case aggFnAvg:
		if e.aggregate.runningCount == 0 {
			// No rows were seen by AVG.
			return FromNull(), nil
		}
		err := e.aggregate.runningSum.arithOp(opDivide, FromInt(e.aggregate.runningCount))
		return e.aggregate.runningSum, err

	case aggFnMin:
		if !e.aggregate.seen {
			// No rows were seen by MIN
			return FromNull(), nil
		}
		return e.aggregate.runningMin, nil

	case aggFnMax:

				// If field index > number of columns, return null
				return sql.FromNull(), nil
			}
			return sql.FromBytes([]byte(r.csvRecord[idx])), nil
		}
		// TODO: Return Missing?
		return nil, fmt.Errorf("column %v not found", name)
	}

	if index >= int64(len(r.csvRecord)) {
		// No value found for column 'name', hence return null
		// value
		return sql.FromNull(), nil
	}

	return sql.FromBytes([]byte(r.csvRecord[index])), nil

		}
		return sql.FromInt(v), nil
	case simdjson.TypeBool:
		v, err := iter.Bool()
		if err != nil {
			return nil, err
		}
		return sql.FromBool(v), nil
	case simdjson.TypeNull:
		return sql.FromNull(), nil
	case simdjson.TypeObject, simdjson.TypeArray:
		b, err := iter.MarshalJSON()
		return sql.FromBytes(b), err
	}
	return nil, fmt.Errorf("iterToValue: unknown JSON type: %s", iter.Type().String())
}

			return nil, err
		}
		bs, err := elems.MarshalJSON()
		if err != nil {
			return nil, err
		}
		return FromBytes(bs), nil
	case []Value:
		return FromArray(rval), nil
	case nil:
		return FromNull(), nil
	case Missing:
		return FromMissing(), nil
	}
	return nil, fmt.Errorf("Unhandled value type: %T", result)
}

func (e *PrimaryTerm) evalNode(r Record, tableAlias string) (res *Value, err error) {