XmlMap.AppendOnImport Property (Excel)
True if you want to append new rows to XML lists that are bound to the specified schema map when you are importing new data or refreshing an existing connection. False if you want to overwrite the contents of cells that are bound to the specified schema map when you are importing new data or refreshing an existing connection. The default value is False. Read/write Boolean.
Syntax
expression .AppendOnImport
expression A variable that represents a XmlMap object.