ghalliday/HPCC-Platform — comment on commit 8929e47d77ba3014e93de8c4bacd443361fa50a3
File: ecl/hqlcpp/hqliproj.cpp line 196
By rengolin:

You mean by having a shuffle that doesn't ungroup at the end?

If you had a ```group(shuffle(...))```, that wouldn't be optimized away, since the expansion is done late in the exporting process.