Virtualized database management systems
虚拟的数据库管理系统
There are a number of good Web-based SQLite database management systems.
目前有许多优秀的基于 Web 的SQLite数据库管理系统。
All SQL database management systems are supported through JDBC technology.
通过JDBC技术，支持所有的SQL数据库管理系统。
Most commercial database management systems already support XML persistence in some form.
多数商业数据库管理系统已经以某种形式支持XML持久性。
Relational database management systems (RDBMS) are good at storing and retrieving structured data.
关系数据库管理系统（Relational database management systems，RDBMS）适合于存储和检索结构化数据。
This feature is not available with some database management systems.
有些数据库管理系统不支持该功能。
Some relational database management systems do not allow the registration of multiple databases per instance.
有些关系数据库管理系统不允许每个实例注册多个数据库。
Commercial relational database management systems (DBMSs) address those issues but fall short in other areas.
商业关系数据库管理系统(DBMS)解决了这些问题，但是在其他方面有所欠缺。
The capacity of relational database management systems (RDBMS) to process great volumes of data is unquestionable.
关系数据库管理系统(RDBMS)处理大量数据的能力是毫无疑问的。
As the core of information systems, database management systems is the key to ensure the security of information.
作为信息系统的核心，数据库管理系统是保护信息安全的关键。
Install any software that supports the development environment (such as database management systems or test harnesses).
安装支持开发环境的软件(例如数据库管理系统或者测试工具)。
Some relational database management systems (RDBMSs), such as Sybase, do not support table expressions in the FROM clause.
有些关系数据库管理系统(RDBMS)，例如sybase，不支持在from子句中使用表表达式。
Since the early 1980s, tremendous advances have been made in developing database management systems for microcomputers.
自从二十世纪八十年代早期以来，在开发微型数据库管理系统方面，已经取得了惊人的进步。
Meanwhile, relational database management systems (RDBMS) “scale up” by getting faster and faster hardware and adding memory.
传统的关系数据库管理系统通过 “向上扩展“的方式通过更好的硬件设施来提升系统性能。
Again, just like relational database management systems (RDBMS), objects and RDF are similar in some ways and different in others.
另外，像关系数据库管理系统（RDBMS）一样，对象和RDF在一些方面相似而在其他方面不同。
The Porting to DB2 UDB page contains technical resources and a roadmap for migrating to DB2 UDB from other database management systems.
Porting toDB2UDB页面包含一些技术参考资料，以及用于从其他数据库管理系统迁移到 DB2 UDB 的路线图。
The database management systems software represents the interface between the user and the computer's operating system and database.
数据库管理系统相当于用户，计算机操作系统和数据库之间的接口。
In broad themes, database management systems (DBMSs) have historically been of three types: hierarchical, relational, and object-oriented.
从广义角度来说，数据库管理系统(DBMS)在历史上划分成三种类型：层次、关系和面向对象。
Sources and targets include relational database management systems, ERP systems, mainframe legacy systems, XML, and proprietary data formats.
源和目标包括关系数据库管理系统、ERP系统、大型机遗留系统、XML和专用数据格式。
Some database management systems allow you to use a function or keyword (such as CAST) to temporarily convert data to another data type.
某些数据库管理系统允许使用函数或关键字(如CAST)将数据暂时转换成另一种数据类型。
Support for a variety of data sources, including relational database management systems (DBMSs), non-relational DBMSs, files, XML documents, and others.
支持各种数据源，其中包括关系数据库管理系统(DBMS)、非关系DBMS、文件、XML文档和其他数据源。
SQL server and SQL Express are RDBMS (relational database management systems) that run on platforms (physical hardware, such as workstations or servers).
SQLServer与SQLExpress是在平台(物理性硬件，例如工作站或者服务器)上运行的RDBMS(关系数据库管理系统)。
Directories generally do not support complicated transaction or roll-back schemes found in database management systems designed for handling high-volume complex updates.
目录通常不支持在数据库管理系统中为处理大量复杂更新而设计的并发事务或者回滚机制。
Traditional relational database management systems sometimes use locking to manage concurrency, preventing clients from accessing data while another client is updating that data.
传统的关系数据库管理系统有时使用锁来管理并发性，从而防止其他客户机访问某个客户机正在更新的数据。
FFS was a critical first step toward automated database management; it spawned a series of software systems that could be regarded as the first database management systems (DBMSs).
FFS是走向自动化数据库管理的很关键的第一步；它催生了可被视为首批数据库管理系统(DBMS)的一系列软件系统。
Like other relational database management systems such as Oracle and SQL Server, Informix has its internal optimizer, which is responsible for selecting the best query execution plan.
与Oracle和SQLServer等其他关系数据库管理系统一样，Informix也有内部优化器，负责选择最佳的查询执行计划。
As a DB2 UDB consultant, Raul helped IBM business partners with migrations from other relational database management systems to DB2, and with database performance and application design issues.
作为一名DB 2udb顾问，Raul曾帮助IBM业务伙伴从其他关系数据库管理系统迁移到DB2，并帮助他们解决数据库性能和应用程序设计问题。
Through the study on engineering database management systems, main points of developing the safety monitoring database during construction of the Three Gorges Project are explained in this paper.
通过对工程数据库管理系统的研究，叙述了三峡工程施工期安全监测数据库的开发要点。
Such artifacts are often stored in existing relational database management systems or file systems, or the artifacts are generated dynamically by Web services, real-time data feeds, or other software.
这种工件常常存储在现有的关系数据库管理系统或文件系统中，或者由Web服务、实时数据feed或其他软件动态地生成工件。
Database management systems can be organized in different ways.
数据库管理系统可以按不同的方法组织。
应用推荐