SourceDataFile 属性 (Excel)QueryTable.SourceDataFile property (Excel)

返回或设置一个 String 值,它指明查询表的源数据文件。Returns or sets a String value that indicates the source data file for a query table.



_表达式_一个代表查询表对象**** 的变量。expression A variable that represents a QueryTable object.


对于基于文件的数据源 (如 Access), SourceDataFile属性包含源数据文件的完全限定路径。For file-based data sources (such as Access), the SourceDataFile property contains a fully qualified path to the source data file. 对于基于服务器的数据源 (如 SQL Server), 它将设置为NullIt is set to Null for server-based data sources (such as SQL Server). 如果**连接** 属性以编程方式更改, 则将SourceDataFile属性设置为NullThe SourceDataFile property is set to Null if the Connection property is changed programmatically.

如果使用用户界面导入数据, 则会将来自 web 查询或文本查询的数据作为一个查询表**** 对象导入, 而将所有其他外部数据作为**ListObject** 对象导入。If you import data by using the user interface, data from a web query or a text query is imported as a QueryTable object, while all other external data is imported as a ListObject object.

如果使用对象模型导入数据, 则必须将来自 web 查询或文本查询的数据作为查询表导入****, 而所有其他外部数据均可作为ListObject或查询表导入。 ****If you import data by using the object model, data from a web query or a text query must be imported as a QueryTable, while all other external data can be imported as either a ListObject or a QueryTable.

您可以使用ListObject的查询表属性来访问SourceDataFile属性。 You can use the QueryTable property of the ListObject to access the SourceDataFile property.

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