Ordering of Columns based on table name

def getOrderedDFBasedOnTableStructure(inputDF:DataFrame, tableName :String,spark:SparkSession): Unit ={
  val columnNames = spark.table(tableName).columns
  logInfo(s"table $tableName is having columns in this $columnNames")
  val orderedDF = inputDF.select(columnNames.head, columnNames.tail: _*)
  orderedDF}