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发布时间:2012-09-23 19:15:06
通过vip连接没有问题,通过scanip配置tns以后tnsping可以,但是连接时报错[@more@]通过vip连接没有问题,通过scanip配置tns以后tnsping可以,但是连接时报错tns配置如下:SCANIP =(DESCRIPTION =(ADDRESS_LIST =(ADDRESS = (PROTOCOL = TCP)(HOST = rac-scan)(PORT = 1521)))(CONNECT_DATA =(SERVER = DEDICATED)(SERVICE_NAME = racdb)))C:>tnsping scanipTNS Ping Utility for 64-bit Windows: Version 11.2.0.1.0 - Production on 23-9月 -2012 19:13:31Copyright (c) 1997, 2010, Oracle. A......【阅读全文】
发布时间:2012-09-21 14:09:24
原因说是在hosts文件里指定了scan ip[@more@]日志中也报错:INFO: Checking Single Client Access Name (SCAN)...INFO: Checking name resolution setup for "rac-scan"...INFO: ERROR: INFO: PRVF-4664 : Found inconsistent name resolution entries for SCAN name "rac-scan"INFO: ERROR: INFO: PRVF-4657 : Name resolution setup check for "rac-scan" (IP address: 192.168.0.20) failedINFO: ERROR: INFO: PRVF-4664 : Found inconsistent name resolution entries for SCAN name "rac-scan&qu......【阅读全文】
发布时间:2012-09-21 13:54:00
太坑爹了,10g记得没有这个要求。安装前通过执行下面命令都没有问题:./runcluvfy.sh stage -pre crsinst -n rac1,rac2 -fixup -verbosegrid安装时提示运行root.sh,执行时报错了:[@more@][root@rac1 grid]# ./root.shRunning Oracle 11g root.sh script...The following environment variables are set as:ORACLE_OWNER= gridORACLE_HOME= /opt/grid/11.2.0/gridEnter the full pathname of the local bin directory: [/usr/local/bin]: The file "dbhome" already exists in /usr/local/bin. Overwrite it? (y/n) [n]: yCopy......【阅读全文】
发布时间:2012-09-19 20:35:54
触摸板太闹心了[@more@]Fn键加F6 前提是装好电源管理Energy Management 不然就算能成功关闭,但也不能会弹出关闭图标......【阅读全文】
发布时间:2012-09-09 21:28:25
今天配置了一下11gR2下单实例asm,发现基于css之上的一切resource或者service都通过crs_*系列命令管理起来了,就像在rac中管理一样,挺爽的。下面是安装grid之后运行root.sh的提示内容,放在这里做个记录[@more@][root@localhost grid]# ./root.shRunning Oracle 11g root.sh script...The following environment variables are set as:ORACLE_OWNER= oracleORACLE_HOME= /opt/grid/11.2.0/gridEnter the full pathname of the local bin directory: [/usr/local/bin]: The file "dbhome" already exists in /usr/local/bin. Ov......【阅读全文】
发布时间:2012-09-09 20:29:49
asmlib死活不自动启动...我第一次安装oracle configure -i时可能都回车了,记不住了。导致asmlib不能随os启动之后自动启动。[@more@][root@localhost ~]# oracleasm statusChecking if ASM is loaded: noChecking if /dev/oracleasm is mounted: no[root@localhost ~]# oracleasm exit[root@localhost ~]# oracleasm initCreating /dev/oracleasm mount point: /dev/oracleasmLoading module "oracleasm": oracleasmMounting ASMlib driver filesystem: /dev/oracleasm[root@localhost ~]# oracleasm statusChecking if ASM is ......【阅读全文】
发布时间:2012-09-01 16:08:27
看到这个视图我太激动了,如果没有这样的视图,我觉得对象权限是不完整的,我以前讲课的时候经常和学员提到oracle应该有这样的视图,让我欣喜的在11gR1的版本中终于看到了。[@more@]查看数据库里系统权限有哪些,可以看下面的系统表:system_privilege_map但是要想知道oracle里每个对象有哪些对象权限以前是没有办法知道的,我们只能通过一种巧妙的办法,比如你想知道表有哪些对象权限:grant all on t to test(这里test是一个用户),然后查询:SQL> grant all on t to test;Grant succeeded.SQL> select privilege from dba_tab_......【阅读全文】
发布时间:2012-09-01 16:05:25
flashback versions query中出现的伪列比较多,不容易记住,放在这里备查。[@more@]scn:select versions_operation,versions_startscn,versions_endscn,versions_starttime,versions_endtime,versions_xid,id,namefrom t versions between scn minvalue and maxvalue--=========================================timestamp:select versions_operation,versions_startscn,versions_endscn,versions_starttime,versions_endtime,versions_xid,id,namefrom t versions between timestamp minvalue and maxvalue......【阅读全文】