I got this script working, but i want it to trigger, the moment i paste the values onto spreadsheet "raw Data", instead of manually running it.
function deleteColumns() {
var sh1 = SpreadsheetApp.getActiveSpreadsheet().getSheetByName("raw Data")
sh1.deleteColumn(1)
sh1.deleteColumn(3)
sh1.deleteColumns(4,3)
sh1.deleteColumns(8,7)
}