Once data adapters are defined in your data connection , you can automatically generate data sets for these adapters and add the data set definitions to your project 一旦在数据连接中定义了数据适配器，您就可以为这些适配器自动生成数据集，并将数据集定义添加到项目中。
In sql server 2005 , notification services supports a new type of action , called condition actions , which allow subscribers to define their own query clauses over a predefined data set 在sql server 2005中， notification services支持一种称为条件操作的新型操作，允许订阅方根据预定义的数据集定义自己的查询子句。
