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OracleÊý¾Ý¿â°æ±¾¸üÐÂÉý¼¶ËµÃ÷

2018-03-19

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¡°What we are announcing£º

All supported releases of Oracle Databases need to be patched to a minimum patchset/PSU level before April 2019 to ensure proper functioning of database links.¡±

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¡°What is the change introduced by the patches listed above?

The patches listed above make the older databases capable of supporting increased SCN soft limit (i.e. support transactions with higher SCN rate) though the increased SCN soft limit only becomes effective at a later time (after April 2019).¡±

¿ÉÒÔ¿´µ½£¬Õâ¸öת±äȪԴÓÚOracleÊý¾Ý¿âµÄÒ»¸ö½¹µã»úÖÆSCN¡£ÎªÁ˰ü¹ÜÊý¾Ý¿â¿ÉÒÔÔÊÐí¸ü¸ßµÄSCNÔöÌíÂÊ£¬OracleʹÓÃÁËеÄSCN soft limit»úÖÆ£¬²¢½«SCNµÄÏÞÖÆ´Ó16KÌá¸ßµ½32K£¬Ð°汾µÄ²¹¶¡Ò²ÕýÊÇΪÁËÄܹ»Ö§³ÖÕâ¸öÐÂÌØÕ÷¡£¸ÃÌØÕ÷½«ÔÚ2019Äê4ÔÂÉúЧ£¬Òò´Ë¹Ù·½½¨Òé11.2.0.4°æ±¾Ö®Ç°µÄÓû§Æ¾Ö¤ÒªÇó¾ÙÐиüÐÂÉý¼¶¡£

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2.¸Ã¸üÐÂÔ´ÓÚOracleÊý¾Ý¿â½¹µã»úÖÆSCNµÄ±ä»»£¬ÓÉÓڵͰ汾ÖÐÒ»Ö±ÔöÌíµÄSCN×îÖÕ»áºÄ¾¡£¬Òò´ËΪÁ˰ü¹ÜSCNÎȹ̵ÄÔöÌíÂÊ£¬Ð°汾Öн«SCNµÄÏÞÖÆ´Ó16KÌá¸ßµ½ÁË32K¡£

3.δ´ò²¹¶¡µÄµÍ°æ±¾Ö®¼äµÄÏ໥»á¼û£¬²»»á·ºÆðÎÊÌ⣻δ´ò²¹¶¡µÄµÍ°æ±¾ºÍ´òÁ˲¹¶¡µÄ¸ß°æ±¾Ö®¼äÏ໥»á¼û£¬¿ÉÄ᷺ܻÆðÎÊÌâ¡£

4.ËäÈ»Oracle¹Ù·½ÌṩÁ˽ûÓÃSCN soft limitÌØÕ÷µÄÒªÁ죬¿ÉÊǼøÓÚ11.2.0.4֮ǰµÄ°æ±¾²»ÔÚOracleÖ§³ÖµÄ°æ±¾ÖУ¬Ç¿ÁÒ½¨ÒéÓû§Æ¾Ö¤¹Ù·½µÄÒªÇó¾ÙÐиüÐÂÉý¼¶¡£

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