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¡¡¡¡RMAN¿ÉÒÔÓÃÀ´±¸·ÝºÍ»¹Ô­Êý¾Ý¿âÎļþ¡¢¹éµµÈÕÖ¾ºÍ¿ØÖÆÎļþ¡£ËüÒ²¿ÉÒÔÓÃÀ´Ö´ÐÐÍêÈ«»ò²»ÍêÈ«µÄÊý¾Ý¿â»Ö¸´¡£
¡¡¡¡×¢Ò⣺RMAN²»ÄÜÓÃÓÚ±¸·Ý³õʼ»¯²ÎÊýÎļþºÍ¿ÚÁîÎļþ¡£
¡¡¡¡RMANÆô¶¯Êý¾Ý¿âÉϵÄOracle·þÎñÆ÷½ø³ÌÀ´½øÐб¸·Ý»ò»¹Ô­¡£±¸·Ý¡¢»¹Ô­¡¢»Ö¸´ÊÇÓÉÕâЩ½ø³ÌÇý¶¯µÄ¡£
¡¡¡¡RMAN¿ÉÒÔÓÉOEMµÄBackup Manager GUIÀ´¿ØÖÆ£¬µ«ÔÚ±¾ÎÄÕÂÀï²»×÷ÖØµãÌÖÂÛ¡£
¡¡¡¡2. Terminology רҵ´Ê»ã½âÊÍ
¡¡¡¡2.1. Backup sets ±¸·Ý¼¯ºÏ
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¡¡¡¡2.2. Backup pieces ±¸·ÝƬ
¡¡¡¡Ò»¸ö±¸·Ý¼¯ÓÉÈô¸É¸ö±¸·ÝƬ×é³É¡£Ã¿¸ö±¸·ÝƬÊÇÒ»¸öµ¥¶ÀµÄÊä³öÎļþ¡£Ò»¸ö±¸·ÝƬµÄ´óСÊÇÓÐÏÞÖÆµÄ£»Èç¹ûûÓдóСµÄÏÞÖÆ£¬ ±¸·Ý¼¯¾ÍÖ»ÓÉÒ»¸ö±¸·ÝƬ¹¹³É¡£±¸·ÝƬµÄ´óС²»ÄÜ´óÓÚʹÓõÄÎļþϵͳËùÖ§³ÖµÄÎļþ³¤¶ÈµÄ×î´óÖµ¡£
¡¡¡¡2.3. Image copies ¾µÏñ±¸·Ý
¡¡¡¡¾µÏñ±¸·ÝÊǶÀÁ¢Îļþ£¨Êý¾ÝÎļþ¡¢¹éµµÈÕÖ¾¡¢¿ØÖÆÎļþ£©µÄ±¸·Ý¡£ËüºÜÀàËÆ²Ù×÷ϵͳ¼¶µÄÎļþ±¸·Ý¡£Ëü²»ÊDZ¸·Ý¼¯»ò ±¸·ÝƬ£¬Ò²Ã»Óб»Ñ¹Ëõ¡£
¡¡¡¡2.4. Full backup sets È«±¸·Ý¼¯ºÏ
¡¡¡¡È«±¸·ÝÊÇÒ»¸ö»ò¶à¸öÊý¾ÝÎļþÖÐʹÓùýµÄÊý¾Ý¿éµÄµÄ±¸·Ý¡£Ã»ÓÐʹÓùýµÄÊý¾Ý¿éÊDz»±»±¸·ÝµÄ£¬Ò²¾ÍÊÇ˵£¬oracle ½øÐб¸·Ý¼¯ºÏµÄѹËõ¡£
¡¡¡¡2.5. Incremental backup sets ÔöÁ¿±¸·Ý¼¯ºÏ
¡¡¡¡ÔöÁ¿±¸·ÝÊÇÖ¸±¸·ÝÒ»¸ö»ò¶à¸öÊý¾ÝÎļþµÄ×Ô´ÓÉÏÒ»´Îͬһ¼¶±ðµÄ»ò¸üµÍ¼¶±ðµÄ±¸·ÝÒÔÀ´±»Ð޸ĹýµÄÊý¾Ý¿é¡£ ÓëÍêÈ«±¸·ÝÏàͬ£¬ÔöÁ¿±¸·ÝÒ²½øÐÐѹËõ¡£
¡¡¡¡2.6. File multiplexing
¡¡¡¡²»Í¬µÄ¶à¸öÊý¾ÝÎļþµÄÊý¾Ý¿é¿ÉÒÔ»ìºÏ±¸·ÝÔÚÒ»¸ö±¸·Ý¼¯ÖС£
¡¡¡¡2.7. Recovery catalog resyncing »Ö¸´Ä¿Â¼Í¬²½
¡¡¡¡Ê¹Óûָ´¹ÜÀíÆ÷Ö´ÐÐbackup¡¢copy¡¢restore»òÕßswitchÃüÁîʱ£¬»Ö¸´Ä¿Â¼×Ô¶¯½øÐиüУ¬µ«ÊÇÓйØÈÕÖ¾Óë¹éµµÈÕÖ¾ÐÅϢûÓÐ×Ô¶¯¼ÇÈë»Ö¸´Ä¿Â¼¡£ÐèÒª½øÐÐĿ¼ͬ²½¡£Ê¹ÓÃresync catalogÃüÁî½øÐÐͬ²½¡£
RMAN>resync catalog;
RMAN-03022£ºÕýÔÚ±àÒëÃüÁresync
RMAN-03023£ºÕýÔÚÖ´ÐÐÃüÁresync
RMAN-08002£ºÕýÔÚÆô¶¯È«²¿»Ö¸´Ä¿Â¼µÄ resync
RMAN-08004£ºÍê³ÉÈ«²¿ resync
¡¡¡¡3. »Ö¸´Ä¿Â¼
¡¡¡¡3.1.»Ö¸´Ä¿Â¼µÄ¸ÅÄî
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