Select Operation 查询操作 ; 选取操作 ; 选择运算
select operation- 选择操作
Select operation target 选择的站点
Select Before Operation 操作前选择类
group-select operation 组选择操作
Name the operation and parameters, then select your generated XSD as the data type.
指定操作和参数名称，然后选择所生成的XSD作为数据类型。
This makes the criteria for deciding if you should normalize data straightforward: Never normalize data such that a supported query will need to perform a join operation to select records.
这就使得下面这条决定是否应该规格化数据的标准很明确：永远不要规格化数据，以免受支持的查询需要执行连结操作来选择记录。
Select the operation that you want to use, fill in the form, and click Go.
选择您想要使用的操作，填充表单，并单击 Go。
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