+1 on Option (B) with flag to allow semantics in (A) for back compatibility.
Kexin On Tue, Jun 3, 2014 at 1:18 PM, Nicholas Chammas <nicholas.cham...@gmail.com > wrote: > On Mon, Jun 2, 2014 at 10:39 PM, Patrick Wendell <pwend...@gmail.com> > wrote: > >> (B) Semantics in Spark 1.0 and earlier: > > > Do you mean 1.0 and later? > > Option (B) with the exception-on-clobber sounds fine to me, btw. My use > pattern is probably common but not universal, and deleting user files is > indeed scary. > > Nick >
