Mostar datos de tabla

Muestra los datos del dataframe

val df = Seq(
  ("Paco","Garcia",24,24000),
  ("Juan","Garcia",26,27000),
  ("Lola","Martin",29,31000),
  ("Sara","Garcia",35,34000)
).toDF("nombre", "apellido","edad","salario")

df.show()

+------+--------+----+-------+
|nombre|apellido|edad|salario|
+------+--------+----+-------+
|  Paco|  Garcia|  24|  24000|
|  Juan|  Garcia|  26|  27000|
|  Lola|  Martin|  29|  31000|
|  Sara|  Garcia|  35|  34000|
+------+--------+----+-------+

Mostrar resumen de datos

Muestra una tabla resumen de los datos del dataframe

df
  .describe()
  .show()

+-------+------+--------+-----------------+----------------+
|summary|nombre|apellido|             edad|         salario|
+-------+------+--------+-----------------+----------------+
|  count|     4|       4|                4|               4|
|   mean|  null|    null|             28.5|         29000.0|
| stddev|  null|    null|4.795831523312719|4396.96865275764|
|    min|  Juan|  Garcia|               24|           24000|
|    max|  Sara|  Martin|               35|           34000|
+-------+------+--------+-----------------+----------------+