heterogeneous database 中文意思是什麼
heterogeneous database
解釋
多機種數據庫- heterogeneous : adj 1 異種的，異類的。2 異質的，不純的，成份復雜的 （opp homogeneous）。3 【數學】非齊次[性]的，...
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On the foundation of this analysis, we propose one model frame based on xml to union use the heterogeneous database system. we narrates how to construct the systematic xml meta - data and realize the heterogeneous database ' s data convertion and transparent visiting in this thesis
作者在論文當中，著重敘述了此框架中如何構造系統的xml元數據，和如何基於xml實現異構數據庫系統的數據轉換和數據的透明訪問這兩個問題。 -
A corba - based heterogeneous database integration system for query
的異構數據庫集成查詢系統 -
Heterogeneous database integration research on java and xml
的異構數據庫集成研究 -
Integral query of heterogeneous database based on neural network technique
基於神經網路技術的異構數據庫集成查詢 -
Enterprise application integration ( eai ) provides an effective scheme for heterogeneous database integration to realize the share and the inquiry of information resources. enterprise portal ( ep ) is an approach to access enterprise applications and information synthetically as the important foundation to establish information platform for enterprises
企業應用集成能夠有效地解決企業內部異構數據庫的整合問題，實現信息資源的共享及信息的綜合統計查詢。企業門戶提供一種集中訪問企業應用和信息的手段，是建立企業信息化的重要基礎之一。 -
Aimed at the two nodus : the mapping of heterogeneous data ; and the realization of conflict disposed mechanism, we introduced basic conceptions ; general technology, study out a method to realize the synchronization of data in those heterogeneous database based on mobile computing environment
針對數據同步技術的兩大要點難點：異構數據的映射問題和沖突處理機制的實現，在簡介其基本概念和常用技術后，擬定出基於移動計算環境下異構數據庫數據同步實現的解決思路。 -
It describes some generality factors based on the environments of integrated costing system, analyzes the possibility of implement technology, suggests an approach of building block which includes separating the generality demand and individuality demand, user self defining function and the realization of the interaction of heterogeneous database based on views
摘要對集成環境下影響成本核算系統通用性的因素進行了簡要描述，並從實現的技術可行性角度對提高成本核算系統通用性的方法做了研究，提出了積木式設計將共性需求和個性需求分離、用戶自定義功能以及基於視圖集成實現異構數據庫互操作的方案。 -
Based on current trend of network database technology, this paper bring up an executive - plan : " basing on xml, b / ' s three - ply structure government network system heterogeneous databases information - sharing ", and introduces the plan ' s integrated design as well as several sixty - four - dollar questions " solutions. those questions include as well : dynamic creating ird ( information resource directory ) based on sharing information of heterogeneous databases, web layer database ' s design and manage, dynamic creating sql query statement to realize heterogeneous database ' s local data querying, the translation from query result to xml document
介紹了該方案的整體設計以及幾個關鍵問題的解決方法，包括：根據各異構數據庫共享信息動態生成信息資源目錄（ ird ） ； web方式的中間層數據庫設計和管理；根據共享信息的表及欄位動態生成異構數據庫sql查詢語句實現局部數據查詢；根據數據庫結構特徵和xml數據模型特點，設計表結構欄位名稱與xml文檔標簽之間的對應關系，實現關系數據庫數據向標準xml文檔的轉化。 -
Heterogeneous database replication with syncml
用syncml進行異構數據庫復制 -
Based on such situation, this research proposes a distributed heterogeneous database information searching system model based on corba middleware. this model absolutely use existing network and utilize digital book database systems which have been built or under being built. it offers user a uniform search entrance to access the heterogeneous database at different area transparent on the orb provided by visibroker
本課題根據目前這種現狀，提出了一個基於corba中間件的分散式異構數據庫的信息檢索模型，該模型基於現有網路，利用已經建設完全或正在建設的數字圖書資料數據庫系統，在visibroker提供的orb的基礎上為外部用戶提供統一介面透明地訪問分佈在各地域的異構數據庫，從而實現分散式異構數據庫系統間的統一檢索。 -
All kinds of technology including software component, middleware, heterogeneous database integration, multi - tiered architectures, are described in detail. in addition to, the paper has a discussion on building of universal mis domain component, emphasizes that the key of using software - reuse is the reuse combine technology of software component. finally, on the basis of the design model, we achieve an specific mis based on component
