ghalliday/HPCC-Platform — comment on commit 8929e47d77ba3014e93de8c4bacd443361fa50a3
File: ecl/hql/hqlexpr.cpp line 10602
By ghalliday:

It is applying three transformations to the type information - i) group ii) group sort iii) ungroup
I could write a function that handled it all in one. I probably should add a getTypeShuffle() - but it would just call these 3 functions, but would be clearer.