We use advanced database technology to analyze data to improve performance and communication quality of the network and provide interface to other systems for information sharing and all - around using 采用先進(jìn)的數(shù)據(jù)庫(kù)技術(shù),通過(guò)對(duì)數(shù)據(jù)的挖掘分析,提取有用的信息,提高系統(tǒng)的效率,同時(shí)為整個(gè)系統(tǒng)提供數(shù)據(jù)庫(kù)接口,便于數(shù)據(jù)的共享和綜合利用。
Her current research interests include scalable advanced database technology , data warehousing and business intelligent technology . she is also interested in grid data management and searching databases with keywords 高性能數(shù)據(jù)庫(kù)新技術(shù)的研究與系統(tǒng)軟件開(kāi)發(fā)數(shù)據(jù)倉(cāng)庫(kù)和bi技術(shù)研究網(wǎng)格環(huán)境下的數(shù)據(jù)管管理新技術(shù)研究數(shù)據(jù)庫(kù)檢索新技術(shù)研究等。
By introducing and analyzing the functions , the data requirements , the methods for system development and the data processing of the flood information system for shantou city ( stfis ) , this dissertation provides a basic thinking in building an object - oriented gis database that can be used as a normal mode for a great gis application . it dissertates from many points of view for a gis database such as data characters , data framework , data model and basic methods for database design in detail , with discussing the applications of fundamentals of traditional database systems and advanced database technologies for building a gis database . meanwhile , it discusses the methods for implementing this thinking in the stfis , with analyzing the relationship of the system database and the construction solutions , together with the main functions of the system and the mechanism of data processing for spatial analysis of the stfis 本文通過(guò)對(duì)汕頭市水災(zāi)信息系統(tǒng)的功能、數(shù)據(jù)需求、系統(tǒng)開(kāi)發(fā)模式、數(shù)據(jù)處理等方面的介紹和分析,從數(shù)據(jù)特征、數(shù)據(jù)結(jié)構(gòu)、數(shù)據(jù)模型、數(shù)據(jù)庫(kù)設(shè)計(jì)基本方法等角度出發(fā),結(jié)合對(duì)傳統(tǒng)數(shù)據(jù)庫(kù)原理及若干新技術(shù)應(yīng)用于地理信息系統(tǒng)數(shù)據(jù)庫(kù)構(gòu)建可行性的探討,提出了可應(yīng)用于大型gis應(yīng)用系統(tǒng)一般模式的面向?qū)ο骻is數(shù)據(jù)庫(kù)的基本構(gòu)造思想,同時(shí)闡述了該構(gòu)建思想在汕頭市水災(zāi)信息系統(tǒng)中的實(shí)現(xiàn)方法,探討了汕頭市水災(zāi)信息系統(tǒng)數(shù)據(jù)庫(kù)與系統(tǒng)平臺(tái)、系統(tǒng)功能之間的關(guān)系以及實(shí)現(xiàn)系統(tǒng)空間分析功能的數(shù)據(jù)處理機(jī)理。