您要查找的是不是：
- hierarchical structured query 分层结构查询
- A database based on Structured Query Language (SQL). 基于结构化查询语言(SQL)的一种数据库。
- SKGY is a self-contained language designed for minicomputers, its retrieval function is designed by query language, and its data structure is a hierarchical structure. SKGY是为小型计算机设计的一种自封语言系统,它的检索功能设计为询问式语言,数据结构是层阶式树型结构。
- Although the tree could reflect the hierarchical structure of XML document during its data paring and query operations, the efficiency of its data query is low. 摘要在时XML文档的数据解析和查询操作研究中，发现树能较好地反映XML文档的层次结构，但其查询效率较低，而关系表是一种适合存储大量数据且有较好查询效率与操作功能的数据结构。
- Conclusion Multilevel model is a powerful analytical tool for these hierarchical structured data. 结论多水平模型可以灵活有效地处理各种具有层次结构的数据；
- Civil services are organized in hierarchical structures of offices. 文官是按照职位的等级制结构组织起来的。
- Structured Query Language is the most commonly used language to communicate with databases. 结构化查询语言是用来与数据库通讯的最常用语言。
- Central Administration tools can perform Structured Query Language (SQL) data backups for most site elements. 中心管理工具可以执行大多数网站元素的结构化查询语言(SQL)数据备份。
- The expressions in the following table use SQL (Structured Query Language) functions that aggregate or summarize data. 下表中的表达式使用SQL(结构化查询语言)函数来聚合或汇总数据。
- ODBC drivers use the standard Structured Query Language (SQL) to gain access to external data. ODBC驱动程序使用标准结构化查询语言(SQL)获得外部数据的访问权限。
- SQL (structured query language) is the world's most prevailing and standardized database language. SQL(结构化查询语言)是世界上最流行的和标准化的数据库语言。
- Structured Query Language. An ANSI standard computer language for accessing and manipulating databases. 结构化查询语言。访问和操作数据库的ANSI标准化的计算机语言。
- If you were using SQL( Structured Query Language) the command would look like this. 如果你一直使用SQL（结构化查询语言），则命令会是：
- Discuss the advantages and disadvantages of a hierarchical structure. 讨论一个层次结构的优势和劣势。
- Structured Query Language (SQL) is a way to communicate with a relational database that lets you define, query, modify, and control the data. 结构化查询语言(Structured Query Language,SQL)是一种与关系数据库通信的方式,使您可以定义、查询、修改和控制数据。
- SQL (Structured Query Language) is a syntax for executing queries. But the SQL language also includes a syntax to update, insert, and delete records. SQL是一种针对执行查询的语法。但SQL里还包括对记录进行更新，插入以及删除的语法。
- There is no doubt that E-mail flattens the hierarchical structure of an organization. 毫无疑问，电子信函削弱了组织内部的等级结构。
- Structured Query Language (SQL): In IBM System and products, a complete full-function, relational database management system with integrated query and report writing facilities . 结构化的查询语言是在IBM系统与产品中，一种完整的，功能齐全的关系型数据库管理系统，其中带有集成查询设施和种种报告书设施。
- If you are comfortable writing Structured Query Language (SQL) statements, you might even prefer to forgo the Find Unmatched Query Wizard, and write the union query by hand. 如果您对编写结构化查询语言(SQL)语句得心应手,您甚至有可能愿意放弃“查找不匹配项查询向导”并自己编写联合查询。
- A term applied to hierarchical structure of entities;for example, to a company organization chart or a genealogy. 用在层次型的实体结构中的一个术语，例如，一个公司的机构图或一个家族的关系图。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
