match
and %in%
for Arrow objectsbase::match()
is not a generic, so we can't just define Arrow methods for
it. This function exposes the analogous functions in the Arrow C++ library.
match_arrow(x, table, ...)is_in(x, table, ...)
Array
or ChunkedArray
Array
, ChunkedArray
, or R vector lookup table.
additional arguments, ignored
match_arrow()
returns an int32
-type Array
of the same length
as x
with the (0-based) indexes into table
. is_in()
returns a
boolean
-type Array
of the same length as x
with values indicating
per element of x
it it is present in table
.