How are business transactions done in big modern stores?
现代大商店中是如何进行商业交易的?
他们执行事务吗?
Multiple transactions are used.
使用多个事务。
没有事务在运行。
事务要如何开始?
事务应如何结束?
Short transactions; 60 per minute.
较短的事务;一分钟60个。
Are these two different transactions?
这两种是不是不同的事务?
It even works for local transactions.
这对本地事务也同样有效。
This can prevent runaway transactions.
该参数可以预防失控事务(runaway transaction)。
You can commit or rollback transactions.
可以提交或者回滚事务。
It's not that we don't use transactions.
我们并非一概不使用事务。
Look after financial transactions this week.
本周要管好金融交易。
First, let's review what transactions are.
首先,让我们来回顾一下什么是事务。
Online transactions lower our operating cost.
在线交易降低了运营成本。
These commercial transactions are aboveboard.
这些商业交易是光明磊落的。
Instead, use two-phase commit transactions.
作为替代的方式,应该使用两阶段提交事务。
What if I have several million transactions?
如果有几百万个事务怎么办?
To test other transactions, repeat this step.
要测试其他的事务,重复这个步骤即可。
You must support 10,000 transactions per minute.
必须支持每分钟10,000次交易。
we have identified 115 transactions of this type
我们已确定此类交易有115笔。
Imagine, for instance, credit card transactions.
以信用卡事务为例。
This is appropriate for long-running transactions.
这适合于长时间运行的事务。
Conducting financial transactions over the Internet.
在因特网上进行金融交易。
You should see two complete transactions in Figure 1.
在图1中您应该能看到两个完整的事务处理。
Review all transactions being processed by the system.
检查系统正在处理的所有交易。
That write-lock would then block other transactions.
然后该写锁阻塞了其他事务。
Last year, transactions per machine grew by around 10%.
去年,每台机器的交易量上涨了大约10%。
Yet many transactions require a lot more support than that.
然而,许多交易需要的支持远多于此。
Support long running business transactions and activities.
支持长期运行的业务事务和活动。
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