摘要： ORA-600 [2662] "Block SCN is ahead of Current SCN" [ID 28929.1]Modified 09-DEC-2010Type REFERENCEStatus PUBLISHEDNote: For additional ORA-600 related information please read Note:146580.1PURPOSE: This article discusses the internal error "ORA-600 [2662]", what it means and possib 阅读全文

摘要： TECH: Summary For Forcing The Database Open With `_ALLOW_RESETLOGS_CORRUPTION` with Automatic Undo Management [ID 283945.1]Modified 18-MAY-2010Type BULLETINStatus PUBLISHED***This article is being delivered in Draft form and may contain errors. Please use the MetaLink "Feedback" button to 阅读全文

摘要： 高手传经：学习PHP重在坚持(转)adminPHP杂谈PHP3Comments发表评论 今天在别的网站上取经，看到了这篇文章，对我的感触很大。这里分享到我博客，希望对广大初学者也有所帮助！ 相信大家选择一种语言，并不是看它的背景和悠久历史，更重要的是看它的实用性，华而不实的语言哪怕是再辉煌的历史，也毕将步向没落，可喜的是PHP经受住了考验，也因此，它确实是一种值得学习的语言。 我总结的学习php的进程可能需要经历下面这几个阶段： (1)熟悉HTML/CSS/JS等网页基本元素，完成阶段可自行制作完整的网页； (2)理解动态语言的概念，运做机制，熟悉PHP语法； (3)学习如何将PHP与... 阅读全文

摘要： 一. 官网对外部表的说明Managing External Tableshttp://download.oracle.com/docs/cd/E11882_01/server.112/e17120/tables013.htm#ADMIN12896 Oracle Database allows you read-only access to data in external tables. External tables are defined as tables that do not reside in the database, and can be in any format for w 阅读全文