OmniSciDB  2e3a973ef4
RexSubQueryIdCollector.cpp
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1 /*
2  * Copyright 2020 OmniSci, Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "RexSubQueryIdCollector.h"
18 
20  RelAlgNode const* rel_alg_node) {
21  RexSubQueryIdCollector rex_sub_query_id_collector;
22  rex_sub_query_id_collector.visit(rel_alg_node);
23  return std::move(rex_sub_query_id_collector.ids_);
24 }
25 
26 void RexSubQueryIdCollector::visit(RexSubQuery const* rex_sub_query) {
27  ids_.insert(rex_sub_query->getId());
28  RelRexDagVisitor::visit(rex_sub_query);
29 }
void visit(RelAlgNode const *)
static Ids getLiveRexSubQueryIds(RelAlgNode const *)
std::unordered_set< unsigned > Ids
void visit(RexSubQuery const *) override