbackupctl.ctl£¬±ØÐëÊDZ¸·Ý¿ØÖÆÎļþ¡£Èç¹ûÓ÷ÇbackupÃüÁî²úÉúµÄ¿ØÖÆÎļþÔÚmountµÄʱºò½«±¨¿ØÖÆÎļþΪ·Çclone¿ØÖÆÎļþ¡£

        ¼ÓÈëÒÔÏÂÈýÐУº

           db_file_name_convert = 'd:oracleoradatastudy','e:oradatastudy'  £¨½«ÒÔǰµÄÊý¾ÝÎļþ·¾¶Ð޸ijÉĿǰµÄл·¾³µÄ·¾¶£©

           log_file_name_convert ='d:oracleoradatastudy,'e:oradatastudy'   £¨Í¬ÉÏ£©                        

           lock_name_space=CLONE  £¨´Ë²ÎÊýÔÊÐíÈç¹ûʵÀýÃûºÍÏÈǰµÄÊý¾Ý¿âµÄʵÀýÃû²»Í¬µÄ»°£¬ÈÔ¿ÉÒÔ´ò¿ªÊý¾Ý¿â£©

       ÒÔÉϲÎÊýdb_file_name_convert log_file_name_convert Èç¹û²»¼ÓµÄ»°£¬ÔÚmountÊý¾Ý¿âµÄʱºòÒªÊÖ¶¯½²Â·¾¶¶¼renameÒ»±é£»lock_name_space=CLONE´Ë²ÎÊý²»¼ÓµÄ»°£¬ÔÚ´ò¿ªÊý¾Ý¿âµÄʱºò»á±¨ÎÞ·¨ÓÃexclusiveģʽ´ò¿ªÊý¾Ý¿âµÄ´íÎó¡£

       5£¬ÓÃÖ¸¶¨initÆô¶¯µ½nomount   ,sql>startup nomount pfile=e:oradatainit.ora

        6£¬mount, sql>alter database mount clone database ÕâÀïºÍÕý³£µÄmountÓÐÐ©Çø±ð£¬ÕâÀïµÄÊý¾ÝÎļþÕâʱµÄ״̬¶¼ÊÇofflineµÄ£¬Õý³£µÄmount¶¼ÊÇonlineµÄ¡£

        7£¬½«ÏµÍ³±í¿Õ¼äsystem£¬ÁÙʱ±í¿Õ¼ätemp£¬ÐèÒª»Ö¸´µÄ±í¿Õ¼ätestµÄÊý¾ÝÎļþonline£¬Èç¹ûÄãÔø¾­´´½¨ÁË×Ô¼ºµÄÁÙʱ±í¿Õ¼ä½¨ÒéÏÈɾ³ý£¬ÊµÑéÖз¢ÏÖ´´½¨µÄÁÙʱ±í¿Õ¼äʱÈç¹ûÓõÄÊÇÁÙʱÎļþÔÚºóÃæexpµÄʱºò»á±¨´í£¬¿ÉÒÔÏÈɾ³ýÕâÑùµÄÁÙʱ±í¿Õ¼äÈ»ºó¼ÌÐø¡£

        8£¬»Ö¸´µ½±í±»É¾³ýµÄʱ¼äµã£¬sql>alter database recover until time '2004-03-23:22:22:12';ÕâÆÚ¼ä¿ÉÄÜ¿ÉÄÜÒª°ÑÁª»úÈÕÖ¾Ó¦ÓÃÒ»±é¡£

        9£¬½«Áª»úÈÕÖ¾renameµ½Ä¿Ç°Ð»·¾³ÏµÄ·¾¶¡£open£¬sql>alter database open resetlogs;

        10£¬Ð£Ñé±í¿Õ¼äµÄ×Ô°üº¬ÐÔ£¬sql>exec dbms_tts.transport_set_check('TEST',TRUE);

               È»ºósql >select * from ts_pitr_check where ts1_name='TEST';Èç¹ûûÓзµ»ØÐÐÖ¤Ã÷ÊÇ×Ô°üº¬µÄ£¨¶ÔÓÚ·Ç×Ô°üº¬µÄûÓÐȥʵÑ飬ÒÔºó²¹ÉÏ£©£»

        11£¬cmd>exp 'sys/oracle as sysdba'  point_in_time_recover=y tablespaces=test file=e:tspitr.dmp log=e:tspitr.log

        12£¬Á¬½Óµ½Éú²ú¿âÉÏsql>alter tablespace test offline for recover;

        13£¬cmd>imp 'sys/oracle as sysdba' point_in_time_recovery=y file=e:tspitr.dmp

        14£¬sql>alter tablespace test online;

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