數據源層 的英文怎麼說

中文拼音 [shǔjùyuáncéng]
數據源層 英文
data source tier
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 據 : 據Ⅰ動詞1 （占據） occupy; seize 2 （憑借; 依靠） rely on; depend on Ⅱ介詞（按照; 依據） according...
  • 源 : 名詞1. （水流起頭的地方） source （of a river）; fountainhead 2. （來源） source; cause 3. （姓氏） a surname
  • 層 : i 量詞1 （用於重疊、積累的東西 如樓層、階層、地層） storey; tier; stratum 2 （用於可以分項分步的...
  • 數據源 : data origination
  • 數據 : data; record; information
  1. Depending on the agreement about the data source systems used to provide the item data, the supply chain company might need to set up several virtualization levels

    根據就提供項數據的數據源系統達成的協議，供應鏈公司可能需要設置幾種虛擬化層次：
  2. The definition and characteristics of sdm are set forth, and a structure of spatial data mining system including data source, miner and user interface is put forward. the essential processes of sdm are studied and nine types of rules resulting in mining are discussed. there are 17 kinds of spatial data mining approaches researched in this paper and each method ' s characteristics are analyzed

    闡述了空間數據挖掘的定義與特點，提出一種包括數據源、挖掘器、用戶界面三層結構的空間數據挖掘體系結構，闡述空間數據挖掘的基本步驟和從空間數據庫中能發現的九種知識類型，系統研究了17種空間數據挖掘方法，闡述了各種方法的特點和適用范圍，闡述了空間數據挖掘與其它相關學科的區別與聯系，指出空間數據挖掘的主要研究方向，提出開發空間數據挖掘系統的幾條原則。
  3. If relevant, then checks whether it is concurrent incremental maintainable or self - maintainable. if the update satisfies self - maintenance, our mechanism queries auxiliary views ( instead of querying iss ) to avoid network transmission and make the materialized view consistent with underlying iss. the update which needs to maintain the view concurrently and incrementally can be handled by polec

    當收到更新后， pmdvm方法首先用相關性對其檢查，對不相關更新直接拋棄；對相關更新對其進行並發增量視圖維護或自維護機制檢查，對滿足自維護的更新通過查詢輔助視圖（而不是查詢數據源）來避兔網路傳輸和使實化視圖與底層的數據源保持一致，對必須進行並發增量視圖維護的更新由polec來處理。
  4. There are advantages to the end user even when the udm is constructed only as a thin layer over the data source : simpler, more easily understood model of the data, isolation from heterogeneous backend data sources, and improved performance for summary type queries

    即使udm只是作為數據源上的瘦層來構造，對于最終用戶而言也有益處：更簡單、更容易理解的數據模型，與異構的後端數據源相隔離，並且匯總類型查詢的性能也有所提高。
  5. An object data source represents a middle - tier business object with data retrieval and update capabilities

    對象數據源表示具有數據檢索和更新功能的中間層業務對象。
  6. Control to display hierarchical information from xml files, sitemap files, and relational data sources

    用於顯示xml文件、站點文件和關系數據源中的分層信息的
  7. Because the integration happens only on a logical level, none of the data sources need to be moved or integrated into a single data store

    因為集成只在邏輯層次上進行，因此，不必將這些數據源都轉移或者集成到一個單一的數據存儲體中。
  8. You can use an xml data source to display both hierarchical and tabular data, although it is typically used to display hierarchical xml data in read - only scenarios

    盡管xml數據源通常用來在只讀方案中顯示層次結構的xml數據，但也可以使用它來同時顯示分層數據和表格數據。
  9. We pointed out the features of this infrastructure, analyzed the basis of modern applied software - mvc mode, elaborated the j2ee system infrastructure used by this system, and analyzed the integrated infrastructure system. then from the system ' s real requirement, with the object - oriented method, we used an advanced modeling tool - rose to model the system ' s requirement and logic design, then finally implemented the system design. this system uses powerdesigner to do the data modeling, jbuilder as the development tool, and struts framework to realize the separation of the expressing layer, the logic layer and the data layer

