?rollback

rollback發(fā)音

英：[?r??lb?k]　　美：[?rol?b?k]

英：　　美：

rollback中文意思翻譯

n. [電腦]回滾；擊退；回降

rollback常見(jiàn)例句

1 、Arronte's asking for expanded rights for undocumented workers and rollbacks on agricultural tariffs.─── 亞倫提要求擴(kuò)大非法勞工的權(quán)利范圍 還要求回降農(nóng)產(chǎn)品關(guān)稅

2 、The rollback or failure of one transaction would affect other concurrent transactions.───事務(wù)的回滾操作或失敗將會(huì)影響到其他并發(fā)事務(wù)。

3 、You see a lot of these comments because admins have a special "rollback" link that automatically uses that kind of a message when reverting.───你可以看的很多這樣的注解，因?yàn)楣芾韱T有一個(gè)特殊的“回轉(zhuǎn)”連接，該連接可以在恢復(fù)時(shí)自動(dòng)的產(chǎn)生這樣的信息。

4 、He cautioned the government against a rollback and said it should be "gradual and calibrated.───他告誡政府警惕經(jīng)濟(jì)回弱，說(shuō)它應(yīng)該“漸進(jìn)和校準(zhǔn)?！?/p>

5 、The following table explains the effects of Rollback on transactions.───下表解釋了Rollback對(duì)事務(wù)的影響。

6 、Rollback is performed in the reverse order of install.───回滾執(zhí)行的順序與安裝的順序相反。

7 、And his impassioned plea resulted in a twogame rollback of the suspension.─── 然后 他的熱烈懇求 讓禁賽處罰減少了2場(chǎng)

8 、rollback of protectionism───減縮保護(hù)主義措施

9 、We need to ensure that the regulatory rollback continues.─── 我們得確保利率繼續(xù)按政策回降

10 、Replay and Rollback for Distributed System───分布式系統(tǒng)的重放與回退策略

11 、No locks are released by the RELEASE SAVEPOINT or ROLLBACK TO SAVEPOINT commands: locks are released only at the end of a transaction.───RELEASE SAVEPOINT或ROLLBACK TO SAVEPOINT命令不會(huì)釋放任何鎖:只有在事務(wù)結(jié)束后才會(huì)釋放鎖。

12 、A Robust and Efficient Rollback Recovery Implementation Scheme───一種可靠高效的回卷恢復(fù)實(shí)現(xiàn)方法

13 、rollback propagation───回退傳播

14 、All modifications associated with incomplete transactions, such as transactions for which there is no COMMIT or ROLLBACK log record, are rolled back.───回滾與未完成的事務(wù)(如沒(méi)有COMMIT或ROLLBACK日志記錄的事務(wù))相關(guān)聯(lián)的所有修改。

15 、This might be used, for example, to allow COMMIT statements to be performed at regular intervals to limit the size of the rollback log and lock table.───例如,這可以用來(lái)允許COMMIT語(yǔ)句定期執(zhí)行,以限制回退日志和鎖定表的大小。

16 、The Research and Practice of Rollback Recovery of Faults in Distributed Systems───分布式系統(tǒng)故障卷回恢復(fù)技術(shù)研究與實(shí)踐

17 、Cancellation Strategy in Rollback Mechanism───回退機(jī)制中取消策略的研究

18 、rollback transaction───事務(wù)回退

19 、Rollback segment management in Oracle database───Oracle數(shù)據(jù)庫(kù)中的回退段管理

20 、Keywords: fault-tolerance, finite state machine (FSM), checkpointing, rollback, critical path───關(guān)鍵詞：容錯(cuò),有限狀態(tài)機(jī),檢查點(diǎn),卷回作

21 、When errors occur, corrective action (COMMIT or ROLLBACK) should be included in application code.───出現(xiàn)錯(cuò)誤時(shí),糾正操作(COMMIT或ROLLBACK)應(yīng)包括在應(yīng)用程序代碼中。

22 、A ROLLBACK statement backs out all modifications made in the transaction by returning the data to the state it was in at the start of the transaction.───ROLLBACK語(yǔ)句通過(guò)將數(shù)據(jù)返回到它在事務(wù)開(kāi)始時(shí)所處的狀態(tài),來(lái)取消事務(wù)中的所有修改。

23 、USN rollback may affect the replication of any object or attribute in any partition.───USN回滾可能會(huì)影響任何分區(qū)中任何對(duì)象或?qū)傩缘膹?fù)制。

