relational database model中文是什么意思

發(fā)音:

中文翻譯
造句

數(shù)據(jù)庫模型

relational adj. 有關(guān)系的；親戚的；(特指語法上)表示關(guān)系的。 ...
model n. 1.模型，雛型；原型；設(shè)計圖；模范；(畫家、雕刻家 ...
object-relational database model 對象關(guān)系數(shù)據(jù)庫模型
relational model of database 關(guān)系數(shù)據(jù)庫模型; 數(shù)據(jù)庫關(guān)系模型
database relational 相關(guān)式數(shù)據(jù)庫
relational database 關(guān)聯(lián)式資料庫 [關(guān)系數(shù)據(jù)庫; 關(guān)系式數(shù)據(jù)庫管理系統(tǒng); 關(guān)系數(shù)據(jù)庫，關(guān)系型數(shù)據(jù)庫，[臺]關(guān)聯(lián)式資料庫，[港]關(guān)聯(lián)數(shù)據(jù)庫; 相關(guān)數(shù)據(jù)庫; 資料庫
relational model （關(guān)系模型）：以表（或關(guān)系）的形式表示數(shù)據(jù)的數(shù)據(jù)模型。; 關(guān)系模型
design of relational database system 相關(guān)數(shù)據(jù)庫系統(tǒng)設(shè)計
fuzzy relational database 模糊關(guān)系數(shù)據(jù)庫
internal relational database 內(nèi)關(guān)系數(shù)據(jù)庫
mini-relational database 小型關(guān)系數(shù)據(jù)庫
mini-relational database system 小型關(guān)系數(shù)據(jù)庫系統(tǒng)
object-relational database 關(guān)系數(shù)據(jù)庫
rdb relational database 關(guān)系數(shù)據(jù)庫; 相關(guān)數(shù)據(jù)庫
rdbm relational database machine 關(guān)系數(shù)據(jù)庫計算機
rdbs relational database server 關(guān)系數(shù)據(jù)庫服務(wù)器
rdl relational database language 關(guān)系數(shù)據(jù)庫語言; 相關(guān)數(shù)據(jù)庫語言
relational database capability 關(guān)系數(shù)據(jù)庫能力
relational database environment 關(guān)系數(shù)據(jù)庫環(huán)境
relational database implementation 關(guān)系數(shù)據(jù)庫實現(xiàn)
relational database interface 關(guān)系數(shù)據(jù)庫接口
relational database language 關(guān)系數(shù)據(jù)庫語言
relational database machine 關(guān)系數(shù)據(jù)庫機器
relational database management software 關(guān)系數(shù)據(jù)庫管理軟件
relational database management system 關(guān)聯(lián)式資料庫管理系統(tǒng); 關(guān)系數(shù)據(jù)庫管理系統(tǒng); 式料管理系

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例句與用法

Secondly , we study on how to build the object model for the system utilizing object - oriented technique in the system implement and the process of the mapping from object model to the relational database model in order to build the model of the relational database for the system
接著，研究了利用面向?qū)ο蠹夹g(shù)建立系統(tǒng)對象模型的方法，以及對象模型向關(guān)系數(shù)據(jù)庫的映射過程，進而建立了系統(tǒng)的信息模型。
In this paper , the basic concepts of rough sets theory and research actuality of combining rough sets theory and relational database is introduced , the efficient algorithm of attributes reduction , correlative definition and algorithm of reduction in database and the rough relational database model is presented
本文介紹了粗糙集理論的基本概念和它與關(guān)系數(shù)據(jù)庫中的研究現(xiàn)狀,給出了高效的屬性約簡算法、數(shù)據(jù)庫約簡的相關(guān)定義和算法、粗糙關(guān)系數(shù)據(jù)模型。
Generally , the research of knowledge discovery is based on relational database , database reduction algorithm based on relational database directly obtains core of database , attributes reduction and rule reduction by operator in relational database . it is a simple and effective . essentially , rough relational database model in this paper , which extending classical rough sets model , is a multi - valued information system
知識發(fā)現(xiàn)研究的實施對象多為關(guān)系數(shù)據(jù)庫,基于關(guān)系數(shù)據(jù)庫操作的數(shù)據(jù)庫約簡算法利用關(guān)系數(shù)據(jù)庫的操作算子直接對數(shù)據(jù)庫進行求核、屬性約簡和規(guī)則約簡,該方法充分發(fā)揮數(shù)據(jù)庫操作的簡便高效性,使得數(shù)據(jù)庫約簡算法簡單易實現(xiàn)。
The definition of multi - valued information system is extended and the spatial structure of rough relational database model is analyzed in this paper . the measurement of uncertainty in rough database is provided . by analysis of the spatial structure of rrdb , the upper approximation , the lower approximation and value - reduced is educed . it provides the foundation for more studies in rough relational database model
本文分析了粗糙關(guān)系數(shù)據(jù)庫模型的空間結(jié)構(gòu),為粗糙數(shù)據(jù)庫的不確定性進行度量提供一個依據(jù),同時通過對粗糙關(guān)系數(shù)據(jù)庫空間結(jié)構(gòu)的分析,導(dǎo)出了基于粗糙關(guān)系數(shù)據(jù)庫的上、下近似以及值約簡,為粗糙關(guān)系數(shù)據(jù)庫模型的進一步研究提供了理論基礎(chǔ)。

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