数据库
- 与 数据库 相关的网络例句 [注:此内容来源于网络,仅供参考]
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So far, the world's largest continuous dynamic update database of Chinese journals "Chinese journal full-text database" is the data source of this paper.
目前为止世界上最大的连续动态更新的中文期刊数据库《中国期刊全文数据库》是本文的主要数据源。
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According to EAM's actual demand,in the base of traditional database design,a new anti-normative method of database design is proposed.
根据EAM系统的实际需求,在传统数据库设计的基础上,提出了一种新的反规范化数据库设计的方法。
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This design goal is to achieve a B/S architecture electronic shopping website, the task of integrating the entire process of design topics, web development technology and understanding of the basic knowledge database, and related development tools and application software, familiar with the site construction process, have a mastery of the network database programming methods.
本次设计的目标是实现一个B/S体系结构的电子购物网站,任务是结合整个课题设计的实践过程,理解网页开发技术和数据库的基本知识,学习相关开发工具和应用软件,熟悉网站建设的过程,熟练掌握网络数据库编程方法。
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Page server is adopted in KDOODB, which is a reasonable architecture, and KDOODB is an open system. Based on the ODMG-93 standard, the programming language C++ is expanded to act as programming language for database application, the impedance mismatch had been avoided, and the seamless integration of programming language and OODBMS had been realized. In KDOODB, big objects and complicate objects can be accessed quickly; the flexible deprocedure query language is provided, it can be used as both the embedded programming language and interactive command; WAL_P and the bit-based transaction identifier assignment strategy provide powerful support for the transaction management; several use patterns and friendly user interface are provided.
KDOODB系统采用了合理有效的页服务器结构,具有良好的开放性;基本符合ODMG-93国际标准,扩充当前国际上流行的面向对象编程语言C++作为数据库应用编程语言,实现了数据库编程语言与OODBMS 的无缝集成,有效地避免了"阻抗失配"问题;能够快速存取大对象和复杂对象;提供方便灵活的非过程化的查询语言,既可以嵌入编程语言使用,又可以作为交互式命令使用;基于页的恢复策略和基于位的事务标识分配策略为有效的事务管理提供有力支持;为用户提供多种使用方式和友好的用户界面。
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Data base data be lost and data base have been assumed analysis by encompassment of illegal consumer data base security technology.
本文以比较常用的access、数据库为例围绕数据库的安全性技术作了分析。
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METHODS: A computer-based online search of PubMed database was undertaken to identify related articles about the microcapsulated cell or encystation material for treating diabetes mellitus published from 1980 to 2009 by using the key words of "microcapsulation, islet, transplantation" in English. Meanwhile, we search CNKI for relevant articles published between 1999 and 2009 with the same key words in Chinese.
检索PUBMED数据库中1980/2009有关人工细胞微囊技术进展在糖尿病中应用的文献,检索词"microcapsule, islet, transplantation",并限定文献语言种类为English;同时检索中国期刊全文数据库1999/2009有关人工细胞微囊技术进展在糖尿病中应用的文献,检索词为"微囊,胰岛,移植"。
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Thu Apr 2 10:55:36 2009 Errors in file /bdump/test.trc: ORA-00494: enqueue held for too long (more than 900 seconds) by 'inst 1, osid 82866' Thu Apr 2 10:55:39 2009 Killing enqueue blocker (pid=82866) on resource CF-00000000-00000000 by terminating the process
Oracle10.2.0.4中,如果数据库压力较大,IO发生短暂停止响应的时候,可能导致数据库实例崩溃。在alert中可以找到如下错误
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Download a flat file of the entire database or large subset of the database.
下载一个平面文件的整个数据库或大型数据库的子集。
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On the base of the power MIS database in the oilfield,the database of distribution line loss is constructed.Long-distance reading is applied for calculating the equation power,and the equation square root method of current is applied for the distribution line loss calculation.
在胜利油田现有的电力管理信息系统数据库的基础上,建立配电网线损计算数据库,利用胜利油田配电网广泛采用的远程抄表技术来计量各负荷点的平均有功功率、无功功率,并应用均方根电流法计算配电网线损。
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With the application of jsp technique and the network database principle, it developed a online bookstores according to b/ s mode.the system includes sales management system, information dissemination system and a visitor"s book system,in order to achieve the connectivity , storing and reading to the database etc.in this system, the customer may conveniently glance over the news,register to be the user, leave a message through the visitors" book ,exchange with others, examinate commodity details, and purchase commodity.
利用jsp技术和网络数据库原理,基于b/s模式开发了一个网上购书系统,这个系统包含销售管理系统、新闻发布系统和一个留言簿系统。实现了对数据库的连接、存储、读取等操作。在这个系统中,顾客可以方便地浏览新闻、注册成用户、通过留言簿留言与其他用户交流、查看商品的详细资料、购买商品。
- 推荐网络例句
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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.
从鲍尔点的形成原理出发,分析对称连杆曲线上鲍尔点的产生条件,提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。
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The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.
集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品,年生产总值3000万美元,产品价廉物美、选料上乘、质量保证,深受国内外客户的青睐
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The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.
血精的原因很,以良性病变为主。