索引的 的英文怎麼說
中文拼音 [suǒyǐnde]
索引的
英文
indexed-
The repetition often gave enough collateral to begin a successful attack on the group, thus widening the window indexes.
這種重復現象常常給你帶來足夠多的「附帶」情報,以便於對該組碼進行成功的破譯,從而擴大「櫥窗索引」的范圍。A fast scan does not read the leaf or data level pages of the index
快速掃描不讀取索引的葉級或數據級頁。Population status logs that record status and indexing errors for each index within a catalog
將每個索引的狀態和索引錯誤記錄到一個目錄中的填充狀態日誌。A good effect is made by using the technology of horizontal subarea and building clustered index. in the testing environment on local machine, the response time of outputting 18, 422 pieces of records from the spot data table induing about 28 million pieces of records is about 8 second
使用水平分區的技術和建立聚集索引的技術取得了較好的效果,在本機測試環境中,從測點數據表近2800萬條記錄中輸出匹配量為18422條記錄的時間約為8秒。Producers of printed indexes to the serial literature are also making information available in a machine-readable form.
期刊文獻印刷本索引的編制者也在以機讀形式提供情報。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。Whereas the programmer approaches the problem from the point of view of the application performance, a dba can approach the problem with an understanding of the database itself, and can offer advice and suggestions for the database layout, arrangement of tables and indexes, and effective use of informix and system resources, including data fragmentation, pdq priority, cpu time, memory utilization and data storage
程序員是從應用程序性能的角度來考慮問題的,而dba考慮問題時理解了數據庫本身,從而可以對數據庫的布局、表和索引的安排,以及informix和系統資源(包括數據分段、 pdq優先級、 cpu時間、內存利用率和數據存儲)的有效使用提出意見和建議。Potter had devised a system of mechanically searching these indexes.
波特設計了一種機械查找索引的系統。Quick, ad hoc analysis, providing limited information about missing indexes only
快速即席分析,僅提供有關缺失索引的有限信息。Also, when the auto create statistics database option is set to on default, the database engine automatically creates statistics for columns without indexes that are used in a predicate
另外,當auto _ create _ statistics數據庫選項設置為on (默認值)時,數據庫引擎自動為沒有用於謂詞的索引的列創建統計信息。Index creations times can also see significant performance boosts
創建索引的性能也將顯著提升。All indexing options that apply to a nonclustered index, except ignore dup key and online, are permitted on secondary xml indexes
除了ignore _ dup _ key和online之外,允許對輔助xml索引使用所有適用於非聚集索引的索引選項。If an attempt is made to enter data for which there is a unique index and the ignore dup key clause is set to on, only the rows violating the unique index fail
如果在存在唯一索引並且ignore _ dup _ key子句設置為on的情況下輸入數據,則只有違反unique索引的行才會失敗。Experiments indicate that the inverted index based on schema gets the best trade - off between space cost and query efficiency. this result is useful for the design of future search engine for xml
實驗結果表明本文提出的兩種倒排索引的空間開銷得到了顯著改善,其中基於模式的倒排索引獲得了最好的存儲空間與查詢效率的權衡。This is the reason why reversing the index when its leading column is fed by a sequence reduces buffer contention, removes the hot block problem and by doing so, reduces the potential for buffer busy waits on a multi - user system
這正是為何當前導( /起始)列由序列生成時索引的逆序處理可以降低緩存爭用,解決熱塊問題,並且這樣做可以在一個多用戶系統中減少緩存忙等待的機會。You ' ve probably seen knowledge databases on software sites offering indexed explanations and guidance for software questions, along with step - by - step instructions for performing specific tasks
你可能已經在一些軟體站點上看到過知識數據庫,這些站點往往提供編寫索引的說明,針對軟體問題的建議,以及實現特定任務的逐步說明。After analyzing the features of total rigidity matrix and its operation of the finite element analysis, it presented a kind of linked compressed row storage with column storage index format, which improved the efficiency of both the storage and its operation of total rigidity matrix
在分析了有限元分析中的總剛度矩陣性質及其存取運算特徵之後,給出了一種帶列壓縮存儲索引的鏈式行壓縮存儲演算法,提高了總剛度矩陣元素的存儲及訪問效率。Enumerates over indexed sets of objects
枚舉經過索引的對象集合。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 indicates that a table and all indexes on it are partitioned similarly
這指示表以及其中的所有索引的分區類似。分享友人