例如,数据库连接组件可能不会选择在设计时查询数据库。
For example, a database connection component may choose not to query the database at design time.
系统包括上位机软件、RS232—485转换器、分机模块及电缆连接4部分,其监控程序的设计采用顺序查询的方式执行主程序。
The system consists of upper computer software, RS232-485 converter, every kind of modules and cables. And finally the monitor program is designed with the sequential query mode.
非规范化设计减少了查询操作所需的连接,减少了外部键和索引的数量,可以预先进行统计计算,提高了查询时的响应速度;
While abnormalization design reduces joins which query requires and the number of keys and indices, can count in advance and improve the query speed.
本文用最小生成树算法实现了分布式数据库中的多元连接查询,并进行了算法的分析与设计。
This paper used algorithm of minimum spanning tree to realized multi-join queries of distributed database and provided analyzing method.
并设计了查询树这一数据结构用来连接用户输入和SPARQL语义查询语言,且研究了查询树和SPARQL的转换算法。
We define a query tree to connect the user input with semantic query language SPARQL and study the algorithm to converse the query tree to SPARQL.
并设计了查询树这一数据结构用来连接用户输入和SPARQL语义查询语言,且研究了查询树和SPARQL的转换算法。
We define a query tree to connect the user input with semantic query language SPARQL and study the algorithm to converse the query tree to SPARQL.
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