public AggPrelBase(RelOptCluster cluster, RelTraitSet traits, RelNode child, boolean indicator, ImmutableBitSet groupSet, List<ImmutableBitSet> groupSets, List<AggregateCall> aggCalls, OperatorPhase phase) throws InvalidRelException { super(cluster, traits, child, indicator, groupSet, groupSets, aggCalls); this.operPhase = phase; createKeysAndExprs(); }