if(!operation.grid.hasSmartPush("Employee Data")) 
    return
// Capture the employees whose Salary and/or Reporting Manager were edited
Set<String> employees = []
operation.grid.dataCellIterator('Salary', 'Reporting Manager').each { DataCell cell ->
    if(cell.edited) {
    	employees << cell.getMemberName("Employee")
    }
}
if(employees) {
    // Push data to the reporting cube for edited employees only
    String employeesStr = """\"${employees.join('", "')}\""""       
    operation.grid.getSmartPush("Employee Data").execute( [ "Employee" : employeesStr ] )
}