Example #1
0
PlanPartitioner::PlanPartitioner(const Partitioner& partitioner) {
  partition_func_ = partitioner.getPartitionFunction();
  partition_key_ = partitioner.getPartitionKey();
  for (unsigned i = 0; i < partitioner.getNumberOfPartitions(); i++) {
    PlanPartitionInfo plan_partition_info;
    plan_partition_info.cardinality_ = partitioner.getPartitionCardinality(i);
    plan_partition_info.location_ = partitioner.getPartitionLocation(i);
    plan_partition_info.partition_id_ = i;
    partition_list_.push_back(plan_partition_info);
  }
}
DataflowPartitioningDescriptor::DataflowPartitioningDescriptor(const Partitioner& partitioner){
	partition_function_=partitioner.getPartitionFunction();
	partition_key_=partitioner.getPartitionKey();
	for(unsigned i=0;i<partitioner.getNumberOfPartitions();i++){
		DataflowPartition dataflow_partition;
		dataflow_partition.datasize_=partitioner.getPartitionDataSize(i);
		dataflow_partition.location_=partitioner.getPartitionLocation(i);
		dataflow_partition.partition_id_=i;
		partition_list_.push_back(dataflow_partition);
	}
}
Example #3
0
bool Partitioner::hasSamePartitionLocation(const Partitioner & target_partition )const{
	if(mode_==OneToMany||target_partition.get_binding_mode_()==OneToMany){
		/** in the current version, any the location detection in OneToMany mode is ommited.*/
		return false;
	}
	if(getNumberOfPartitions()!=target_partition.getNumberOfPartitions())
		return false;
	for(unsigned i=0;i<getNumberOfPartitions();i++){
		if(!partition_info_list[i]->is_colocated(*target_partition.partition_info_list[i])){
			return false;
		}
	}
	return true;
}