24 、Issuing a BEGIN TRANSACTION statement after a rollback will stop the error from being raised, but this could cause problems with application logic.───在回滾后發(fā)出BEGIN TRANSACTION語(yǔ)句可以阻止錯(cuò)誤的發(fā)生,但這樣可能會(huì)導(dǎo)致應(yīng)用程序邏輯出現(xiàn)問(wèn)題。

25 、Use the BEGIN TRANSACTION, COMMIT TRANSACTION, COMMIT WORK, ROLLBACK TRANSACTION, ROLLBACK WORK, and SET IMPLICIT_TRANSACTIONS statements to delineate transactions.───可以使用BEGIN TRANSACTION、COMMIT TRANSACTION、COMMIT WORK、ROLLBACK TRANSACTION、ROLLBACK WORK和SET IMPLICIT_TRANSACTIONS語(yǔ)句來(lái)描述事務(wù)。

26 、The draft ISO SQL3 standard states that on a rollback, all cursors (even those cursors opened WITH HOLD) should close.───ISO SQL3標(biāo)準(zhǔn)草案聲明:在回退時(shí),所有游標(biāo)(甚至是那些打開(kāi)為WITH HOLD的游標(biāo))都應(yīng)關(guān)閉。

27 、Stripping others for personal gain does not serve ascension, as the one stripped is then likely to experience a cease-ascension or a rollback over time.───為自身利益而剝奪他人，是并不服務(wù)于提升的，因?yàn)閯儕Z者將很可能隨時(shí)間而經(jīng)歷提升的中止或退步。

28 、Using objects known as rollback segments, Oracle constructs read-consistent views of data as of the point in time a SQL statement is issued.───Oracle使用名為“回滾段”的對(duì)象在發(fā)出SQL語(yǔ)句的時(shí)間點(diǎn)處構(gòu)造讀取一致數(shù)據(jù)視圖。

29 、Executing a ROLLBACK TRANSACTION or COMMIT TRANSACTION Transact-SQL statement inside a stored procedure or trigger is possible, but doing so may cause errors.───可以在存儲(chǔ)過(guò)程或觸發(fā)器中執(zhí)行ROLLBACK TRANSACTION或COMMIT TRANSACTION Transact-SQL語(yǔ)句,但這樣可能會(huì)導(dǎo)致錯(cuò)誤。

30 、rollback recurrence───回退循環(huán)

31 、Rollback - return to some safe state, restart process fro that state.───回退:返回到安全的狀態(tài),然后重新開(kāi)始進(jìn)程。

32 、And as your union rep, I regret to inform you that the district is pushing for rollbacks across the board.─── 作為你們的工會(huì)代表 我很遺憾地通知你們 學(xué)區(qū)正在推動(dòng)全面的回滾

33 、DDL triggers that are run from a batch and explicitly include the ROLLBACK TRANSACTION statement will cancel the whole batch.───從批處理中運(yùn)行并顯式包含ROLLBACK TRANSACTION語(yǔ)句的DDL觸發(fā)器將取消整個(gè)批處理。

34 、Why does the commit or rollback of a transaction close the result set?───為何事務(wù)的提交或回滾關(guān)閉結(jié)果集?

35 、Set transaction use rollback segment rb───回滾段中的數(shù)據(jù)

36 、SQL> rollback to savepoint mark1;───回滾到保存點(diǎn)mark1。

37 、EXEC SQL ROLLBACK WORK RELEASE;───回退事務(wù),斷開(kāi)連接。

38 、rollback segment───回滾段

39 、rollback recovery───卷回恢復(fù)

40 、Rollback Talk Roll back edits───回退編輯搜索結(jié)果

41 、The following steps show the sequence of events that may cause a USN rollback.───以下步驟顯示了可能導(dǎo)致USN回滾的事件的順序。

42 、MANAGING ROLLBACK SEGMENT ON ORACLE DBMS───ORACLE的回退段管理研究

43 、The effect of a ROLLBACK on cursors is defined by these three rules───ROLLBACK對(duì)游標(biāo)的影響由下面三個(gè)規(guī)則定義

44 、Conservatives hoped for a rollback of left - wing support for the controversial new legislation.───保守派希望左派能撤回他們對(duì)有爭(zhēng)議的新立法的支持。

