下面关于Hibernate中Transaction的使用说法正确的是()。
第1题:
第2题:
V5.x系统中,手工清除Sybase中zxcms数据库日志的SQL语句是()
第3题:
下面关于hibernate核心接口说明错误的是()
第4题:
网络交易服务(network transaction service)是指什么?
第5题:
Which of the following describes how a distributed resumable transaction behaves?()
第6题:
Which method would you use to undo the changes made by a particular transaction without affecting the changes made by other transactions?()
第7题:
In WebLogic 10.3.6 and 12c, transaction logs can optionally write to a JDBC store instead of a file store on the file system. Identify the three benefits as a result of this capability.()
第8题:
The session is terminated after receiving the error and JIM can continue with his transaction.
SCOTT should perform a COMMIT or ROLLBACK to allow JIM to continue with his transaction.
The session is rolled back after receiving the error and JIM can continue with his transaction.
SCOTT has to reexecute the last command in the transaction after he commits the transaction.
第9题:
Transaction是可有可无的
Transaction在做查询的时候是可有可无的
Transaction在做修改的时候是可有可无的
Transaction在做修改的时候是必须的
第10题:
point-in-time recovery
execute the ROLLBACK command with transaction number
flashback the database to before the transaction was committed
determine all the necessary undo SQL statements from FLASHBACK_TRANSACTION_QUERY and use them for recovery
第11题:
Event Viewer gives more details on the failure.
The alert log file gives detailed information about the failure.
PMON rolls back the transaction and releases the locks.
SMON rolls back the transaction and releases the locks.
The transaction is rolled back by the next session that refers to any of the blocks updates by the failed transaction.
Data modified by the transaction up to the last commit before the abnormal termination is retained in the database.
第12题:
Transaction是可有可无的
Transaction在做查询的时候是可选的
Transaction在做删除的时候是可选的
Transaction在做修改的时候是可选的
第13题:
在Hibernate中,下列关于Transaction说法正确的有()
第14题:
下面关于Hibernate中Transaction的使用说法正确的是()
第15题:
下面语句中,能够正确的进入数据库事务的是:()
第16题:
By using the transaction identifier provided by()for a particular row change, you can use the Flashback Transaction Query to see the operation performed by the transaction.
第17题:
The session of user SCOTT receives the following error after executing an UPDATE command onthe EMP table: ERROR at line 1: ORA-00060: deadlock detected while waiting for resource On investigation, you find that a session opened by user JIM has a transaction that caused the deadlock. two statements are true regarding the session of SCOTT in this scenario()
第18题:
You work as a database administrator for Certkiller .com. In the middle of a transaction, a user session was abnormally terminated but the instance is still up and the database is open. Which two statements are true in this scenario?()
第19题:
对
错
第20题:
Flashback Table
Flashback Database
Flashback Version Query
The RMAN REPORT command
The DBA_PENDING_TRANSACTIONS view
第21题:
Flashback Table
Flashback Database
Flashback Versions Query
the RMAN REPORT command
the DBA_PENDING_TRANSACTIONS view
第22题:
The resumable setting on the initiating session determines the resumable conditions for the entire distributed transaction.
The resumable setting for the initiating instance determines the resumable conditions for the entire distributed transaction.
The resumable setting on the initiating session controls only that part of the transaction that occurs within the local instance; remote resumable settings determine the behavior of the distributed parts of the transaction.
None of the above.
第23题:
事务Transaction为应用程序指定以原子操作单元为范围的对象
在对数据库进行增加、修改和删除操作时一定要加上Transaction
在对数据库进行查询操作时一定要加上Transaction
获得Transaction的方法:Transaction tr = session.beginTransaction();