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Linux下mysql命令大全: 一、总结一下： 1.linux下启动mysql的命令： mysqladmin start /ect/init.d/mysql start (前面为mysql的安装路径) 2.linux下重启mysql的命令： mysqladmin restart /ect/init.d/mysql restart (前面为mysql的安装路径) 3.linux下关闭mysql的命令： mysqladmin shutdown /ect...; 作者：admin发表于：2010-11-11 11:45:27　点击：36　评论：查阅全文...

英语问题关于学习方法的: 英语问题关于学习方法的我掌握的单词为什么不能连贯的组成一个句子我交际能力很差只掌握了单词却不能用句子表达就是口语很差不能用上单词怎么办呢满意答案1：那说明语法不太好哦把语法学一遍，然后多进行改错练习写出来的句子让人家改错也是种好方法然后就是背一...; 作者：admin发表于：2010-07-20 08:03:49　点击：13　评论：查阅全文...

Mysql的查询缓存区的优化: 什么是MySQL查询高速缓冲？查询缓存存储SELECT查询的文本以及发送给客户端的相应结果。如果随后收到一个相同的查询，服务器从查询缓存中重新得到查询结果，而不再需要解析和执行查询。缓存的效果如何？如果执行的所有查询是简单的(如从只有一行数据的表中选取一行)，但查...; 作者：admin发表于：2009-12-13 10:12:42　点击：138　评论：查阅全文...

mysql的sql_mode: mysql可以运行在不同sql mode模式下面，sql mode模式定义了mysql应该支持的sql语法，数据校验等！查看默认的sql mode模式： select @@sql_mode; 我的数据库是： STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION 在此模式下面，如果插入的数据的长度大于定...; 作者：admin发表于：2009-12-13 10:12:15　点击：59　评论：查阅全文...

MySQL配置文件my.cnf(my.ini) 例子最详细翻译: #BEGIN CONFIG INFO #DESCR: 4GB RAM, 只使用InnoDB, ACID, 少量的连接, 队列负载大 #TYPE: SYSTEM #END CONFIG INFO # # 此mysql配置文件例子针对4G内存，并在www.bt285.cn bt下载与 www.5a520.cn 小说520，这两个日ip 2w ,pv 20w 测试过的。 # 主要使用INNODB #处理复杂队...; 作者：admin发表于：2009-12-13 10:11:34　点击：27　评论：查阅全文...

如何阅读英文的芯片数据手册: 申明：为方便计，本文将以AD9945为例，进行描述！ u 我们坚信，阅读英文芯片手册，并没有想象的那么难不管什么芯片手册，它再怎么写得天花乱坠，本质也只是芯片的使用说明书而已。而说明书一个最显著的特点就是必须尽可能地使用通俗易懂的语句，向使用者交代清楚该产品的特...; 作者：admin发表于：2009-10-09 12:18:39　点击：138　评论：查阅全文...

Oracle的数据库管理功能: 　　New Words & Expressions 　　add-on adj. 附加的 repository v.综合，使成整体　　console n. 控制台 optional adj. 可选择的，随意的　　monitor n. 监控，监视 load n. 负载，加载　　tuning n. 调谐，调整 tracking n. 跟踪　...; 作者：英语教师发表于：2008-09-22 22:54:23　点击：135　评论：查阅全文...

DBMS的编排技巧（中英文对照）: Hierarchical (tree) structures. In this logical approach, data units are structured in multiple levels that graphically resemble an "upside down" tree with the root at the top and the branches formed below. There's a superior-subordinate relations...; 作者：YES发表于：2008-09-22 22:54:21　点击：163　评论：查阅全文...

数据库概况（中英文对照）: 　　New Words & Expressions: 　　facilitate 使容易，促进 retrieval n. 检索　　field n. 字段， record 记录，　　alphabetically 按字母顺序地 chronologically 按年代顺序排　　break down v. 分解 build up 建造，装配，组成 encyc...; 作者：英语教师发表于：2008-09-22 22:54:20　点击：344　评论：查阅全文...

如何评价一个数据仓库系统: Why Assessments and an Assessment Methodology are Needed – What an Assessment is In the relative time scale of technology change, data warehousing has been around for a while. Discussion of “the mature data warehouse” and “second generation wareh...; 作者：英文教授发表于：2008-09-22 22:54:18　点击：106　评论：查阅全文...

业务过程执行语言（BPEL）简介: Business Process Execution Language （BPEL） DEFINITION: Business Process Execution Language is an XML-based language that’s designed to run a series of Web-based transactions and/or characterize interfaces that are needed to complete Web-based tran...; 作者：英文教授发表于：2008-09-22 22:54:18　点击：64　评论：查阅全文...

如何简化服务器管理？: Server management can be simplified The need to reduce the complexity of IT infrastructure management remains a priority on every IT manager’s agenda. One of the most prominent open standards addressing that need, Intelligent Platform Management Int...; 作者：YES发表于：2008-09-22 22:54:17　点击：63　评论：查阅全文...

BPEL语言实现过程管理的标准化: BPEL standardizes process management Business process management provides a graphical approach to automating and monitoring business activities, integrating enterprise applications and managing manual tasks. Historically, BPM products have utilized t...; 作者：教授发表于：2008-09-22 22:54:17　点击：48　评论：查阅全文...

食肉兽侦查工具与黑色智能: Social EngineeringInfiltrating a physical information systems using non-technical means. Searching user desks for passwords on notes, lying to staff to gain entry into a system and eavesdropping are all examples of social engineering. Carnivore A con...; 作者：外教发表于：2008-09-22 22:54:16　点击：31　评论：查阅全文...

计算进入生命科学: Computation Comes to Life For years biologists have used computer models and high-performance computers to simulate and understand living processes. More recently, computer scientists have drawn inspiration from biology to immunize information system...; 作者：外教发表于：2008-09-22 22:54:16　点击：36　评论：查阅全文...

生物特征认证: Biometric authentication In this computer-driven era, identity theft and the loss or disclosure of data and related intellectual property are growing problems. We each have multiple accounts and use multiple passwords on an ever-increasing number of ...; 作者：YES发表于：2008-09-22 22:54:15　点击：38　评论：查阅全文...

数据库技术要抓住XML: Databases get a grip on XML If you could do one thing to improve integration and automate processes with customers and business partners, it would be to implement XML, which has become the standard for exchanging information between disparate systems...; 作者：YES发表于：2008-09-22 22:54:15　点击：53　评论：查阅全文...

主题图是如何工作的？: Topic Maps Computers have so overloaded us with data, it becomes increasingly difficult to find the information we seek. Beginning in the 1990s, powerful search engines like Yahoo, AltaVista and Google made the Web an incomparably valuable informatio...; 作者：YES发表于：2008-09-22 22:54:14　点击：19　评论：查阅全文...

数据仓库中的数据立方体: Data Cubes DEFINITION: A data cube is a type of multidimensional matrix that lets users explore and analyze a collection of data from many different perspectives, usually considering three factors (dimensions) at a time. When we try to extract inform...; 作者：教授发表于：2008-09-22 22:54:13　点击：55　评论：查阅全文...

网上提取有用信息的三种方法: Web Harvesting As the amount of information on the Web grows, that information becomes ever harder to keep track of and use. Search engines are a big help, but they can do only part of the work, and they are hard-pressed to keep up with daily changes...; 作者：英语教师发表于：2008-09-22 22:54:13　点击：99　评论：查阅全文...

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