45 、Night falls on Launch Pad 39A at NASA's KennedySpace Center in Florida following rollback of the pad's rotatingservice structure, or RSS, revealing space shuttle Atlantis in all itsglory.───佛羅里達(dá)州肯尼迪航天中心，夜幕下的39A發(fā)射臺(tái)，旋轉(zhuǎn)服務(wù)支架RSS上的燈光照在航天飛機(jī)上，使亞特蘭蒂斯號(hào)顯得格外壯美。

46 、You can commit or rollback transactions.───可以提交或者回滾事務(wù)。

47 、Transaction management ensure long transaction not be aborted by modifying the data’s timestamp, at the same time, partial rollback, redo in order to realize the response of the updated data.───事務(wù)管理器通過(guò)修改長(zhǎng)事務(wù)時(shí)間戳來(lái)保證該事務(wù)能夠不被撤消，同時(shí)進(jìn)行部分回滾，然后重做的方法來(lái)實(shí)現(xiàn)對(duì)更新的數(shù)據(jù)響應(yīng)。

48 、One solution would be to have a small application that joins the open transaction branch within the engine that advises the engine to commit or rollback the open transaction.───一種解決方案是用一個(gè)小型應(yīng)用程序連接引擎中打開(kāi)的事務(wù)分支,并通知引擎提交或回滾這一打開(kāi)的事務(wù)。

49 、Transactions and the rollback log───事務(wù)和回退日志

50 、This will include counts of blocks read from the rollback segment in order to roll back a block.───為了回滾一個(gè)塊，這將包括從回滾段讀取的塊的數(shù)目。

51 、Only exceptions that are thrown and are not handled within the script result in a rollback.───僅當(dāng)腳本中產(chǎn)生異常并且未在腳本中得到處理時(shí),才會(huì)導(dǎo)致回滾。

52 、However, we can also rollback the current transaction, resetting the state of our database to the last commit point.───不過(guò)，我們也可以回滾當(dāng)前事務(wù)，從而把數(shù)據(jù)庫(kù)恢復(fù)到事務(wù)保存前的狀態(tài)。

53 、rollback mechanism───回滾機(jī)制

54 、SET TRANSACTION USE ROLLBACK SEGMENT.───回滾段調(diào)整的目標(biāo)。

55 、Using DML Triggers That Include COMMIT or ROLLBACK TRANSACTION───使用包含COMMIT或ROLLBACK TRANSACTION的DML觸發(fā)器

56 、CbUncommittedFree This value indicates the number of uncommitted bytes available (bytes that are free but available for reclaim by rollback) on the page.───cbUncommittedFree此值指示頁(yè)上可用的未提交字節(jié)數(shù)(空閑但可通過(guò)回滾回收的字節(jié))。

57 、The following example generates a status of the rollback process for the specific session ID.───以下示例為特定的會(huì)話ID生成回滾進(jìn)程的狀態(tài)。

58 、To be fair, I should admit that the rollback command is not always destructive.───為了公平，我允許回滾命令不是破壞性的。

59 、unilateral rollback───單方面壓縮

60 、A Checkpoint-based Rollback Recovery and Process Migration System───一種基于檢查點(diǎn)的卷回恢復(fù)與進(jìn)程遷移系統(tǒng)

61 、Rollback can be controlled declaratively, not merely programmatically.───回滾可以聲明式的控制，不僅僅是編程式的。

62 、Conservatives hoped for a rollback of left-wing support for the controversial new legislation.───保守派希望左派能撤回他們對(duì)有爭(zhēng)議的新立法的支持

63 、Roll back the uncommitted transactions, but save the rollback operation in a file so the recovery effects can be undone.───回滾未提交的事務(wù),但將回滾操作保存在一個(gè)文件中,以便可使恢復(fù)效果逆轉(zhuǎn)。

64 、Recovering from the loss of a data file that belongs to a traditional rollback segment tablespace.───從屬于傳統(tǒng)回滾段表空間的數(shù)據(jù)文件的丟失中恢復(fù)。

65 、Upon transaction commit or rollback, the agent becomes idle and ready to service the requests assigned by the dispatcher.───事務(wù)一提交或回滾,**就變?yōu)榭臻e的,并可以服務(wù)于分配器分配的請(qǐng)求。

66 、rollback policy───壓價(jià)政策按過(guò)去較低成本規(guī)定現(xiàn)行產(chǎn)品價(jià)格的政策

67 、1. RBS2_1 &RBS2_2 are system rollback segments for ops2, this is defined in the init.ora parameter file.───2出現(xiàn)的概率太小太小，除非是所有回滾段都被大事務(wù)占用且都擴(kuò)展，新的小事務(wù)出現(xiàn)，而大事務(wù)都提交了但小事務(wù)一直沒(méi)有完成。

