parallel database 中文意思是什麼
parallel database
解釋
并行數據庫- parallel : adj 1 平行的；并行的 （to; with）; 【電學】並聯的。2 同一方向的，同一目的的。3 相同的，同樣的，相...
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Finally, this thesis explored incremental algorithm, which featured normally in addable and non - iterative with some advantages, such as applicable to large and dynamic database, lower demand for memory, implementation of parallel processing and incremental update
增量演算法的要求是聚類特徵一般是可加的、非迭代的，該文提出了一種基於密度的網格聚類演算法gdclus ，並在此基礎上提出了增量式演算法igdclus 。 -
Expert system has many merits. it has the ability of heuristic illation, and can explain for illation and append new knowledge in the knowledge database. but it also has obvious shortcomings, such as, poor ablitity in ka ( knowledge achieve ), inefficient and incomprehensive. the artificial neural network has the ablitity of parallel processing, associative memory, distributed storage of knowledge and high robust etc. it also has perfect characteristics of self - organizing, self - adaptive, self - learning. it specializes in visualize ideation but is short of logic ideation
專家系統在故障診斷領域得到廣泛的應用，專家系統具有許多優點，能利用專家的知識進行啟發式推理，能夠解釋其推理過程，並能夠不斷地、靈活地增加新的知識。但專家系統也存在明顯的缺陷：獲取知識能力差、效率低、范圍窄。可以說專家系統長于邏輯思維缺乏形象思維。 -
Involuntarily, questions of these engineering datas " management appear, datas " persistance only depending relational model and rdbms is greatly insufficient, so this paper carefully studies object - relational mapping based on rdbms based on the analyse of home & overseas actualities, correlative theories and realizing methods of object - relational mapping, we find opl based on rdbms is the most suitable for object relatinoal mapping of clera. based on the engineering application analyse of opl in clera, function requirements, database modes, interface criterions and functions, running modes of opl have being detailedly described. with the framework of microsoft dna, a kind of realizing method of opl based on com / dcom / activex component technology has being brought forward, and this paper describes realizing keys from base tables " definition, object id and class hx class and inheritance of class, object storage, parallel control and affair, object query, object nesting, relations between objects, support of complex data types, right control of object and buffer management of object
本文在分析對象?關系映射技術的國內外現狀、相關理論及實現方法的基礎上，研究發現基於rdbms的opl是目前最適合clera的對象?關系映射方法；在clera的opl應用分析的基礎上，詳細描述了opl的功能要求、數據庫模式、介面規范與功能、運行方式等內容；結合microsoftdna開發框架，提出了一種基於com dcom activex組件技術的opl實現思路，並從基本表定義、對象標識與類標識、類與類繼承、對象存儲、並發控制與事務、對象查詢、對象嵌套、對象間聯系、復雜數據類型的支持、對象級權限控制及對象緩沖管理等幾方面概述了實現要點。 -
Parallel processing for data statistics in network database system
網路數據庫系統中數據統計的并行處理 -
Experimental results on orl face database show the proposed impca and imlda are more effective and efficient than conventional pca and lda based methods such as eigenfaces and fisherfaces. finally, a strategy of feature parallel fusion is develope
不僅如此，試驗結果還證實了所提出的基丁復線性投影分析的并行特徵融合方法優于傳統的串列特徵融合方法 -
Nacpro apparel pattern making system has great progress in the intellectualized and humanized operation. original database management mode, intellectualized automatic pattern - making, auto - grading and customized system, entirely opening unlimited basic block library, linkage operation of pattern modifying, substantial mark lib and line lib in the system or setting, point parallel line - cutting grading and 3d re - grading or more - times grading, marker making for traditional textile irregular textile knitted textile, etc., auto - matching plaid marker making, beds marker making and double - deck bed marker making, automatic marker making which can be modified by hands any time. we do everything to help the users operating conveniently, quickly and economically
隨著計算機技術不斷發展，在我公司全體員工的努力下， nacpro服裝制板排板系統在智能化操作和人性化操作方面的綜合能力大大提高，新穎的數據庫管理模式智能化的自動打板自動放碼及度身定做全開放式的無限量原型板庫打樣后修改紙樣的關聯聯動操作大量系統和自定義的記號庫及線型庫碼點平行線-切開線多種放碼方式相結合併可進行二次多次立體放碼傳統面料不規則面料針織面料等不同面料的排料方式自動對格排料分床及高低床排料自動排料並可隨時與手動相結合的人工可干預智能排料我們所做的一切，都是為了讓用戶操作得更加方便快捷節約時間節約面料，我們可以肯定地說， nacpro將以其嶄新的面貌，無愧成為當今同行業的勝出者。 -
" parallel database system theory and technology research
并行數據庫和知識庫系統 -
