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?
What were the main transactions?
什么是主交易呢?
他们执行事务吗?
Multiple transactions are used.
使用多个事务。
事务:它们是什么?
没有事务在运行。
事务要如何开始?
事务应如何结束?
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。
需要事务。
Look after financial transactions this week.
本周要管好金融交易。
You can commit or rollback transactions.
可以提交或者回滚事务。
Online transactions lower our operating cost.
在线交易降低了运营成本。
This is done through commercial transactions.
这是通过商业交易。
These commercial transactions are aboveboard.
这些商业交易是光明磊落的。
First, let's review what transactions are.
首先,让我们来回顾一下什么是事务。
What if I have several million transactions?
如果有几百万个事务怎么办?
You must support 10,000 transactions per minute.
必须支持每分钟10,000次交易。
Transactions still take a minute to complete.
事务仍然需要一分钟才能完成。
To test other transactions, repeat this step.
要测试其他的事务,重复这个步骤即可。
Imagine, for instance, credit card transactions.
以信用卡事务为例。
Many transactions require a fulfillment process.
很多事务都需要履行流程。
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。
This is appropriate for long-running transactions.
这适合于长时间运行的事务。
Initiate data collection by invoking transactions.
初始化调用事务的数据收集。
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%。
That write-lock would then block other transactions.
然后该写锁阻塞了其他事务。
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。
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