This function requires the bigdata library section to be loaded.
bd.shuffle(data, seed=NULL)
bdFrame
or
data.frame
.
NULL
, uses a new random seed for sampling every time.
If an integer, it uses this for the seed.
The default value will set the seed based on the S-PLUS random seed.
bdFrame
or
data.frame
,
of the same type as
data
.
.Random.seed
is created if it does not already exist,
otherwise its value is updated.
This functions makes use of a modified merge sort to randomly shuffle the input.
# Mix up fuel.frame bd.shuffle(fuel.frame)