According to the command that it received, the software system can control the running of our instrument, and use several methods such as digital filters curve fitting, etc, to process the raw data and then store these results and transmit them to the server. the thesis mainly discussed several methods of data processing running tests parallel by using multiple threadso the details of the message mechanism used in our software system and the design of database are also discussed in this thesis
對于ethernet介面的實現，我們利用了可有效支持windows消息驅動機制的winsockapi的異步網路通信功能，即在c + + builder環境下使用winsockapi ，並加入了多線程技術，可以在局域網內任何一臺pc機上遠程訪問現場分析儀，實現了實時遠程命令發送、圖像傳送、數據存取等遠程實驗功能。 -
Associating with the research and development of national natural heavy concentrate system, considering the feature of natural heavy concentrate database separately stored in every province, which is of mass data, discrete, irregular distribution, and influenced by hardware factors, such as computer configuration and network transfer speed, distributive database and parallel computing philosophy is applied, zone partition and multi - threading queue method is employed to retrieve and process the discrete data within a certain polygonal zone
結合全國自然重砂系統研製，針對分散存放在全國各省的自然重砂數據庫，數據海量、離散、分佈無規律、受計算機配置、網路速度等硬體因素影響的情況下，應用分散式數據庫及并行運算理念，採用區域分片及多線程隊列方法對某個多邊形區域內的離散數據進行檢索與處理。 -
In recent years, followed the unceasing development of internet, the customer not only request more faster, safer and reliable to the high performance system, moreover also unceasingly wanted a number of the high performance system. not only in the science computation domain, in the high performance server, the parallel database and so on other domains also appeared to the high performance computation demand
近年來，伴隨著internet的不斷發展，人們對高性能系統的需求不僅表現為要求系統性能更高、更安全、更可靠，而且對高性能系統的需求也在不斷增多，不僅在科學計算領域，在高性能服務器、并行數據庫等其他領域也出現了對高性能計算的需求。 -
" parallel database and knowledge base system ",
中文數據庫系統及其語言和界面研究 -
8 wen j r, chen h, wang s. potential : a highly adaptive core of parallel database system. journal of computer science and technology, november 2000, 15 : 527 - 541
目前我們正在探索內存數據庫技術與傳統并行數據庫技術的結合，充分利用硬體的進步，來研究高性能高可擴展的mpp ，滿足高吞吐量高性能實時應用的要求。 -
1 dewitt d j, gray j. parallel database systems : the future of high performance database systems
我們始終把研究掌握數據庫核心技術，開發先進的數據庫系統軟體放在重要位置。 -
Query optimization techniques of a shared - nothing parallel database system
并行數據庫系統查詢優化技術 -
Recovery from node failures is a critical issue in distributed and parallel database systems
恢復機制是保證分散式并行數據庫系統能正常提供數據庫服務的基礎。 -
Dpsql is a distributed and parallel database system developed by 8010 research lab
Dp - sql是由電子科技大學8010研究室自主研發的分散式并行數據庫系統。 -
Dp - sql is a distributed and parallel database system developed by 8010 research lab
Dp - sql是由電子科技大學8010研究室自主研發的分散式并行數據庫系統。 -
Distributed and parallel database system ( dpdbs ) is the joint of distributed computing, parallel process, and network technology. it is not only powerful at distributed data management, but also has well performance in parallel processing
分散式并行數據庫系統是分散式計算、并行處理以及網路技術相結合的產物，其不但對分散數據具有較強的管理能力，同時具有良好的性能。 -
Based on the most popular open - source database system mysql, it not only retains the high performance of mysql itself, but also possesses most virtues of distributed and parallel systems, such as high reliability, high availability, high throughput, large storage capability, etc. this thesis mainly research the consistency mechanism of distributed and parallel database, the consistency mechanism of database system can provide user normal database service
它以當前最為流行的開放源碼數據庫mysql為基礎，不但保持了mysql的高處理速度，而且具有分散式并行系統的高可靠性，高吞吐量、高存儲容量等一系列優點。本文主要研究分散式并行數據庫的一致性機制，數據庫的一致性機制是保證分散式并行數據庫系統能正常提供數據庫服務的基礎。 -
Lock mechanism of that concurrency control can effectively void the dead - lock, two phase commit can guarantee atomicity of the distribute transaction while distributed transaction is executed with which the consistency of the database system is guaranteed. the method of checking the inconsistent is mainly to track the update status of multiple repetitions when distributed and parallel database system is not busy, and to detect inconsistent early. consequently, system can be recovered to best status
數據庫在執行分散式事務的時候，並發控制的鎖機制可有效的預防分散式事務中的死鎖現象，兩階段的提交協議可以保證分散式事務執行的原子性，從而有效地保證了分散式并行數據庫系統的一致性，不一致性檢測的方法主要是在保證系統非繁忙狀態下對多個副本間的數據庫的更新狀態進行跟蹤，也保證了數據庫多個副本間不一致狀態的及早發現，從而使系統及時地恢復到最佳運行狀態，提高了分散式并行數據庫系統的可用性。
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