保留该列的标题为空。
Notice that all of the entries in the Rule column are empty.
请注意，rule列中所有的条目均为空。
In this case, the "Last statistics update" column is empty.
在这个例子中，“Laststatisticsupdate”列是空白的。
The description column is left empty, which means it will have a NULL value.
description列留为空白，这意味着它将具有null值。
Click the empty link under the Rule column.
单击Rule列下的empty链接。
The application will stop reading when the first row with column a empty is found.
应用程序将停止时读的第一行与列a空被发现。
An object or column name is missing or empty.
缺少或为空的对象或列名。
An object or column name is missing or empty.
缺少或为空的对象或列名。
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