    通過研究和開發寬帶boss ，了解了有關boss的基本概念、模型、發展現狀及發展趨勢；然後分析了現代應用軟體的架構： b s架構，指出了此種架構的特點，並分析了現代應用軟體架構的基礎? ? mvc模式，詳細介紹了本系統所採用的j2ee體系架構，對組成本系統的整體架構體系進行分析；隨后從本系統的實際需求出發，以面向對象的方法，採用先進的建模工具rose對系統的需求及邏輯設計進行建模；最後對系統設計加以實現，本系統用powerdesigner對數據建模，以jbuilder為開發工具，採用struts框架實現表示層、邏輯層及數據層的分離，數據層採用數據持久化技術hibernate ，從而可以隱藏訪問數據源的數據訪問api ，簡化開發。
  10. The rapid prototyping algorithms were implemented by programming in ejb. the algorithms included the algorithm of choosing entity slicing layer thickness, the scanning algorithm of beeline parallel to x axis at first layer and beeline increasing by some angle and the area - scanning algorithm, etc. the general of the rapid prototyping software system based on j2ee was solved in the generals of system, module and application

    在j2ee框架模型ejb組件中，編程實現了應用層收縮率v對固定的鋪粉厚度和自適應變鋪粉厚度進行調整的兩種實體分層層厚選取演算法;為了提高軟體的運行效率，將整個三維數據源表按z向高度分成20份的切片處理演算法;第一層平行於x軸每層比前層遞增一定角度的直線掃描演算法和分區掃描等演算法。
  11. The author divides the middle ware into three parts : source data controlling part, middle data document, aiming data controlling part. the middle ware uses the scheme of middle data source : taking data out of the source data table ; then, restoring the source data into the middle data document to reorganize these data and making them acceptable to the aiming data table ; finally, putting these organized data into the aiming data table. additionally, in the designing, the author writes the data types contrasting tables of heterogeneous databases by xml ( extensible markup language ) documents, and uses the xml document as middle data source

    本文主要闡述了在異構數據庫之間進行數據傳輸中間件的設計和研究：把中間件設計成三層結構，即：源數據控制層、中間數據源層、目的數據控制層；並採用中間數據源的解決方案，從源數據表中讀出數據，經過中間數據文檔的中轉傳送到目的數據表中；在該系統中，使用xml （ extensiblemarkuplanguage ，擴展標記語言）文檔來設計各數據庫與xml之間的數據類型映射表，並使用xml文檔作為中間數據源；對xml文檔的結構定義使用xmlschema ；使用jdbc - odbc橋來連接數據庫，並對數據庫進行操作。
  12. The algorithms for conversion between relational schema and xml schema make enterprise easily to publish its product data information on internet / intranet, and provide a powerful technical support for advanced integration among enterprise heterogenous data sources

    關系模式與xml相互轉換演算法使得企業能夠方便地面向internet intranet發布數據，為企業異構數據源在更高層次上的集成提供了技術基礎。
  13. Method is called. like all hierarchical data source view objects, the

    與所有分層數據源視圖對象一樣，
  14. Bindable data appears in a hierarchical view in the data sources window

    可綁定數據在「數據源」窗口中顯示為一個層次結構視圖。
  15. Building the prototype data integration system of civil aircraft, introducing mediated structure of this system. furthermore, information of structure, class, interface of each layer is described also. the work of this paper will build the infrastructure for developing perfect data integration system of civil aircraft

    3 .藉助web服務的服務思想，運用web服務相關技術建立民用飛機多數據源集成原型系統，介紹了該原型系統所採用的中間件系統體系結構，分別描述了原型系統中不同層次的結構、類、介面信息以及該系統的相關信息。
  16. The middle tier component then updates the original data source with the changes through stored procedures

    然後，中間層組件將通過存儲過程，用更改更新原始數據源。
  17. Ipsec offers security services including connectionless integrity, data origin authentication, protection against replays, confidentiality and limited traffic flow confidentiality for ip and upper layer protocols

    Ipsec為ip及上層協議提供了無連接完整性、數據源身份認證、抗重播攻擊、數據內容的機密性和有限的通信流量機密性等安全服務。
  18. Then, when i deployed to my j2ee server i switched my persistence layer to use the j2ee datasources through jndi, and the jta transactions, and to use firebird an open source version of interbase

    然後，在部署到j2ee服務器時，將持久層轉換為使用j2ee數據源（通過jndi ） 、 jta事務和使用firebird （一個開放源代碼版本的interbase ） 。
  19. Even though the user eileen has the proper privilege to access a nickname, the underlying remote object privilege will be rechecked by the remote data source against the remote user id that the federated system uses to establish the connection on behalf of eileen

    即使用戶eileen具有訪問一個昵稱的適當權限，遠程數據源仍將對聯邦系統用來代表eileen建立連接的遠程用戶id進行底層遠程對象權限的檢查。
  20. Jdbc 3. 0 frees the developer from this concern because the data source layer is now responsible for caching prepared statements

    Jdbc 3 . 0讓開發人員不再為此擔心，因為數據源層現在負責為預備語句進行緩存。
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