在DBMS平台上用数据查询语言实现关联规则的采掘。
The paper realizes the algorithm by data query language on the DBMS platform.
路径表达式是XML数据查询语言的核心部分，但是目前针对路径表达式本身进行优化的研究却相对较少。
Path expression is one of the core components of most XML query languages. However, there are few researches on the issue of path expression optimization.
SPARQL是标准的RDF数据查询语言。RDF数据为开发者提供了书写贯穿网络RDF信息的查询信息。
SPARQL is a standardized query language for RDF data which offers developers a way to write queries across the wide range of RDF information on the web.
作为一种函数式语言，Clojure为数据查询和操作提供了新方法。
Being a functional language, Clojure brings new tricks to data query and manipulation.
在系统介绍标记语言和XML的基础上，分析了基于XML的数据查询和查询优化方法。
This paper analyses data searching method and inquiry optimizing method based on systematic introduction of labeling language and XML.
为了减少在计算和存档数据流的过程中对昂贵的存档数据的存取，分析了聚集数据查询的特点，并引入了聚集查询语言和聚集查询重写方法。
To reduce the expensive access to archive data, the characteristics of aggregate data query were analyzed, and the aggregate query language and its rewriting method were proposed.
为了减少在计算和存档数据流的过程中对昂贵的存档数据的存取，分析了聚集数据查询的特点，并引入了聚集查询语言和聚集查询重写方法。
To reduce the expensive access to archive data, the characteristics of aggregate data query were analyzed, and the aggregate query language and its rewriting method were proposed.
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