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计算机工程 ›› 2006, Vol. 32 ›› Issue (18): 39-41. doi: 10.3969/j.issn.1000-3428.2006.18.014

• 软件技术与数据库 • 上一篇    下一篇

构建LBS系统的数据库连接池技术研究

梁清翰1,沈占锋2,骆剑承2,樊 红1,明冬萍3,李均力4   

  1. (1. 武汉大学测绘遥感信息工程国家重点实验室,武汉 430079;2. 中国科学院遥感应用研究所,北京100101; 3. 中国科学院地理科学与资源研究所资源与环境信息系统国家重点实验室,北京100101;4. 武汉大学遥感信息工程学院,武汉 430079)
  • 收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:2006-09-20 发布日期:2006-09-20

Study of Database Connection Pool in LBS Platform

LIANG Qinghan1, SHEN Zhanfeng2, LUO Jiancheng2, FAN Hong1, MING Dongping3, LI Junli4   

  1. (1. State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan 430079; 2. Institute of Remote Sensing Applications, Chinese Academy of Sciences, Beijing 100101; 3. State Key Laboratory of Information System, Institute of Geographic Sciences and Natural Resources, Chinese Academy of Sciences, Beijing 100101; 4. School of Remote Sensing Information Engineering, Wuhan University, Wuhan 430079)
  • Received:1900-01-01 Revised:1900-01-01 Online:2006-09-20 Published:2006-09-20

摘要: 为了更好地满足大量联机并发访问数据库并从中获取位置信息的需求,该文在分析LBS系统整体结构框架的基础上,对其中的关键技术――数据库连接池进行了研究。通过结合车辆定位平台的实例,设计和实现了数据库连接池,并验证了其有效性。

关键词: LBS, 移动GIS, 并发访问, 数据库连接池, COM/COM+

Abstract: In order to satisfy the demands of multi-clients’ concurrent database access to acquire location-based information, the key technology of database connection pool is analyzed on the basis of the architecture of LBS. The design and implementation of database connection pool are done through an instance of vehicle positioning platform, which proves the efficiency of this method.

Key words: LBS, Mobile GIS, Concurrent access, Database connection pool, COM/COM+

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