The atomicity of a transaction requires that the transaction is either complete or incomplete, and cannot be stuck in an intermediate state.--however, my transaction did not "roll back", which also led to the occurrence of abnormal data, why?This is a real case that happened in my work, and I was a moron when the user asked me.After I understood the rationale behind this, I accepted the design by which SQL Server did not
Description
The new principal of woop high is not satisfied with her pupils performance. She introduced a new roll-call process to get a daily measure of the pupils 'learning, which proceeds as follows:
At the beginning of the daily roll-call period each pupil is handed a question, which they must attempt to answer, before proceeding to their classes. A pupil stops after the question is answered correctly.
How to roll back MySQL quickly after MySQL misoperations
Basically, Every programmer dealing with databases (or perhaps your colleagues) will have a problem. How can I roll back MySQL quickly after a misoperation? For example, if you delete a table and forget to add restrictions, the whole table is gone. If this is still the core business data of the online environment, this is a big problem. It is very imp
Beauty Camera Roll special effects How to do? Micro-credit Bo friends Circle and popular new skills is to roll the eyes, small set just want to say that you city people really can play! Do you know that the vast number of netizens have PS up the roll of the eyes? The following small series to bring us beauty camera roll
Reprint: http://www.cnblogs.com/vipsoft/archive/2012/08/08/2628291.htmlRecover DB2 Database: All databases-CREATE database-from backupsql1117n because he was in Roll-forward PENDINGJust loaded the DB2 and then recovered a database from the backup using the control center. But when accessed, it is reported as "sql1117n because it is in Roll-forward PENDINGStatus, you cannot connect or activate the database "
1. Environment and PLAYER
Today is the first day of the official start of unity, from the official online to find a few video tutorials, from the first learning, rolling ball.Start with a new project, follow the default settings, create a new scene, and then the game object. Ball rolling must have a piece of floor, I new a flat, reset his properties, proportional to x/z twice times, the default plane is white, according to the video, create a new material, change its color, remove the grid
down or is restarted, this also breaks the connection, and the instance of the Database Engine rolls back any outstanding connections when the network notifies it of the break. if the client logs off the application, any outstanding transactions are rolled back.
If a run-time statement error (such as a constraint violation) occurs in a batch, the default behavior in the Database Engine is to roll back only the statement that generated the error. you
In the face of dawn, I am no longer confused.Inspired by the sheepskin roll,I started a new life,Just a few days,My heart is inspired by a wonderful force,The hope that was almost wiped out by the time has returned to my heart.Whether it's victory or frustration,Love Or heartbroken,Ecstasy or pain,Approval or rejection,Success or failure,I can always ignite my faith in my prayers.This belief brings me through the fog of doubt,Going out of the empty da
When doing practical application projects such as production, the associated data is quite large and complex.
I have done some production projects, and the complexity of the data structure is really a headache. For example, a contract may have 6 or 7 Relational Tables. To find the specific information, we have to proceed accordingly. A production task list may have more complex relationships. When writing data, we can use the storage process to solve the problem of writing multiple tables at a
Chapter three free download version address: http://download.csdn.net/source/1766653
Dangdang purchase address: http://product.dangdang.com/product.aspx? Product_id = 20691986
Interactive purchase address: http://www.china-pub.com/196049
This book has been recorded by dear Su Peng into the evaluation mode, if you do not have time to read can listen to, address: http://www.tudou.com/programs/view/QbHCXhdjVQE/
11 days ago, programmer sheepskin became the first in the IT book rankings of Beij
Programmer sheepskin roll
Market Price: ¥29.80Member price: ¥22.35 (off)
[Creator] Leo zhang [same as the author's work][Release news agency] Electronic Industry Publishing House [book no.] 9787121095269[Shelving time] 9-18[Publication date] May September 2009 [Opening] 16
Online Booking: http://www.china-pub.com/196049
[Content Overview]Job seeking is not smooth, work is difficult, workplace conflicts and conflicts cannot be solved, career goals are
I encountered a problem during development a few days ago. During the debugging process, I found that the transaction configured on the service layer does not work. After an exception is thrown, the database is updated successfully and the transaction is not rolled back, then we start various checks to check whether spring transactions are correctly configured and whether transactions are enabled when the update method is started. After the check, we find that everything is normal. Why does the
Staying up late is no good!
I did not roll back the Spring Test just now. I summarized the possible reasons:
1. Whether it is
2. You caught the exception and didn't throw it to let spring know.
3. The method you call is not your own, but inherited (the inherited class implements some of your interfaces, and you have not overloaded them ), spring will not wrap the parent class method, nor will it be wrapped (This point of view is not absolutely pr
Dig a wave of pits#include Day-1Yesterday I was baffled by a cold.At home health a day, watched a morning ball, afternoon 鏼 a few questions 51nod, take money basically hopeless, pack up things ready to sleep.CTST Day0To be Continued ...ctsc2016apio2016 roll kee soy sauce kee travels (continuous update)
when the Shanzhai results come out, D2t3 was card to 20 points ....Shy: Card 1e-15 is not the equivalent of no card, not so high precision ah ....11.28 Monday00:00 Preliminary Evaluation ResultsThe students who stay up late and so on: MDCCF even put pigeons8:00 just started the decadent dog, open the website, loginStart every half hour refreshForget it or refresh it every hour.Shy: The results come out.After going through the N times 500,502,504The violence is a miracle.D1T3 card over 70+d2t2 7
) Getsystemservice (vibrator_service);119 Long[] pattern = {100, 1000, 50, 30};//off/on/off/on ... -Vibrator.vibrate (Pattern,-1);//-1 not repeat, non-1 to start repeating the specified subscript from pattern121 }122 123 @Override124 protected voidOnDestroy () { the Sm.unregisterlistener (listener);126 Super. OnDestroy ();127 } - 129 the 131 } the The current problem is that when shaking the terminal, the vibration is not a problem, bu
passed.There must be an L-shaped box at the corner of the outermost rectangular box, and then recursive on the line, for each case, I only need the current one solution, and then recursive to find a solution, this idea is very good.and went to see the bzoj2753, a start to see the wrong problem ~\ (≧▽≦)/~. The first question is very clear, the second one does not look. Look at the puzzle of the smallest tree in a few words, and go to see, the more the more will not, and found that as if why and
September 30 News, Microsoft Windows Insider person in charge Donna on Twitter today advised not to upgrade Win10 win7/ Win8.1 users seize the time, because there is more than a day, free upgrade opportunities will be gone, upgrade is not satisfied with the perfect rollback to the original system.650) this.width=650; "Src=" http://www.microwin10.com/d/file/2016-07-29/36ee005f88a75a31dbdeeee19da44394.jpg " Style= "margin:0px auto;padding:0px;border:0px;background:transparent;width:572px;height:37
CACHE_RCV indicates cache recovery, which is actually called roll forward. FILE @ LINE indicates the name and number of lines of the oracle kernel code, for example, kst. c. kcv. c. These are oracle Core C code names. FUNCTION refers to the oracle kernel FUNCTION names such as kcvcrv (), kctrec () [EVENT #: PID: SID] That is, event id: PID: the actual operation content of SIDDATA. We can selectively read the content of kst trace: 13:40:52. 755567: 80
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.