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特殊数据

全局设置特殊数据相关的项目,如当数据中存在空值或空白数据时,是否显示以及自定义显示内容。

image2022-6-16_13-53-12.png

空值和空字符串相关

空白即空字符串,空值即 DBNULL。

我们来看同一份带有空单元格的 Excel数据,在创建数据源时将空单元格转为了 DBNULL 和没有转换的设置区别。

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