bool EqualJoin::isHashOnLeftKey(const Partitioner& part,const Attribute& key)const{
if(part.getPartitionFashion()!=PartitionFunction::hash_f)
return false;
for(unsigned i=0;i<joinkey_pair_list_.size();i++){
}
return part.getPartitionKey()==key;
}
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);
}
}
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);
}
}