索引表訪問 的英文怎麼說
中文拼音 [suǒyǐnbiǎofǎngwèn]
索引表訪問
英文
indexed access tables- 索 : Ⅰ名詞1 (大繩子; 大鏈子) a large rope 2 (姓氏) a surname Ⅱ動詞1 (搜尋; 尋找) search 2 (要; ...
- 引 : Ⅰ動詞1 (牽引; 拉) draw; stretch 2 (引導) lead; guide 3 (離開) leave 4 (伸著) stretch 5 (...
- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 訪 : 動詞1. (訪問) call on; interview; visit 2. (調查; 尋求) inquiry into; seek by inquiry [search]; try to get
- 問 : Ⅰ動詞1 (請人解答) ask; inquire 2 (詢問; 慰問) question; ask about [after]; inquire about [aft...
- 索引 : index; indexing; key; repertory; subscript; concordance
- 訪問 : visit; call on; interview; access; addressing; reference to
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Stay tuned for part 2, when i ll cover performance considerations for the queries themselves, including access methods, join methods, extents for tables and indexes, index levels, fragmentation and pdq priority
第2部分仍然是調優,我將介紹查詢本身的性能考慮,其中包括訪問方法、連接方法、表和索引的區段、索引層次、分段以及pdq優先級。It will choose indexed access if it has lower cost than table scan
如果使用索引的開銷比表掃描的開銷低,優化器將選擇索引訪問。This might, for example, include a relational database, an indexed sequential access method isam database, a microsoft excel spreadsheet, or a text file
例如,這可能包括關系數據庫、索引順序訪問方法( isam )數據庫、 microsoft excel電子表格或文本文件。Represents a collection of objects that can be individually accessed by index
表示可按照索引單獨訪問的一組對象。B. ) " index contains all needed columns. base table will not be read.
表示本查詢結果集所需欄位都包含在索引中,不需要再通過索引訪問表數據塊Describes how indexes are used to increase the speed of accessing data in the table
說明如何使用索引提高訪問表中數據的速度。This section describes the way the pages for tables and indexes are organized, stored, and accessed
本節說明如何組織、存儲和訪問表和索引頁。An index is a mechanism for providing fast access to table rows or for enforcing certain constraints
索引是一種提供快速訪問表行或強制某些約束的機制。Add, delete, and manage indexes for fast access to table rows or enforcing certain constraints
添加、刪除和管理用於快速訪問表行或強制某些約束的索引。And indexed array access properties
和索引數組訪問屬性表示。To perform efficient searches on these documents, you can decide to create indexes in side tables on the elements or attributes that you need to access more often
為了對這些列執行有效的搜索,您可以決定在副表中對這些經常要訪問的元素或屬性創建索引。Parameter is not a valid index in this access control list
參數在此訪問控制列表中不是有效索引。Enterprise information system framework provides a series of reusable groupware, such as persistence layer which introduces dynamic value object 、 value list hander and command pattern, it encapsulates the detail of accessing database and affords the interface of different persistence layer framework ; basing on asynchronous javascript and xml ( ajax for short ), we develops the client validity check engine 、 dynamic cascading menu and common 、 dynamic tree structure groupware, as well as a set of tag library which include query 、 pagination 、 cache an so on. they reduce the code redundancy and predigests the development of interface layer enormously ; the security subsystem which is based on secure socket layer ( ssl for short ) and role - based access control ( rbac for short ) ensures the data security transmission and privilege control. furthermore, the model of enterprise application integration ( eai for short ) which based on web services, it supply some helpful explore for the sake of system integration and data communion for the future
企業信息系統框架提供了一系列可復用組件,例如採用動態vo 、值列表處理器以及命令模式的持久層組件,封裝了數據庫訪問細節,並為不同的持久層框架提供調用介面;基於ajax ( asynchronousjavascriptandxml )技術的客戶端校驗引擎、動態級聯菜單以及通用動態樹型結構組件,一系列查詢、分頁、緩存等標簽庫則減少了表示層的代碼冗餘,簡化了表示層開發;基於ssl登錄以及基於角色的訪問控制的安全子系統則初步實現了數據安全傳輸和權限控制;此外基於web服務的企業應用集成模型為今後系統集成、數據共享提供了有益探索。Most common expressions, when evaluated, yield a literal value, a variable, or an object property or object indexer access
大多數常用表達式在計算時都將產生文本值、變量、對象屬性或對象索引器訪問。Disabling a clustered index prevents user access to the underlying table data
禁用聚集索引將阻止用戶訪問基礎表數據。Method. in ado. net, rows are represented as collections, so you can loop through a table as you would through any collection, or access particular rows via ordinal or primary key index
在ado . net中,行表示為集合,因此您可以像依次通過任何集合那樣依次通過表,或通過序號索引或主鍵索引訪問特定行。The contents of shared message are represented by bloom filter. this technique greatly reduces the space needed for page indexing and decrease the access delay
利用bloomfilter表示共享信息的內容,大大地降低了用於存儲索引的空間消耗,減少了訪問延遲。The nodes in the nodelist can be accessed through their index number ( starting from 0 )
節點列表中的節點可以同過其對應的索引數字進行訪問(從0開始計數) 。Returns current low - level i o, locking, latching, and access method activity for each partition of a table or index in the database
返回數據庫中表或索引的每個分區的當前低級i / o 、鎖定、閂鎖和訪問方法活動。Using an index hint, force the optimizer to use a different access path on the table in question
使用索引提示,強制優化器對相關表使用其他訪問路徑。分享友人