We are saving mapping in below format. The other approach is saving it in vertical format.

File NameCol1Col2Col3Col4

File 1.xlsField1Field2Field3Field4

File 2.csvField1Field3Field2Field4

File 3.xlsField4Field3Field2Field1

File 4.tabField2Field4Field3Field1

The only constraint we faced here is using mapping how to achieve it through SSIS?