Mengembalikan baris N pertama
# Returns the first n rows
df.head()
# Row(age=2, name=u'Alicz')
df.head(1)
# [Row(age=2, name=u'Alice')]
Ethercourt.ml
# Returns the first n rows
df.head()
# Row(age=2, name=u'Alicz')
df.head(1)
# [Row(age=2, name=u'Alice')]