对于如何通过ADO.NET方法在内存缓存数据集合与基本数据源之间提交数据更改，这些应用程序拥有完全的更新控制权。
Applications have complete update control over over how data changes are submitted between the in-memory cache data set and the underlying data source through ADO.NET methods.
但它们不太适于经常更新的基本数据集。
They are not well-suited for underlying data sets that are frequently updated.
我们更新我们的经济前景不断，因为我们评估的基本数据和假设，与每一个版本的新的经济统计数据。
We update our economic outlook continuously, as we evaluate the underlying data and assumptions with each release of new economic statistics.
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