(3) 不可重复读取 不可重复读(Non-repeatable Read)是指当事务T1 读取数据a 后,事务T2 进行读取并 进行更新操作,使得T1 再读取a 进行校验时,发现前后两次读取值发生了变化,从而...
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可重复读 Repeatable Read ; READ REPEATABLE
不可重复读 Non-repeatable Read ; UnRepeatable Read ; Nonrepeatable read
可重复读取 Repeatable read
不可重复读取 nonrepeatable read ; Non-repeatable Reads
可重复读写光驱 rewritable CD ; Compact Disc Rewritable
可重复读级别 Repeatable read isolation
重复读数 duplicate reading
重复读写 repeatable reads
非重复读 Non-repeatable read
在等待一段时间之后,重新开始,重复读取每个文件描述符。
After you wait for some amount of time, you start over again by repeatedly reading each file descriptor.
通过三步移除不必要的重复读取(re - reads)。
在相同事务下对“可重复读取”区域内数据的多次请求的结果是相同的,但能够带来更好的应用吞吐量。
With the "Repeatable Read" data region fetch requests issued multiple times within the same transaction will always produce the same result yielding better application throughput.
As you have no doubt experienced, this is a dense and difficult poem, so please reread it innumerable times for Wednesday's class, and in addition to that do the other readings assigned.
你们肯定也觉得了,这首诗很复杂很难懂,所以要一遍一遍的重复读,准备好周三的课,也要读布置的其他材料。
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