The applicationdoes not allow to overwrite any column or change the data type of existing data.
The supported file types are: .xls .csv .xlsx
pron: quick and easy data load
con: No delta logic available , no transformation capabilities
if a .xls or .xlsx file is selected, choose the corresponding worksheet.
if a .csv file is selected, select a delimiter. A delimiter is used to determine columns and pick correct data against them. In a .csv file , the accepted delimiters are , ;