Github user jianqiao commented on a diff in the pull request:
https://github.com/apache/incubator-quickstep/pull/165#discussion_r97169709
--- Diff: relational_operators/HashJoinOperator.cpp ---
@@ -207,49 +207,43 @@ bool HashJoinOperator::getAllNonOuterJoinWorkOrders(
query_context->getScalarGroup(selection_index_);
InsertDestination *output_destination =
query_context->getInsertDestination(output_destination_index_);
- const JoinHashTable &hash_table =
- *(query_context->getJoinHashTable(hash_table_index_));
if (probe_relation_is_stored_) {
- if (!started_) {
- for (const block_id probe_block_id : probe_relation_block_ids_) {
+ if (started_) {
+ return true;
+ }
+
+ for (std::size_t part_id = 0; part_id < num_partitions_; ++part_id) {
+ const JoinHashTable &hash_table =
+ *(query_context->getJoinHashTable(hash_table_index_, part_id));
+
+ for (const block_id probe_block_id :
probe_relation_block_ids_[part_id]) {
container->addNormalWorkOrder(
- new JoinWorkOrderClass(query_id_,
- build_relation_,
- probe_relation_,
- join_key_attributes_,
- any_join_key_attributes_nullable_,
- probe_block_id,
- residual_predicate,
- selection,
- hash_table,
- output_destination,
- storage_manager,
+ new JoinWorkOrderClass(query_id_, build_relation_,
probe_relation_, join_key_attributes_,
+ any_join_key_attributes_nullable_,
num_partitions_, part_id, probe_block_id,
+ residual_predicate, selection,
hash_table, output_destination, storage_manager,
CreateLIPFilterAdaptiveProberHelper(lip_deployment_index_, query_context)),
op_index_);
}
- started_ = true;
}
- return started_;
+ started_ = true;
+ return true;
} else {
- while (num_workorders_generated_ < probe_relation_block_ids_.size())
{
- container->addNormalWorkOrder(
- new JoinWorkOrderClass(
- query_id_,
- build_relation_,
- probe_relation_,
- join_key_attributes_,
- any_join_key_attributes_nullable_,
- probe_relation_block_ids_[num_workorders_generated_],
- residual_predicate,
- selection,
- hash_table,
- output_destination,
- storage_manager,
- CreateLIPFilterAdaptiveProberHelper(lip_deployment_index_,
query_context)),
- op_index_);
- ++num_workorders_generated_;
- } // end while
+ for (std::size_t part_id = 0; part_id < num_partitions_; ++part_id) {
--- End diff --
I see. It should be good.
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