It's quite typical for firms to store both relational and XML data in a single table, and our examples reference both types of columns.

公司在单个表中既存储关系数据也存储XML数据是很常见的情况，我们的示例引用了这两种类型的列。

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Obtains the reference for the table ID, value object class, session attribute for data rows, and session attribute for combo box if one exists.

取得对表格 ID、值对象类、数据行的会话属性和组合框（如果有的话）的会话属性的引用。

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REFERENCE, in turn, is a system type that is the data type of the object identifier column of any typed table.

反过来，REFERENCE是一个系统类型，它是任何类型化表的对象标识符的数据类型。

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