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SQL> connect /as sysdba
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SQL> connect sys/aaa as sysdba
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SQL> connect sys/system as sysdba
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2. ¿ÚÁîÎļþ
OracleµÄ¿ÚÁîÎļþµÄ×÷ÓÃÊÇ´æ·ÅËùÓÐÒÔsysdba»òÕßsysoperȨÏÞÁ¬½ÓÊý¾Ý¿âµÄÓû§µÄ¿ÚÁÈç¹ûÏëÒÔsysdbaȨÏÞÔ¶³ÌÁ¬½ÓÊý¾Ý¿â£¬±ØÐëʹÓÿÚÁîÎļþ£¬·ñÔò²»ÄÜÁ¬ÉÏ£¬ÓÉÓÚsysÓû§ÔÚÁ¬½ÓÊý¾Ý¿âʱ±ØÐëÒÔsysdba or sysoper·½Ê½£¬Ò²¾ÍÊÇ˵sysÓû§ÒªÏëÁ¬½ÓÊý¾Ý¿â±ØÐëʹÓÿÚÁîÎļþ£¬Òò´ËÎÒÈÏΪÔÚÊý¾Ý¿âÖдæ·ÅsysÓû§µÄ¿ÚÁîÆäʵûÓÐÈκÎÒâÒ壡ʹÓÿÚÁîÎļþµÄºÃ´¦ÊǼ´Ê¹Êý¾Ý¿â²»´¦ÓÚopen״̬£¬ÒÀÈ»¿ÉÒÔͨ¹ý¿ÚÁîÎļþÑéÖ¤À´Á¬½ÓÊý¾Ý¿â¡£¿ªÊ¼°²×°Íêo


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