This function requires the bigdata library section to be loaded.
bd.relational.restrict(data, restriction)
bdFrame or
data.frame.
bdFrame or
data.frame,
of the same type as
data,
with rows fulfilling the
restriction included.
This function determines whether each row should be selected by
evaluating the
restriction. The result should be a
logical value.
## Get only those rows where Weight>3000. bd.relational.restrict(fuel.frame, "Weight>3000")
## Remove rows where Type=="Van". bd.relational.restrict(fuel.frame, "Type=='Van'")