presto-main/src/main/java/io/prestosql/sql/planner/optimizations/ActualProperties.java/ActualProperties/equals
class ActualProperties:    @Override
    public boolean equals(Object obj)
    {
        if (this == obj) {
            return true;
        }
        if (obj == null || getClass() != obj.getClass()) {
            return false;
        }
        final ActualProperties other = (ActualProperties) obj;
        return Objects.equals(this.global, other.global)
                && Objects.equals(this.localProperties, other.localProperties)
                && Objects.equals(this.constants.keySet(), other.constants.keySet());
    }