HBase is a database representation over Hadoop's HDFS, permitting MapReduce to operate on database tables over simple files.
HBase是数据库在Hadoop的HDFS上的表现，在简单文件上执行MapReduce以操作数据库表。
We must determine if a collection is really necessary or if we could replace the collection with one or more methods that will operate on the collection of objects through the database.
我们必须确定是否真的需要一个集合，或者是否可以用一个或多个通过数据库操作该对象集合的方法来代替该集合。
In the future if we add more enhancements for SAP, you won't have to perform extra work when applying an upgrade because your database will be set to operate on SAP.
在将来，如果我们为SAP添加更多增强，在应用升级时，您将不必执行额外的工作，因为您的数据库将被设置为操作SAP。
These objects are tables containing authentication information and stored procedures that encapsulate the server logic to operate on the database tables.
这些对象是包含身份验证信息的表和封装了服务器逻辑（针对数据库表执行）的存储过程。
The database system based on the standard query language — SQL, makes user can easily manage and operate on the database.Users can manage the corporation better because of the database technology.
SQL结构化查询语言基础上建立的数据库系统使得用户能够对数据库进行简单的操作和管理。通过数据库技术可以让用户更好地对企业进行管理。
Based on the semantics of null values in relational database, the article analyzes the affection of null values when we operate the database.
为了实现不完全信息的处理，以关系数据库中空值的完全语义为基础，阐述空值的存在对数据库操作的影响，并给出几种处理空值的方法。
And regard this system as instance of using, is it go on chart of drawing and use and operate some places that should pay attention to of the database with VB language to introduce.
并以该系统为应用实例，介绍了用VB语言进行绘制图表以及使用及操作数据库的一些要注意的地方。
Based on geographical and spatial database and supported by computer hardware and software context, GIS implements to acquire, manage, operate, analyze, simulate and display spatial data.
它以地理空间数据库为基础，在计算机硬、软件环境的支持下，对空间相关数据进行采集、管理、操作、分析、模拟和显示。
The safety that is based on above is politic, can visit a database in order to prevent illegal user, restrict lawful user to operate after the attributive;
基于以上的安全策略，可以防止非法用户访问数据库，限制合法用户操纵数据库的权限；
The safety that is based on above is politic, can visit a database in order to prevent illegal user, restrict lawful user to operate after the attributive;
基于以上的安全策略，可以防止非法用户访问数据库，限制合法用户操纵数据库的权限；
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