Do we really need hints in physical operators? When hints were introduced, was that part of the plan?
Julian > On May 17, 2021, at 11:50 PM, JiaTao Tao <[email protected]> wrote: > > Hi > Recently, I'm integrating Calcite's hint into our system, and I've found > the Enumerable rules just throw the hint info(ImmutableList.of()) away: > > public EnumerableProject( > RelOptCluster cluster, > RelTraitSet traitSet, > RelNode input, > List<? extends RexNode> projects, > RelDataType rowType) { > super(cluster, traitSet, ImmutableList.of(), input, projects, rowType); > assert getConvention() instanceof EnumerableConvention; > } > > > Regards! > > Aron Tao
