How to use

containsAggs

method

in

org.apache.calcite.rex.RexProgram

/**
 * Creates an EnumerableCalc.
 *
 * <p>Use {@link #create} unless you know what you're doing.
 */
public EnumerableCalc(RelOptCluster cluster,
  RelTraitSet traitSet,
  RelNode input,
  RexProgram program) {
 super(cluster, traitSet, input, program);
 assert getConvention() instanceof EnumerableConvention;
 assert !program.containsAggs();
}

/**
 * Creates an EnumerableCalc.
 *
 * <p>Use {@link #create} unless you know what you're doing.
 */
public EnumerableCalc(RelOptCluster cluster,
  RelTraitSet traitSet,
  RelNode input,
  RexProgram program) {
 super(cluster, traitSet, input, program);
 assert getConvention() instanceof EnumerableConvention;
 assert !program.containsAggs();
}

/** Predicate for whether a {@link Calc} contains multisets or windowed
 * aggregates. */
public static boolean containsMultisetOrWindowedAgg(Calc calc) {
 return !(B
   && RexMultisetUtil.containsMultiset(calc.getProgram())
   || calc.getProgram().containsAggs());
}

/** Predicate for whether a {@link Calc} contains multisets or windowed
 * aggregates. */
public static boolean containsMultisetOrWindowedAgg(Calc calc) {
 return !(B
   && RexMultisetUtil.containsMultiset(calc.getProgram())
   || calc.getProgram().containsAggs());
}

  protected RelNode makeRel(RelOptCluster cluster,
    RelTraitSet traitSet, RelBuilder relBuilder, RelNode input,
    RexProgram program) {
   assert !program.containsAggs();
   program = program.normalize(cluster.getRexBuilder(), null);
   return super.makeRel(cluster, traitSet, relBuilder, input,
     program);
  }
},

  protected RelNode makeRel(RelOptCluster cluster,
    RelTraitSet traitSet, RelBuilder relBuilder, RelNode input,
    RexProgram program) {
   assert !program.containsAggs();
   program = program.normalize(cluster.getRexBuilder(), null);
   return super.makeRel(cluster, traitSet, relBuilder, input,
     program);
  }
},

if (calc.getProgram().containsAggs()) {
 return;

if (calc.getProgram().containsAggs()) {
 return;

 || calc.getProgram().containsAggs()) {
return;