本文討論了在重構式系統開發中涉及到的軟體構件技術、中間件技術、異構數據庫集成、多層體系結構等技術，並重點討論了通用mis系統領域構件模型的建立以及構件的提取和構造，強調實現軟體復用的關鍵是構件的重用組合技術，最後在這種設計模式的基礎上實現了具體mis系統的開發。 -
Considered usual condition in mobile computing enviorenment, the thesis put forward a creative thought - - " more mobility on client, high capability on server ", combined that mobile database has a small capacity, connected and disconnected frequently ; memory database has short latency time, fast data accessibility ; therefore, according to syncml protocol ; based on the frame of data synchronization of heterogeneous database, built a model of rapid synchronization of heterogeneous data, using mobile database technology on client and customized memory database technology on server. through experiments, it has been proved to be a improvement of data synchronization technology, and has been applied to the mobile dispatch system of the china airdrome
論文針對移動計算環境下的普遍應用情況，提出「在低端加強移動性，在高端提供高性能」的創新思想，結合移動數據庫容量小，斷接頻繁；主存數據庫響應時間短，存取數據快的特點，遵循syncml協議，在移動環境下的異構數據庫數據同步模型架構之上，搭建起一個移動客戶端使用移動數據庫技術，服務器端採用定製主存數據庫技術的異構數據快速同步模型，實驗表明，這是對數據同步技術的明顯改善。 -
Design and implementation of heterogeneous database conversion system based on data pipeline
數據管道的異構數據庫轉換系統設計與實現 -
A model of heterogeneous database integration system - hedis is pronounced which is based on three - layer architecture
提出了一種基於三層體系結構的異構數據庫集成系統（ hedis ） 。 -
Data group coordination and concurrency control technology of the heterogeneous database based on cscw ( computer supported cooperative work ) has been adopted
採用了基於cscw （ computersupportedcooperativework計算機支持的協同工作）的異構數據庫數據群體協同和並發控制技術。 -
According to these work, we design and develop database grid prototype system called griddaen - dai. it adopts java mechanism and integrates database resources in internet, provides uniform logical data views and data access service for grid user at different places. this system mainly adopts multi - domain server mechanism and server - registration mechanism, provides uniform access to many heterogeneous database resources, and has features such as dynamic configuration and scalability. the system is composed of metadata information service ( mis ), data access service ( das ), clients and the low - level distributed heterogeneous database resources
Griddaen - dai利用java平臺無關特性，整合廣域環境下分佈異構的數據庫資源為地理上分佈的用戶提供了全局的邏輯數據視圖和統一的數據訪問服務;系統採用分佈、獨立的多域服務器技術和服務器注冊機制，支持對多種異構數據庫資源的統一訪問，具有動態配置和可擴展性等特徵，系統在邏輯結構上主要有元服務、數據訪問服務、客戶端和底層分佈異構的數據庫資源等部分組成。 -
The merits and characteristic of xml - it has nothing to do with the platform, easy to expand, its interaction is good, semanteme have stronger quality, and it can be formatted - make it ease to describe the heterogeneous database and realize the inter - convert between heterogeneous databases. besides, through its own merits, it can solve the problems - the deficient of union inquires about and optimizes, the integration of heterogeneous database share based on web is not very mature, poor expanding - existing in heterogeneous database system at present partly
Xml本身所具有的與平臺無關、易於擴展、交互性好、語義性強、可格式化等特性和優點使得它在異構數據庫系統中便於異構數據庫的描述和實現異構數據庫之間的轉換，並能通過自身的優點，解決目前異構數據庫系統中存在的聯邦查詢優化欠缺、和對基於web的異質數據庫間共享的集成較不成熟、擴展性較差等問題。 -
Each part of the heterogeneous database has its own autonomy quality. at the time of realizing the data sharing, each database system have its own application characteristic, the integrality control and the security control still
異構數據庫的各個組成部分具有自身的自治性，實現數據共享的同時，每個數據庫系統仍保有自己的應用特性、完整性控制和安全性控制。 -
Today, more and more enterprise applications need to integrate the different information from diverse database sources, and a system to integrate heterogeneous database sources dispersed over a computer network must be developed and several challenges must be overcome to establish such a system : heterogeneity, integrality, performance, semantic conflict, authorization bottleneck, constraints subjoining and content restriction
今天，越來越多的企業應用需要集成各種不同的數據庫資源。在構建企業異構數據庫集成系統時，主要會面對異構性、完整性、性能、語義沖突、權限瓶頸、附加約束和集成內容的限定等七個方面的問題。 -
Research of distributed heterogeneous database
分散式異構數據庫共享模型的研究
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