To Folder: the folder to place splitted files.
Split By Object Count: set object count in one splitted file.
Split By Column Value: split files by a specific column values.
Encoding: file encoding.
JSON Format: Array With Name / Array Without Name / MongoDB Export Format / JSON Lines / One By One / Value As File.
Array Name: when "JSON Format" is "Array With Name", set the "Array Name".
Select All: select all columns.
Select None: select none columns.