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一. dba_errors 表官网对这个表的说明如下:ALL_ERRORS:describes the current errors on the stored objects accessible to the current user.DBA_ERRORS:describes the current errors on all stored objects in the database.USER_ERRORS: describes the current errors on the stored objects owned by the current user. This view d 阅读全文
posted @ 2011-05-19 23:23
sqlite例子
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Oracle 官网有关单实例迁移到RAC的一个步骤说明: How to Convert 10g Single-Instance database to 10g RAC using Manual Conversion procedure [ID 747457.1] http://blog.csdn.net/tianlesoftware/archive/2010/12/09/6065903.aspx RMAN 备份异机恢复 并创建新DBID http://blog.csdn.net/tianlesoftware/archive/2011/03/11/6240983.aspx一. 大致操作步骤如下: 阅读全文
posted @ 2011-05-19 16:19
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Applies to: Oracle Server - Enterprise Edition - Version: 10.2.0.1 to 11.1.0.6Information in this document applies to any platform.GoalThis document describes the procedures for converting from Oracle ASM 10g single-instance to Oracle Real Application Clusters (RAC). SolutionTo convert a single-inst 阅读全文
posted @ 2011-05-18 15:38
sqlite例子
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Upon startup of Linux database get ORA-27102: out of memory Linux-X86_64 Error: 28: No space left on device [ID 301830.1]Applies to: Oracle Server - Enterprise Edition - Version: 9.2.0.4 to 11.2.0.2 - Release: 9.2 to 11.2Red Hat Enterprise Linux Advanced Server x86-64 (AMD Opteron Architecture)x86 6 阅读全文
posted @ 2011-05-16 17:28
sqlite例子
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最近工作之余在玩google app engine ,这是google提供的5G免费空间(1个应用500M*10个应用=5G),它目前支持两种语言开发(python 、java),这是我用其架设的blog ,可以绑定二级域名(据说一开始还支持绑定顶级域名,像ucoolweb.com这样,现在不支持了)。由于python、java不是我熟悉的语言,所以打算上网找找还有没有支持asp.net的空间,当然最好也是大公司提供的,就像google提供的google app engine。 阅读全文
posted @ 2011-05-14 00:36
sqlite例子
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一. 说明在官网看到一篇ASM 升级的文档,如下: How To Upgrade ASM from 10.2 to 11.1 (RAC) http://blog.csdn.net/tianlesoftware/archive/2011/04/25/6362083.aspx Unable To Open Database After ASM Upgrade From Release 11.1 To Release 11.2 http://blog.csdn.net/tianlesoftware/archive/2011/04/25/6362184.aspxRAC 下数据库的升级参考: Redha 阅读全文
posted @ 2011-05-12 23:31
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位置信息网 网站原型开发中...http://www.LocationInfo.net 阅读全文
posted @ 2011-05-12 15:29
sqlite例子
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在官网看到了这段信息,讲的很细。 贴过来。Logical Storage Structureshttp://download.oracle.com/docs/cd/E11882_01/server.112/e16508/logical.htm#CNCPT7668 Oracle Database manages the logical storage space in the data files of a database in units called data blocks, also called Oracle blocks or pages. A data block is the m 阅读全文
posted @ 2011-05-12 14:52
sqlite例子
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一. 官网的说明Oracle 官网对quota的定义如下: A limit on a resource, such as a limit on the amount of database storage used by a database user. A database administrator can set tablespace quotas for each Oracle Database username.有关Oracle Quota 这块,只在Oracle 的安全管理这块搜到了一些内容。 Managing Security for Oracle Database Users 阅读全文
posted @ 2011-05-11 20:56
sqlite例子
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当管理的数据库比较多的时候,在sqlplus里切换就是一件麻烦的事。 要非常小心,以防出错。 可以修改sqlplus 的提示符:SQL> ,把这个改成我们用户和实例名,这样就不容易出错。先看一下Oracle 自定义的参数:SQL> defineDEFINE _DATE = "11-MAY-11" (CHAR)DEFINE _CONNECT_IDENTIFIER = "dave1" (CHAR)DEFINE _USER = "SYS" (CHAR)DEFINE _PRIVILEGE = "AS SYSDBA&quo 阅读全文
posted @ 2011-05-11 19:01
sqlite例子
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