This support is added using the row identifier (RID_BIT or RID) built-in function, the row CHANGE TOKEN expression, the time-based update detection, and implicitly hidden columns.
这些支持通过行标识符(RID_BIT或RID)内置函数、ROW CHANGE TOKEN表达式、基于时间的更新检测和隐式隐藏的列实现。
Set if the column contains a persistent row identifier that cannot be written to, and has no meaningful value except to identify the row.
如果列包含无法向其写入的持久性行标识符，并且除了标识行外没有其他有意义的值，则应设置该值。
Set if the column contains a persistent row identifier that cannot be written to, and has no meaningful value except to identity the row.
如果列包含无法写入的不变的行标识符，并且除了标识行外没有其他有意义的值，则设置该值。
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