Tag Archives: outer join

ORA-7445(_kkqtnloCbk)错误

Posted on 2012/10/25 by yangtingkun

客户10.2.0.1 for Windows 32数据库出现ORA-7445[_kkqtnloCbk]错误。 告警日志中错误信息为： Tue Nov 08 14:56:39 2011 Errors IN file c:\oracle\product\10.2.0\admin\orcl\udump\orcl_ora_4720.trc: ORA-07445: 出现异常错误: 核心转储 [ACCESS_VIOLATION] [_kkqtnloCbk+124] [PC:0x1DB818C] [ADDR:0xF5] [UNABLE_TO_READ] []Tue Nov 08 14:56:39 2011 Errors in file c:\oracle\product\10.2.0\admin\orcl\udump\orcl_ora_4720.trc: ORA-07445: 出现异常错误: 核心转储 [ACCESS_VIOLATION] [_kkqtnloCbk+124] [PC:0x1DB818C] [ADDR:0xF5] [UNABLE_TO_READ] [] … Continue reading →

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ORA-7445(opitca)错误

Posted on 2012/09/13 by yangtingkun

10.2.0.4 RAC环境出现ORA-7445[opitca]错误。 错误信息如下： Wed Oct 19 17:50:41 2011 Errors IN file /opt/app/oracle/admin/ora/udump/ora1_ora_26638.trc: ORA-07445: exception encountered: core dump [opitca()+4618] [SIGSEGV] [Address NOT mapped TO object] [0x000000000] [] [] Wed Oct 19 17:50:42 2011 Trace dumping IS performing id=[cdmp_20111019175042] Wed Oct 19 … Continue reading →

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物化视图快速刷新不支持标准外联接写法

Posted on 2011/08/27 by yangtingkun

发现对于REFRESH FAST ON COMMIT物化视图，并不支持标准外连接的写法，而Oracle特有的(+)方式则没有问题。 Oracle对于标准外联接的写法支持的并不好，类似的bug已经不是第一次碰到了。 SQL> CREATE TABLE T_P (ID NUMBER PRIMARY KEY, NAME VARCHAR2(30)); 表已创建。 SQL> CREATE TABLE T_F (ID NUMBER PRIMARY KEY, FID NUMBER); 表已创建。 SQL> CREATE MATERIALIZED VIEW LOG ON T_P 2 WITH ROWID (ID); 实体化视图日志已创建。 SQL> … Continue reading →

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