data identifier

基本解释

The page action method then mines the request URL to determine the type of data and the data identifier, loads that data, and then navigates to the appropriate template.
然后，该页面动作方法利用请求 URL，以判断数据类型和数据标识符，加载数据，然后导航到适当的模板。
In response to determining that the received data identifier and the previously stored data identifier do not match, it is determined that the content of the object has changed.
和响应于确定所接收到的数据标识符和之前所存储的数据标识符不匹配，确定对象的内容已经改变。
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Data identifier sorted method can find the wait for the lock ahead.
按标识符排序加锁法可以较早地发现锁等待。

He thinks the financial services industry should create the identifier at the time of origination rather than work with closing and settlement records and then relying on data vendors such as Bloomberg or Reuters to trace back the instruments.
FORBES: Lehman, Lithium and Lettuce -- The Need for Unique Identifiers in Finance