68 、You can use UNDO_RETENTION to satisfy queries that require old undo information to rollback changes to produce older images of data blocks.───你可以用undo_retention來(lái)滿足這樣一個(gè)疑問(wèn)----用舊的撤銷(xiāo)信息來(lái)回滾改變，以制造數(shù)據(jù)塊的舊鏡像。

69 、None of the statements executed before the rollback is, in fact, rolled back at the time this error occurs.───事實(shí)上,回滾之前執(zhí)行的任何語(yǔ)句都不會(huì)在錯(cuò)誤發(fā)生時(shí)回滾。

70 、Alter rollback segment testrbs offline;───回退段已變更。回退段已刪除。

71 、Single SQL statements involved in a deadlock (competition for the same data) can also cause a statement-level rollback.───單個(gè)的SQL語(yǔ)句牽涉到一個(gè)死鎖（同一數(shù)據(jù)的競(jìng)爭(zhēng)）同樣會(huì)造成一個(gè)語(yǔ)句級(jí)的回滾。

72 、In Vault, we select version 6 and choose the Rollback command.───在Vault里面，我們選擇版本6然后使用回滾命令。

73 、Oracle uses archived logs to roll forward to consistent state and Undo table space to rollback any uncommitted data.───Oracle使用歸檔日志來(lái)前滾到一致?tīng)顟B(tài),并撤銷(xiāo)表空間來(lái)回滾任何未提交數(shù)據(jù)。

74 、Whole rollback───全程回退

75 、Keywords Software Fault-tolerance;Cluster System;Rollback Recovery;Failover;Checkpoint;───關(guān)鍵詞軟件容錯(cuò);集群系統(tǒng);回卷恢復(fù);故障轉(zhuǎn)移;檢查點(diǎn);

76 、The ROLLBACK TRANSACTION request has no corresponding BEGIN TRANSACTION───ROLLBACK TRANSACTION請(qǐng)求沒(méi)有相應(yīng)的BEGIN TRANSACTION

77 、transaction rollback───事務(wù)重算

78 、Sysprocesses Is Incorrectly Showing Rollback Status Even Though the Transaction Is Not Rolling Back───即使事務(wù)未回滾,系統(tǒng)進(jìn)程表仍錯(cuò)誤地顯示回滾狀態(tài)

79 、Ibase_rollback_ret() - Rollback transaction and retain the transaction context───ibase_rollback_ret()-回卷一筆事務(wù)并保留事務(wù)上下文

80 、33. A storage space within a tablespace that holds transaction information used to guarantee data integrity during a rollback and used to provide read consistency across multiple transactions.───一種表空間內(nèi)的儲(chǔ)存空間，用來(lái)保存事務(wù)[交易]信息，以確保返回重算期間內(nèi)數(shù)據(jù)的完整性，并用來(lái)保持在多項(xiàng)事務(wù)[交易]之間讀取數(shù)據(jù)的一致性。

81 、command rollback───命令返回, 命令重算

82 、rollback algorithm───回退算法

83 、How to detect and recover from a USN rollback in Windows 2000 Server───在Windows 2000 Server中如何檢測(cè)USN回滾并利用它進(jìn)行恢復(fù)

84 、It was described its system architecture design,function structure and business flow,discussed routing in cable layout,rollback segment and hot-standby.───介紹系統(tǒng)體系結(jié)構(gòu),系統(tǒng)功能結(jié)構(gòu)及業(yè)務(wù)流程,詳細(xì)討論分析配線路由選擇、數(shù)據(jù)庫(kù)回滾段性能優(yōu)化、雙機(jī)熱備份等關(guān)鍵技術(shù)。

數(shù)據(jù)庫(kù)中的rollback怎么個(gè)使用法。。。

rollback 回滾的意思。 就是數(shù)據(jù)庫(kù)里做修改后 （ update ,insert , delete）未commit 之前 使用rollback 可以恢復(fù)數(shù)據(jù)到修改之前。

數(shù)據(jù)庫(kù)中的rollback怎么個(gè)使用法。。。

--Transaction 回滾 數(shù)據(jù)庫(kù)里做修改后 可以恢復(fù)數(shù)據(jù)到修改之前

begin tran

insert into student(stuname,age,classes,dormno)    values('張十',18,'軟件1723',1101);

select*from student;

--commit tran;

rollback tran

select*from student;