通过昵称，还可以定义引用来自多个数据源的数据的视图。
Using nicknames, you can also define a view that references data from multiple data sources.
向导允许您选择表、视图或者过程来创建数据源。
The wizard allows selecting a table, view, or procedure to create a Data source.
把来自异质数据源的适当视图转变为非结构数据是非常复杂的。
Getting the right view into unstructured data from heterogeneous sources can be quite tricky.
视图就绪后，构造数据源查询就是小事一桩。
With the view in place, constructing the source query is a snap.
它依赖于一个活数据源(即，视图上下文必须相同)。
It is dependent on a viable data source (i.e. view context must be the same).
尽管如此，数据源不会直接创建视图。
获取一个数组，该数组包含数据源中各视图的有关信息。
Gets an array containing information about each view in the data source.
获取一个数组，该数组包含数据源中各视图的有关信息。
Gets an array containing information about each view in the data source.
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