重做日誌文件 的英文怎麼說
中文拼音 [zhòngzuòrìzhìwénjiàn]
重做日誌文件
英文
redo log file- 重 : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
- 做 : 動詞1 (製造) make; manufacture; produce 2 (寫作) write; compose 3 (從事某種工作或活動) do; ...
- 日 : Ⅰ名詞1 (太陽) sun 2 (白天) daytime; day 3 (一晝夜; 天) day 4 (泛指某一段時間) time 5 (日...
- 文 : Ⅰ名詞1 (字) character; script; writing 2 (文字) language 3 (文章) literary composition; wri...
- 件 : Ⅰ量詞(用於個體事物) piece; article; item Ⅱ名詞1. (指可以一一計算的事物) 2. (文件) letter; correspondence; paper; document
- 重做 : reform; renewal; recreation
- 日誌 : daily record; journal
- 文件 : 1 (公文、信件等) document; file; papers; instrument 2 [自動化] file; 文件保護 file protection; ...
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Copy all data files, control files and online redo logs file to backup media
將所有數據文件、控制文件和聯機重做日誌文件復制到備份媒介。Steps such as immunizing ther database by multiplexing putting in different locations control files, using online redo logs and archiving redo logs are necessary to avoid a single point of failure
像通過多路復用(放在不同的位置)控制文件使數據庫免疫、使用聯機重做日誌和歸檔重做日誌這樣的步驟,都是避免單點故障所必需的。Oracle online recovery depends a great deal on what is actually lost, for example, losing a group on online redo logs, losing a rollback segment data file, or corrumption of a data file for the system table space
Oracle聯機恢復很大程度上取決于實際丟失了什麼,例如,在聯機重做日誌上丟失了一個組、丟失了回滾段數據文件或者system表空間的數據文件的損壞。Performing queries based on actual data values in the redo log files
在重做日誌文件中執行基於確定值的查詢。Log writer lgwr writes entries from log buffer to redo the log files
日誌讀寫器( lgwr )從日誌緩沖區寫入項目,以便重做日誌文件。Extracting the data dictionary into the redo log files
將數據字典摘取到重做日誌文件中。The entire notion of online backup in oracle is that as users carry out transactions, all changes made to the database, either committed or uncommitted, are stored to the redo log buffer and subsequently are written to the online redo log files by the lgwr process
在oracle中,聯機備份的全部思想是,當用戶執行事務時,將對數據庫所做的所有更改(提交或未提交的)都存儲到重做日誌緩沖區中,隨後由lgwr進程把它們寫到聯機重做日誌文件中。Checkpoint ckpt synchronizes the headers of data files and control files with the current redo log and checkpoint numbers
檢查點( ckpt )將數據文件頭和控制文件頭與當前重做日誌和檢查點數同步。Redo logs files that contain the before and after images of changed data
重做日誌包含更改數據的前後映像的文件。This will result in enormous redo logs to be generated for online backup data files
對于聯機備份數據文件,這將導致生成大量的重做日誌。分享友人