This function requires the bigdata library section to be loaded.
bd.unique(data, columns=NULL)
bdFrame
or
data.frame
.
bdFrame
or
data.frame
,
of the same type as
data
.
This contains only unique rows.
## Remove all duplicate rows bd.unique(bd.append(list(fuel.frame, fuel.frame)))
# Remove all rows with the duplicated first and second columns. bd.unique(fuel.frame, 1:2)